# Nicholas Cox

## Research output

Jump to: Working papers Articles Software Books Editorship### Working papers

- Nicholas Cox, 2018.
"
**Spaghetti, paella and alternatives: graphics for multiple series and groups**," London Stata Conference 2018 04, Stata Users Group. - Nicholas Cox, 2017.
"
**On the shoulders of giants, or not reinventing the wheel**," 2017 Stata Conference 4, Stata Users Group.- Nicholas Cox, 2017.
"
**On the shoulders of giants, or not reinventing the wheel**," United Kingdom Stata Users' Group Meetings 2017 04, Stata Users Group.

- Nicholas Cox, 2017.
"
- Nicholas J. Cox, 2016.
"
**Vote for quantile plots! New planks in an old campaign**," 2016 Stata Conference 10, Stata Users Group. - Nicholas Cox, 2016.
"
**Quantile plots: New planks in an old campaign**," United Kingdom Stata Users' Group Meetings 2016 03, Stata Users Group. - Nicholas Cox, 2015.
"
**Between and beyond: irregular series, interpolation, variograms and smoothing**," United Kingdom Stata Users' Group Meetings 2015 05, Stata Users Group. - Nicholas Cox, 2014.
"
**Small multiples, or the science and art of combining graphs**," 2014 Stata Conference 8, Stata Users Group.- Nicholas Cox, 2014.
"
**Small multiples, or the science and art of combining graphs**," United Kingdom Stata Users' Group Meetings 2014 05, Stata Users Group.

- Nicholas Cox, 2014.
"
- Nicholas Cox, 2013.
"
**Strategy and tactics for graphic multiples in Stata**," United Kingdom Stata Users' Group Meetings 2013 12, Stata Users Group. - Nicholas J. Cox, 2012.
"
**Graphics (and numerics) for univariate distributions**," SAN12 Stata Conference 25, Stata Users Group.- Nicholas Cox, 2012.
"
**Graphics (and numerics) for univariate distributions**," United Kingdom Stata Users' Group Meetings 2012 06, Stata Users Group.

- Nicholas Cox, 2012.
"
- Nicholas J. Cox, 2011.
"
**Graphics tips for all**," CHI11 Stata Conference 1, Stata Users Group. - Nicholas Cox, 2011.
"
**Fun and fluency with functions**," United Kingdom Stata Users' Group Meetings 2011 21, Stata Users Group. - Nicholas Cox, 2010.
"
**Thirty graphical tips Stata users should know**," United Kingdom Stata Users' Group Meetings 2010 05, Stata Users Group. - Nicholas J. Cox, 2009.
"
**Between tables and graphs**," DC09 Stata Conference 17, Stata Users Group. - Nicholas Cox, 2009.
"
**To the vector belong the spoils: circular statistics in Stata**," United Kingdom Stata Users' Group Meetings 2009 04, Stata Users Group.- Nicholas J. Cox, 2010.
"
**To the vector belong the spoils: Circular statistics in Stata**," BOS10 Stata Conference 6, Stata Users Group.

- Nicholas J. Cox, 2010.
"
- Nicholas Cox, 2008.
"
**Between tables and graphs: A tutorial**," United Kingdom Stata Users' Group Meetings 2008 04, Stata Users Group.- Nicholas J. Cox, 2009.
"
**Between tables and graphs: A tutorial**," German Stata Users' Group Meetings 2009 01, Stata Users Group.

- Nicholas J. Cox, 2009.
"
- John P. Haisken-De New, 2008.
"
**PanelWhiz**," United Kingdom Stata Users' Group Meetings 2008 12, Stata Users Group. - Nicholas Cox, 2008.
"
**Trilinear plots and some alternatives**," United Kingdom Stata Users' Group Meetings 2008 13, Stata Users Group. - Nicholas Cox, 2007.
"
**Quantiles, L-moments and modes: bringing order to descriptive statistics**," North American Stata Users' Group Meetings 2007 1, Stata Users Group.- Nicholas Cox, 2007.
"
**Quantiles, L-moments and modes: bringing order to descriptive statistics**," Nordic and Baltic Stata Users' Group Meetings 2007 1, Stata Users Group. - Nicholas Cox, 2007.
"
**Quantiles, L-moments and modes: bringing order to descriptive statistics**," United Kingdom Stata Users' Group Meetings 2007 06, Stata Users Group.

- Nicholas Cox, 2007.
"
- Nicholas J. Cox, 2006.
"
**Graphs for all seasons**," United Kingdom Stata Users' Group Meetings 2006 10, Stata Users Group.- Nicholas J. Cox, 2006.
"
**Graphs for all seasons**," North American Stata Users' Group Meetings 2006 5, Stata Users Group.

- Nicholas J. Cox, 2006.
"
- Nicholas J. Cox, 2004.
"
**Circular statistics in Stata, revisited**," German Stata Users' Group Meetings 2004 1, Stata Users Group.- Nicholas J. Cox, 2004.
"
**Circular statistics in Stata, revisited**," United Kingdom Stata Users' Group Meetings 2004 10, Stata Users Group.

- Nicholas J. Cox, 2004.
"
- Nicholas J. Cox, 2004.
"
**Graphics for categories and compositions**," North American Stata Users' Group Meetings 2004 1, Stata Users Group. - Nicholas J. Cox, 2003.
"
**Graphics (and numerics) for comparison**," United Kingdom Stata Users' Group Meetings 2003 01, Stata Users Group. - Nicholas J. Cox, 2002.
"
**Graphics before and after model fitting**," Dutch-German Stata Users' Group Meetings 2002 3, Stata Users Group.- Nicholas J. Cox, 2001.
"
**Graphics before and after model fitting**," United Kingdom Stata Users' Group Meetings 2002 3, Stata Users Group.

- Nicholas J. Cox, 2001.
"
- Nicholas J. Cox, 2002.
"
**Generalised linear models for prediction: some principles, some programs and some practice**," North American Stata Users' Group Meetings 2003 09, Stata Users Group. - Nicholas J. Cox, 2002.
"
**How to face lists with fortitude**," United Kingdom Stata Users' Group Meetings 2002 14, Stata Users Group. - Joe Newton & Nicholas J. Cox, 2002.
"
**The Stata Technical Bulletin and the Stata Journal: editors' report**," United Kingdom Stata Users' Group Meetings 2002 7, Stata Users Group. - Nicholas J. Cox, 2001.
"
**Triangular plots**," United Kingdom Stata Users' Group Meetings 2001 7, Stata Users Group. - Nicholas J. Cox, 2001.
"
**Plotting graded data: a Tukey-ish approach**," United Kingdom Stata Users' Group Meetings 2001 1, Stata Users Group. - Nicholas J. Cox, 2001.
"
**Analysing circular data in Stata**," North American Stata Users' Group Meetings 2001 5.3, Stata Users Group.

### Articles

- Nicholas J. Cox, 2019.
"
**Speaking Stata: How best to generate indicator or dummy variables**," Stata Journal, StataCorp LP, vol. 19(1), pages 246-259, March. - Nicholas J. Cox, 2018.
"
**Speaking Stata: Tables as lists: From rounding to binning**," Stata Journal, StataCorp LP, vol. 18(3), pages 741-754, September. - H. Joseph Newton & Nicholas J. Cox, 2018.
"
**The Stata Journal Editors’ Prize 2018: Federico Belotti**," Stata Journal, StataCorp LP, vol. 18(4), pages 761-764, December. - Nicholas J. Cox, 2018.
"
**Speaking Stata: Logarithmic binning and labeling**," Stata Journal, StataCorp LP, vol. 18(1), pages 262-286, March. - Nicholas J. Cox, 2018.
"
**Speaking Stata: Seven steps for vexatious string variables**," Stata Journal, StataCorp LP, vol. 18(4), pages 981-994, December. - Nicholas J. Cox, 2018.
"
**Stata tip 130: 106610 and all that: Date variables that need to be fixed**," Stata Journal, StataCorp LP, vol. 18(3), pages 755-757, September. - Nicholas J. Cox, 2017.
"
**Speaking Stata: Tables as lists: The groups command**," Stata Journal, StataCorp LP, vol. 17(3), pages 760-773, September. - H. Joseph Newton & Nicholas J. Cox, 2017.
"
**The Stata Journal Editors' Prize 2017: Ben Jann**," Stata Journal, StataCorp LP, vol. 17(4), pages 781-785, December. - H. Joseph Newton & Nicholas J. Cox, 2016.
"
**The Stata Journal Editors' Prize 2016: Patrick Royston**," Stata Journal, StataCorp LP, vol. 16(4), pages 815-825, December. - Nicholas J. Cox, 2016.
"
**Speaking Stata: Shading zones on time series and other plots**," Stata Journal, StataCorp LP, vol. 16(3), pages 805-812, September. - Nicholas J. Cox, 2016.
"
**Speaking Stata: Multiple bar charts in table form**," Stata Journal, StataCorp LP, vol. 16(2), pages 491-510, June. - Nicholas J. Cox, 2016.
"
**Speaking Stata: Letter values as selected quantiles**," Stata Journal, StataCorp LP, vol. 16(4), pages 1058-1071, December. - Nicholas J. Cox, 2015.
"
**Speaking Stata: A set of utilities for managing missing values**," Stata Journal, StataCorp LP, vol. 15(4), pages 1174-1185, December. - H. Joseph Newton & Nicholas J. Cox, 2015.
"
**The Stata Journal Editors' Prize 2014: Richard Williams**," Stata Journal, StataCorp LP, vol. 15(4), pages 901-904, December. - Nicholas J. Cox, 2014.
"
**Stata tip 121: Box plots side by side**," Stata Journal, StataCorp LP, vol. 14(4), pages 991-996, December. - H. Joseph Newton & Nicholas J. Cox, 2014.
"
**The Stata Journal Editors' Prize 2014: Roger Newson**," Stata Journal, StataCorp LP, vol. 14(4), pages 703-707, December. - Nicholas J. Cox, 2014.
"
**Speaking Stata: Design plots for graphical summary of a response given factors**," Stata Journal, StataCorp LP, vol. 14(4), pages 975-990, December. - Nicholas J. Cox, 2013.
"
**Speaking Stata: Creating and varying box plots: Correction**," Stata Journal, StataCorp LP, vol. 13(2), pages 398-400, June. - Nicholas J. Cox, 2013.
"
**Stata tip 114: Expand paired dates to pairs of dates**," Stata Journal, StataCorp LP, vol. 13(1), pages 217-219, March. - Nicholas J. Cox, 2013.
"
**Speaking Stata: Trimming to taste**," Stata Journal, StataCorp LP, vol. 13(3), pages 640-666, September. - Steven J. Samuels & Nicholas J. Cox, 2012.
"
**Stata tip 105: Daily dates with missing days**," Stata Journal, StataCorp LP, vol. 12(1), pages 159-161, March. - Nicholas J. Cox, 2012.
"
**Speaking Stata: Output to order**," Stata Journal, StataCorp LP, vol. 12(1), pages 147-158, March. - Nicholas J. Cox, 2012.
"
**Stata tip 113: Changing a variable's format: What it does and does not mean**," Stata Journal, StataCorp LP, vol. 12(4), pages 761-764, December. - Nicholas J. Cox, 2012.
"
**Speaking Stata: Axis practice, or what goes where on a graph**," Stata Journal, StataCorp LP, vol. 12(3), pages 549-561, September. - Nicholas J. Cox, 2012.
"
**Speaking Stata: Matrices as look-up tables**," Stata Journal, StataCorp LP, vol. 12(4), pages 748-758, December. - Nicholas J. Cox, 2012.
"
**Speaking Stata: Transforming the time axis**," Stata Journal, StataCorp LP, vol. 12(2), pages 332-341, June. - Nicholas J. Cox, 2012.
"
**Stata tip 111: More on working with weeks**," Stata Journal, StataCorp LP, vol. 12(3), pages 565-569, September. - Nicholas J. Cox, 2012.
"
**Stata tip 111: More on working with weeks, erratum**," Stata Journal, StataCorp LP, vol. 12(4), pages 765-765, December. - Nicholas J. Horton, 2011.
"
**Stata tip 95: Estimation of error covariances in a linear model**," Stata Journal, StataCorp LP, vol. 11(1), pages 145-148, March.- Horton, Nicholas J., 2011.
"
**Stata tip 95: Estimation of error covariances in a linear model**," Stata Journal, StataCorp LP, vol. 11(1), pages 1-4.

- Horton, Nicholas J., 2011.
"
- Nicholas J. Cox, 2011.
"
**Stata tip 96: Cube roots**," Stata Journal, StataCorp LP, vol. 11(1), pages 149-154, March. - Nicholas J. Cox, 2011.
"
**Stata tip 104: Added text and title options**," Stata Journal, StataCorp LP, vol. 11(4), pages 632-633, December. - William Gould & Nicholas J. Cox, 2011.
"
**Stata tip 100: Mata and the case of the missing macros**," Stata Journal, StataCorp LP, vol. 11(2), pages 323-324, June. - Nicholas J. Cox, 2011.
"
**Stata tip 102: Highlighting specific bars**," Stata Journal, StataCorp LP, vol. 11(3), pages 474-477, September. - Nicholas J. Cox, 2011.
"
**Stata tip 98: Counting substrings within strings**," Stata Journal, StataCorp LP, vol. 11(2), pages 318-320, June. - Nicholas J. Cox, 2011.
"
**Speaking Stata: MMXI and all that: Handling Roman numerals within Stata**," Stata Journal, StataCorp LP, vol. 11(1), pages 126-142, March. - Nicholas J. Cox, 2011.
"
**Speaking Stata: Compared with..**," Stata Journal, StataCorp LP, vol. 11(2), pages 305-314, June. - Nicholas J. Cox, 2011.
"
**Speaking Stata: Fun and fluency with functions**," Stata Journal, StataCorp LP, vol. 11(3), pages 460-471, September. - Nicholas J. Cox, 2011.
"
**Stata tip 101: Previous but different**," Stata Journal, StataCorp LP, vol. 11(3), pages 472-473, September. - Nicholas J. Cox, 2010.
"
**Speaking Stata: Graphing subsets**," Stata Journal, StataCorp LP, vol. 10(4), pages 670-681, December. - Nicholas J. Cox, 2010.
"
**Stata tip 85: Looping over nonintegers**," Stata Journal, StataCorp LP, vol. 10(1), pages 160-163, March. - Nicholas J. Cox, 2010.
"
**A conversation with Kit Baum**," Stata Journal, StataCorp LP, vol. 10(1), pages 3-8, March. - Nicholas J. Cox, 2010.
"
**Speaking Stata: The limits of sample skewness and kurtosis**," Stata Journal, StataCorp LP, vol. 10(3), pages 482-495, September. - Nicholas J. Cox, 2010.
"
**Speaking Stata: The statsby strategy**," Stata Journal, StataCorp LP, vol. 10(1), pages 143-151, March. - Nicholas J. Cox, 2010.
"
**Stata tip 68: Week assumptions**," Stata Journal, StataCorp LP, vol. 10(4), pages 682-685, December. - Teresa Timberlake & Nicholas J. Cox, 2010.
"
**Ana Isabel Palma Carlos Timberlake (1943-2009)**," Stata Journal, StataCorp LP, vol. 10(1), pages 9-10, March. - Nicholas J. Cox, 2010.
"
**Stata tip 84: Summing missings**," Stata Journal, StataCorp LP, vol. 10(1), pages 157-159, March. - Nicholas J. Cox, 2010.
"
**Stata tip 91: Putting unabbreviated varlists into local macros**," Stata Journal, StataCorp LP, vol. 10(3), pages 503-504, September. - Nicholas J. Cox, 2010.
"
**Speaking Stata: Finding variables**," Stata Journal, StataCorp LP, vol. 10(2), pages 281-296, June. - Nicholas J. Cox, 2009.
"
**Speaking Stata: Rowwise**," Stata Journal, StataCorp LP, vol. 9(1), pages 137-157, March. - Nicholas J. Cox, 2009.
"
**Stata tip 82: Grounds for grids on graphs**," Stata Journal, StataCorp LP, vol. 9(4), pages 648-651, December. - Nicholas J. Cox, 2009.
"
**Stata tip 79: Optional arguments to options**," Stata Journal, StataCorp LP, vol. 9(3), pages 504-504, September. - Nicholas J. Cox, 2009.
"
**Speaking Stata: Paired, parallel, or profile plots for changes, correlations, and other comparisons**," Stata Journal, StataCorp LP, vol. 9(4), pages 621-639, December. - Nicholas J. Cox, 2009.
"
**Stata tip 76: Separating seasonal time series**," Stata Journal, StataCorp LP, vol. 9(2), pages 321-326, June. - Nicholas J. Cox, 2009.
"
**Speaking Stata: I. J. Good and quasi-Bayes smoothing of categorical frequencies**," Stata Journal, StataCorp LP, vol. 9(2), pages 306-314, June. - Nicholas J. Cox, 2009.
"
**Speaking Stata: Creating and varying box plots**," Stata Journal, StataCorp LP, vol. 9(3), pages 478-496, September. - Nicholas J. Cox, 2009.
"
**Stata tip 78: Going gray gracefully: Highlighting subsets and downplaying substrates**," Stata Journal, StataCorp LP, vol. 9(3), pages 499-503, September. - Nicholas J. Cox, 2008.
"
**Speaking Stata: Correlation with conﬁdence, or Fisher's z revisited**," Stata Journal, StataCorp LP, vol. 8(3), pages 413-439, September. - Nicholas J. Cox, 2008.
"
**Speaking Stata: Spineplots and their kin**," Stata Journal, StataCorp LP, vol. 8(1), pages 105-121, February. - Nicholas J. Cox, 2008.
"
**Stata tip 59: Plotting on any transformed scale**," Stata Journal, StataCorp LP, vol. 8(1), pages 142-145, February. - Nicholas J. Cox & Gary M. Longton, 2008.
"
**Speaking Stata: Distinct observations**," Stata Journal, StataCorp LP, vol. 8(4), pages 557-568, December. - Nicholas J. Cox, 2008.
"
**Stata tip 67: J() now has greater replicating powers**," Stata Journal, StataCorp LP, vol. 8(3), pages 450-451, September. - Nicholas J. Cox, 2008.
"
**Speaking Stata: Between tables and graphs**," Stata Journal, StataCorp LP, vol. 8(2), pages 269-289, June. - Nicholas J. Cox, 2008.
"
**Stata tip 70: Beware the evaluating equal sign**," Stata Journal, StataCorp LP, vol. 8(4), pages 586-587, December. - Nicholas J. Cox & Natasha L. M. Barlow, 2008.
"
**Stata tip 62: Plotting on reversed scales**," Stata Journal, StataCorp LP, vol. 8(2), pages 295-298, June. - Nicholas J. Cox, 2008.
"
**Stata tip 71: The problem of split identity, or how to group dyads**," Stata Journal, StataCorp LP, vol. 8(4), pages 588-591, December. - Nicholas J. Cox, 2008.
"
**Stata tip 61: Decimal commas in results output and data input**," Stata Journal, StataCorp LP, vol. 8(2), pages 293-294, June. - Nicholas J. Cox, 2008.
"
**Stata tip 65: Beware the backstabbing backslash**," Stata Journal, StataCorp LP, vol. 8(3), pages 446-447, September. - Nicholas J. Cox, 2007.
"
**Stata tip 51: Events in intervals**," Stata Journal, StataCorp LP, vol. 7(3), pages 440-443, September. - Christopher F Baum & Nicholas J. Cox, 2007.
"
**Stata tip 45: Getting those data into shape**," Stata Journal, StataCorp LP, vol. 7(2), pages 268-271, June.- Baum, Christopher F. & Cox, Nicholas J., 2007.
"
**Stata tip 45: Getting those data into shape**," Stata Journal, StataCorp LP, vol. 7(2), pages 1-4.

- Baum, Christopher F. & Cox, Nicholas J., 2007.
"
- Nicholas J. Cox, 2007.
"
**Stata tip 55: Better axis labeling for time points and time intervals**," Stata Journal, StataCorp LP, vol. 7(4), pages 590-592, December. - Nicholas J. Cox, 2007.
"
**Stata tip 52: Generating composite categorical variables**," Stata Journal, StataCorp LP, vol. 7(4), pages 582-583, December. - Nicholas J. Cox, 2007.
"
**Speaking Stata: Identifying spells**," Stata Journal, StataCorp LP, vol. 7(2), pages 249-265, June. - Nicholas J. Cox, 2007.
"
**Speaking Stata: Making it count**," Stata Journal, StataCorp LP, vol. 7(1), pages 117-130, February. - Nicholas J. Cox, 2007.
"
**Speaking Stata: Counting groups, especially panels**," Stata Journal, StataCorp LP, vol. 7(4), pages 571-581, December. - Nicholas J. Cox, 2007.
"
**Speaking Stata: Turning over a new leaf**," Stata Journal, StataCorp LP, vol. 7(3), pages 413-433, September. - Nicholas J. Cox, 2007.
"
**Stata tip 47: Quantile–quantile plots without programming**," Stata Journal, StataCorp LP, vol. 7(2), pages 275-279, June. - Nicholas J. Cox, 2007.
"
**Stata tip 50: Efficient use of summarize**," Stata Journal, StataCorp LP, vol. 7(3), pages 438-439, September. - Nicholas J. Cox, 2007.
"
**Stata tip 43: Remainders, selections, sequences, extractions: Uses of the modulus**," Stata Journal, StataCorp LP, vol. 7(1), pages 143-145, February. - Nicholas J. Cox, 2006.
"
**Speaking Stata: In praise of trigonometric predictors**," Stata Journal, StataCorp LP, vol. 6(4), pages 561-579, December. - Nicholas J. Cox, 2006.
"
**Stata tip 39: In a list or out? In a range or out?**," Stata Journal, StataCorp LP, vol. 6(4), pages 593-595, December. - Nicholas J. Cox, 2006.
"
**Stata tip 33: Sweet sixteen: Hexadecimal formats and precision problems**," Stata Journal, StataCorp LP, vol. 6(2), pages 282-283, June. - Nicholas J. Cox, 2006.
"
**Stata tip 36: Which observations? Erratum**," Stata Journal, StataCorp LP, vol. 6(4), pages 596-596, December. - Nicholas J. Cox, 2006.
"
**Speaking Stata: Graphs for all seasons**," Stata Journal, StataCorp LP, vol. 6(3), pages 397-419, September. - Nicholas J. Cox, 2006.
"
**Stata tip 36: Which observations?**," Stata Journal, StataCorp LP, vol. 6(3), pages 430-432, September. - Nicholas J. Cox, 2006.
"
**Stata tip 30: May the source be with you**," Stata Journal, StataCorp LP, vol. 6(1), pages 149-150, March. - Nicholas J. Cox, 2006.
"
**Speaking Stata: Time of day**," Stata Journal, StataCorp LP, vol. 6(1), pages 124-137, March. - Nicholas J. Cox, 2005.
"
**Stata tip 27: Classifying data points on scatter plots**," Stata Journal, StataCorp LP, vol. 5(4), pages 604-606, December. - Nicholas J. Cox, 2005.
"
**A brief history of Stata on its 20th anniversary**," Stata Journal, StataCorp LP, vol. 5(1), pages 2-18, March. - Patrick Royston & Nicholas J. Cox, 2005.
"
**A multivariable scatterplot smoother**," Stata Journal, StataCorp LP, vol. 5(3), pages 405-412, September. - Nicholas J. Cox, 2005.
"
**Stata tip 21: The arrows of outrageous fortune**," Stata Journal, StataCorp LP, vol. 5(2), pages 282-284, June. - H. Joseph Newton & Nicholas J. Cox, 2005.
"
**Editorial Announcements**," Stata Journal, StataCorp LP, vol. 5(3), pages 287-287, September. - Nicholas J. Cox, 2005.
"
**Stata tip 24: Axis labels on two or more levels**," Stata Journal, StataCorp LP, vol. 5(3), pages 469-469, September. - Nicholas J. Cox, 2005.
"
**Speaking Stata: The protean quantile plot**," Stata Journal, StataCorp LP, vol. 5(3), pages 442-460, September. - Nicholas J. Cox, 2005.
"
**Stata tip 17: Filling in the gaps**," Stata Journal, StataCorp LP, vol. 5(1), pages 135-136, March. - Nicholas J. Cox, 2005.
"
**Speaking Stata: Density probability plots**," Stata Journal, StataCorp LP, vol. 5(2), pages 259-273, June. - Nicholas J. Cox, 2005.
"
**Speaking Stata: Smoothing in various directions**," Stata Journal, StataCorp LP, vol. 5(4), pages 574-593, December. - Nicholas J. Cox, 2005.
"
**Suggestions on Stata programming style**," Stata Journal, StataCorp LP, vol. 5(4), pages 560-566, December. - David Kantor & Nicholas J. Cox, 2005.
"
**Depending on conditions: a tutorial on the cond() function**," Stata Journal, StataCorp LP, vol. 5(3), pages 413-420, September.- Kantor, David & Cox, Nicholas J., 2005.
"
**Depending on conditions: a tutorial on the cond() function**," Stata Journal, StataCorp LP, vol. 5(3), pages 1-8.

- Kantor, David & Cox, Nicholas J., 2005.
"
- Nicholas J. Cox, 2004.
"
**Stata tip 6: Inserting awkward characters in the plot**," Stata Journal, StataCorp LP, vol. 4(1), pages 95-96, March. - Nicholas J. Cox, 2004.
"
**Speaking Stata: Graphing agreement and disagreement**," Stata Journal, StataCorp LP, vol. 4(3), pages 329-349, September. - Nicholas J. Cox, 2004.
"
**Stata tip 15: Function graphs on the fly**," Stata Journal, StataCorp LP, vol. 4(4), pages 488-489, December. - Nicholas J. Cox, 2004.
"
**Speaking Stata: Graphing distributions**," Stata Journal, StataCorp LP, vol. 4(1), pages 66-88, March. - Nicholas J. Cox, 2004.
"
**Speaking Stata: Graphing categorical and compositional data**," Stata Journal, StataCorp LP, vol. 4(2), pages 190-213, June. - Nicholas J. Cox, 2004.
"
**Stata tip 9: Following special sequences**," Stata Journal, StataCorp LP, vol. 4(2), pages 223-223, June. - Nicholas J. Cox, 2004.
"
**Speaking Stata: Graphing model diagnostics**," Stata Journal, StataCorp LP, vol. 4(4), pages 449-475, December. - Nicholas J. Cox, 2004.
"
**Review of Statistical Evaluation of Measurement Errors by Dunn**," Stata Journal, StataCorp LP, vol. 4(4), pages 480-483, December. - Nicholas J. Cox, 2004.
"
**Stata tip 12: Tuning the plot region aspect ratio**," Stata Journal, StataCorp LP, vol. 4(3), pages 357-358, September. - Nicholas J. Cox, 2003.
"
**Speaking Stata: Problems with lists**," Stata Journal, StataCorp LP, vol. 3(2), pages 185-202, June. - H. Joseph Newton & Nicholas J. Cox, 2003.
"
**The Stata Journal so far: Editors' report**," Stata Journal, StataCorp LP, vol. 3(2), pages 105-108, June. - Nicholas J. Cox & Ulrich Kohler, 2003.
"
**Speaking Stata: On structure and shape: the case of multiple responses**," Stata Journal, StataCorp LP, vol. 3(1), pages 81-99, March. - Nicholas J. Cox, 2003.
"
**Stata tip 2: Building with floors and ceilings**," Stata Journal, StataCorp LP, vol. 3(4), pages 446-447, December. - Nicholas J. Cox, 2003.
"
**Speaking Stata: Problems with tables, Part II**," Stata Journal, StataCorp LP, vol. 3(4), pages 420-439, December.- Nicholas J. Cox, 2003.
"
**Speaking Stata: Problems with tables, Part I**," Stata Journal, StataCorp LP, vol. 3(3), pages 309-324, September.

- Nicholas J. Cox, 2003.
"
- Nigel Smeeton & Nicholas J. Cox, 2003.
"
**Do-it-yourself shuffling and the number of runs under randomness**," Stata Journal, StataCorp LP, vol. 3(3), pages 270-277, September. - Thomas J. Steichen & Nicholas J. Cox, 2002.
"
**A note on the concordance correlation coefficient**," Stata Journal, StataCorp LP, vol. 2(2), pages 183-189, May.- Steichen, Thomas J. & Cox, Nicholas J., 2002.
"
**A note on the concordance correlation coefficient**," Stata Journal, StataCorp LP, vol. 2(2), pages 1-7.

- Steichen, Thomas J. & Cox, Nicholas J., 2002.
"
- Nicholas J. Cox, 2002.
"
**Speaking Stata: On getting functions to do the work**," Stata Journal, StataCorp LP, vol. 2(4), pages 411-427, November. - Nicholas J. Cox, 2002.
"
**Speaking Stata: How to face lists with fortitude**," Stata Journal, StataCorp LP, vol. 2(2), pages 202-222, May. - Nicholas J. Cox, 2002.
"
**Speaking Stata: On numbers and strings**," Stata Journal, StataCorp LP, vol. 2(3), pages 314-329, August. - Nicholas J. Cox, 2002.
"
**Speaking Stata: How to move step by: step**," Stata Journal, StataCorp LP, vol. 2(1), pages 86-102, February. - Christopher F. Baum & Nicholas J. Cox & Vince Wiggins, 2001.
"
**Tests for heteroskedasticity in regression error distribution**," Stata Technical Bulletin, StataCorp LP, vol. 10(55). - Nicholas J. Cox, 2001.
"
**Dropping variables or observations with missing values**," Stata Technical Bulletin, StataCorp LP, vol. 10(60). - Nicholas J. Cox & Jeroen Weesie, 2001.
"
**Renaming variables, multiply and systematically**," Stata Technical Bulletin, StataCorp LP, vol. 10(60). - Nicholas Cox, 2001.
"
**Extensions to generate, extended: corrections**," Stata Technical Bulletin, StataCorp LP, vol. 10(57). - Nicholas J. Cox, 2001.
"
**Listing distinct values of a variable**," Stata Technical Bulletin, StataCorp LP, vol. 10(60). - Nicholas J. Cox, 2001.
"
**Enhancements to numbers of missing and present values**," Stata Technical Bulletin, StataCorp LP, vol. 10(60). - Stephen P. Jenkins & Nicholas J. Cox, 2001.
"
**Renaming variables: changing suffixes**," Stata Technical Bulletin, StataCorp LP, vol. 10(59). - Nicholas J. Cox, 2001.
"
**Quantile plots, generalized: update to Stata 7.0**," Stata Technical Bulletin, StataCorp LP, vol. 10(61). - Nicholas J. Cox, 2001.
"
**Yet more new matrix commands**," Stata Technical Bulletin, StataCorp LP, vol. 10(56). - Nicholas J. Cox, 2001.
"
**Speaking Stata: How to repeat yourself without going mad**," Stata Journal, StataCorp LP, vol. 1(1), pages 86-97, November. - Nicholas J. Cox, 2001.
"
**Describing variables in memory**," Stata Technical Bulletin, StataCorp LP, vol. 10(56). - Nicholas J. Cox, 2001.
"
**Describing variables in memory: update to Stata 7**," Stata Technical Bulletin, StataCorp LP, vol. 10(60). - Nicholas J. Cox, 2001.
"
**Sampling without replacement: absolute sample sizes and keeping all observations**," Stata Technical Bulletin, StataCorp LP, vol. 10(59). - Nicholas J. Cox & Jeremy B. Wernow, 2001.
"
**Changing numeric variables to string**," Stata Technical Bulletin, StataCorp LP, vol. 10(56). - Nicholas J. Cox & Jeremy B. Wernow, 2001.
"
**Update to changing numeric variables to string**," Stata Technical Bulletin, StataCorp LP, vol. 10(57). - Thomas J. Steichen & Nicholas J. Cox, 2001.
"
**Concordance correlation coefficient: minor corrections**," Stata Technical Bulletin, StataCorp LP, vol. 10(58). - Nicholas J. Cox, 2000.
"
**Further new matrix commands**," Stata Technical Bulletin, StataCorp LP, vol. 9(50). - Nicholas J. Cox, 2000.
"
**Alternative ranking procedures**," Stata Technical Bulletin, StataCorp LP, vol. 9(51). - Nicholas J. Cox & Christopher F. Baum, 2000.
"
**Metadata for user-written contributions to the Stata programming language: extensions**," Stata Technical Bulletin, StataCorp LP, vol. 9(54). - Nicholas J. Cox, 2000.
"
**Changing string variables to numeric: correction**," Stata Technical Bulletin, StataCorp LP, vol. 9(52). - Nicholas J. Cox, 2000.
"
**Alternative ranking procedures: update**," Stata Technical Bulletin, StataCorp LP, vol. 9(52). - Nicholas J. Cox, 2000.
"
**Distribution function plots**," Stata Technical Bulletin, StataCorp LP, vol. 9(51). - Nicholas J. Cox, 2000.
"
**Changing string variables to numeric: update**," Stata Technical Bulletin, StataCorp LP, vol. 9(49). - Nicholas J. Cox, 2000.
"
**Tabulation of modes**," Stata Technical Bulletin, StataCorp LP, vol. 9(50). - Nicholas J. Cox, 2000.
"
**Numbers of missing and present values**," Stata Technical Bulletin, StataCorp LP, vol. 9(49). - Thomas J. Steichen & Nicholas J. Cox, 2000.
"
**Concordance correlation coefficient: update for Stata 6**," Stata Technical Bulletin, StataCorp LP, vol. 9(54). - Christopher F. Baum & Nicholas J. Cox, 2000.
"
**Metadata for user-written contributions to the Stata programming language**," Stata Technical Bulletin, StataCorp LP, vol. 9(52). - Nicholas J. Cox, 2000.
"
**Quantile plots, generalized**," Stata Technical Bulletin, StataCorp LP, vol. 9(51). - Nicholas J. Cox, 2000.
"
**Extensions to generate, extended**," Stata Technical Bulletin, StataCorp LP, vol. 9(50). - Nicholas J. Cox, 1999.
"
**Diagnostic plots for assessing Singh-Maddala and Dagum distributions fitted by MLE**," Stata Technical Bulletin, StataCorp LP, vol. 8(48). - Nicholas J. Cox, 1999.
"
**Moving summaries**," Stata Technical Bulletin, StataCorp LP, vol. 8(44). - Nicholas J. Cox, 1999.
"
**Bivariate results for each pair of variables in a list**," Stata Technical Bulletin, StataCorp LP, vol. 8(45). - Nicholas J. Cox, 1999.
"
**Results for all possible combinations of arguments**," Stata Technical Bulletin, StataCorp LP, vol. 8(45). - Thomas J. Steichen & Nicholas J. Cox, 1999.
"
**Concordance correlation coefficient, revisited**," Stata Technical Bulletin, StataCorp LP, vol. 8(45). - Nicholas J. Cox, 1999.
"
**Collasping datasets to frequencies**," Stata Technical Bulletin, StataCorp LP, vol. 8(44). - Thomas J. Steichen & Nicholas J. Cox, 1999.
"
**Concordance correlation coefficient**," Stata Technical Bulletin, StataCorp LP, vol. 8(43). - Thomas J. Steichen & Nicholas J. Cox, 1998.
"
**Detection and deletion of duplicate observations**," Stata Technical Bulletin, StataCorp LP, vol. 7(41). - Nicholas J. Cox, 1998.
"
**Bin smoothing and summary on scatter plots**," Stata Technical Bulletin, StataCorp LP, vol. 7(37). - Nicholas J. Cox, 1998.
"
**Changing string variables to numeric**," Stata Technical Bulletin, StataCorp LP, vol. 7(37). - Nicholas J. Cox, 1998.
"
**Easier bar charts: corrections**," Stata Technical Bulletin, StataCorp LP, vol. 7(40). - Nicholas J. Cox, 1998.
"
**Sequences of integers**," Stata Technical Bulletin, StataCorp LP, vol. 7(37). - J. Patrick Gray & Nicholas J. Cox, 1998.
"
**Corrections to condraw.ado**," Stata Technical Bulletin, StataCorp LP, vol. 7(41). - Nicholas J. Cox & Anthony R. Brady, 1998.
"
**Spike plots for histograms, rootograms, and time series plots, update**," Stata Technical Bulletin, StataCorp LP, vol. 7(40). - Nicholas J. Cox, 1997.
"
**Binomial smoothing plot**," Stata Technical Bulletin, StataCorp LP, vol. 6(35). - Nicholas J. Cox & Anthony R. Brady, 1997.
"
**Spike plots for histograms, rootograms, and time-series plots**," Stata Technical Bulletin, StataCorp LP, vol. 6(36). - Nicholas J. Cox, 1997.
"
**An immediate command for two-way tables**," Stata Technical Bulletin, StataCorp LP, vol. 6(33). - Nicholas J. Cox, 1997.
"
**Easier bar charts**," Stata Technical Bulletin, StataCorp LP, vol. 6(36). - Nicholas J. Cox, 1997.
"
**Convex hull plots**," Stata Technical Bulletin, StataCorp LP, vol. 6(36). - Nicholas J. Cox, 1995.
"
**Using awk and fgrep for selective extraction from Stata log files**," Stata Technical Bulletin, StataCorp LP, vol. 4(19).

### Software components

- Nicholas J. Cox, 2018.
"
**FABPLOT: Stata module for plots for each subset with rest of the data as backdrop**," Statistical Software Components S458494, Boston College Department of Economics. - Nicholas J. Cox & Chris Larkin, 2017.
"
**EREPLACE: Stata module to extend egen and egenmore to permit replacing**," Statistical Software Components S458420, Boston College Department of Economics. - Nicholas J. Cox, 2017.
"
**NICELOGLABELS: Stata module to produce nice axis labels for logarithmic scales**," Statistical Software Components S458416, Boston College Department of Economics. - Nicholas J. Cox, 2017.
"
**MULTIDOT: Stata module for multiple panel dot charts and similar**," Statistical Software Components S458376, Boston College Department of Economics, revised 18 May 2019. - Robert Picard & Nicholas J. Cox, 2017.
"
**RANGERUN: Stata module to run Stata commands on observations within range**," Statistical Software Components S458356, Boston College Department of Economics. - Nicholas J. Cox, 2017.
"
**NUMDATE: Stata module to generate date-times or components**," Statistical Software Components S458396, Boston College Department of Economics, revised 25 Sep 2017. - Nicholas J. Cox, 2017.
"
**MULTILINE: Stata module for multiple panel line plots**," Statistical Software Components S458369, Boston College Department of Economics, revised 22 Jul 2017. - Nicholas J. Cox, 2016.
"
**ENTROPYETC: Stata module for entropy and related measures for categories**," Statistical Software Components S458272, Boston College Department of Economics, revised 23 Nov 2018. - Nicholas J. Cox, 2016.
"
**LVALUES: Stata module for letter value calculation**," Statistical Software Components S458230, Boston College Department of Economics. - Robert Picard & Nicholas J. Cox & Roberto Ferrer, 2016.
"
**RANGESTAT: Stata module to generate statistics using observations within range**," Statistical Software Components S458161, Boston College Department of Economics, revised 11 May 2017. - Nicholas J. Cox, 2016.
"
**DEPTHPLOT: Stata module to plot one or more variables with depth as vertical axis**," Statistical Software Components S458151, Boston College Department of Economics. - Nicholas J. Cox, 2015.
"
**MIPOLATE: Stata module to interpolate values**," Statistical Software Components S458070, Boston College Department of Economics, revised 19 Dec 2016. - Nicholas J. Cox, 2015.
"
**MISSINGS: Stata module to manage missing values**," Statistical Software Components S458071, Boston College Department of Economics, revised 11 May 2017. - Robert Picard & Nicholas J. Cox, 2015.
"
**TSEGEN: Stata module to call an egen function using a time-series varlist**," Statistical Software Components S458008, Boston College Department of Economics, revised 03 Jun 2015. - Robert Picard & Nicholas J. Cox, 2015.
"
**DATAEX: Stata module to generate a properly formatted data example for Statalist**," Statistical Software Components S458039, Boston College Department of Economics, revised 31 May 2017. - Nicholas J. Cox, 2015.
"
**PCACOEFSAVE: Stata module to save results of PCA to new dataset**," Statistical Software Components S458019, Boston College Department of Economics. - Nicholas J. Cox, 2015.
"
**LOCALP: Stata module for kernel-weighted local polynomial smoothing**," Statistical Software Components S458001, Boston College Department of Economics. - Nicholas J. Cox, 2014.
"
**COMBINEPLOT: Stata module to combine similar univariate or bivariate plots for different variables**," Statistical Software Components S457823, Boston College Department of Economics. - Nicholas J. Cox, 2014.
"
**CROSSPLOT: Stata module for scatter (or other twoway) plots for each y vs each x variable**," Statistical Software Components S457819, Boston College Department of Economics, revised 29 Apr 2014. - Nicholas J. Cox, 2014.
"
**SUBSETPLOT: Stata module for plots for each subset with rest of the data as backdrop**," Statistical Software Components S457919, Boston College Department of Economics, revised 03 Oct 2014. - Nicholas J. Cox, 2014.
"
**DESIGNPLOT: Stata module to produce a graphical summary of response given one or more factors**," Statistical Software Components S457838, Boston College Department of Economics, revised 29 Oct 2014. - Nicholas J. Cox, 2014.
"
**SEPSCATTER: Stata module to draw scatter (or other twoway) plots separated by a third variable**," Statistical Software Components S457829, Boston College Department of Economics, revised 26 Dec 2018. - Nicholas J. Cox, 2013.
"
**SPARKLINE: Stata module for sparkline-type plots**," Statistical Software Components S457583, Boston College Department of Economics, revised 24 Mar 2013. - Nicholas J. Cox, 2013.
"
**TRIMMEAN: Stata module for trimmed means as descriptive or inferential statistics**," Statistical Software Components S457593, Boston College Department of Economics, revised 13 May 2013. - Nicholas J. Cox & Robert Picard, 2013.
"
**LABELLACKING: Stata module to report numeric variables with values lacking value labels**," Statistical Software Components S457662, Boston College Department of Economics. - Nicholas J. Cox, 2013.
"
**TRIMPLOT: Stata module for plots of trimmed means**," Statistical Software Components S457594, Boston College Department of Economics, revised 13 May 2013. - Nicholas J. Cox, 2012.
"
**PERSONAGE: Stata module to calculate people's ages or similar daily date differences**," Statistical Software Components S457539, Boston College Department of Economics, revised 05 Feb 2013. - Nicholas J. Cox, 2012.
"
**PCHIPOLATE: Stata module for piecewise cubic Hermite interpolation**," Statistical Software Components S457561, Boston College Department of Economics. - Nicholas J. Cox, 2012.
"
**TKDENSITY: Stata module for univariate kernel density estimation with calculation on transformed scale**," Statistical Software Components S457513, Boston College Department of Economics. - Nicholas J. Cox, 2012.
"
**NNIPOLATE: Stata module for nearest neighbour interpolation**," Statistical Software Components S457545, Boston College Department of Economics. - Nicholas J. Cox, 2012.
"
**MISSINGPLOT: Stata module to draw plot showing patterns of missing values in a dataset**," Statistical Software Components S457541, Boston College Department of Economics. - Maarten L. Buis & Nicholas J. Cox, 2012.
"
**QENV: Stata module to generate quantile envelopes for quantile-quantile plots**," Statistical Software Components S457430, Boston College Department of Economics, revised 14 Feb 2013. - Nicholas J. Cox, 2011.
"
**FAVPLOTS: Stata module for formatted added-variable plot(s)**," Statistical Software Components S457282, Boston College Department of Economics. - Nicholas J. Cox, 2011.
"
**LONGSHAPE: Stata module to reshape long (limited alternative version)**," Statistical Software Components S457337, Boston College Department of Economics. - Eric Booth & Nicholas J. Cox, 2011.
"
**STATPLOT: Stata module for plots of summary statistics, including by category**," Statistical Software Components S457248, Boston College Department of Economics, revised 08 May 2011. - Nicholas J. Cox, 2011.
"
**AAPLOT: Stata module for scatter plot with linear and/or quadratic fit, automatically annotated**," Statistical Software Components S457286, Boston College Department of Economics, revised 05 Dec 2015. - Nicholas J. Cox, 2011.
"
**DEVNPLOT: Stata module for deviation plots**," Statistical Software Components S457233, Boston College Department of Economics, revised 19 Mar 2014. - Robert Picard & Nicholas J. Cox, 2011.
"
**MOSS: Stata module to find multiple occurrences of substrings**," Statistical Software Components S457261, Boston College Department of Economics, revised 29 Apr 2016. - Nicholas J. Cox, 2011.
"
**XTPATTERNVAR: Stata module to generate string variable describing panel patterns**," Statistical Software Components S457331, Boston College Department of Economics. - Peter Sasieni & Patrick Royston & Nicholas J. Cox, 2011.
"
**RUNNING: Stata module for symmetric nearest neighbour smoothing**," Statistical Software Components S457226, Boston College Department of Economics. - Nicholas J. Cox, 2011.
"
**ROMAN: Stata module for handling Roman numerals and decimal equivalents**," Statistical Software Components S457222, Boston College Department of Economics. - Nicholas J. Cox, 2011.
"
**CBARPLOT: Stata module for centred bar plots of absolute or relative frequencies**," Statistical Software Components S457341, Boston College Department of Economics. - Nicholas J. Cox, 2010.
"
**FINDNAME: Stata module to list variables matching name patterns or other properties**," Statistical Software Components S457141, Boston College Department of Economics, revised 14 Mar 2012. - Gabriel Rossman & Nicholas J. Cox, 2010.
"
**FSX: Stata module to show names of files in compact form (Unix-friendly defaults)**," Statistical Software Components S457194, Boston College Department of Economics. - Nicholas J. Cox, 2010.
"
**ZMAP: Stata module for binned scatter maps**," Statistical Software Components S457137, Boston College Department of Economics, revised 10 Dec 2012. - Nicholas J. Cox, 2010.
"
**ROMANTOARABIC: Stata module for converting roman numerals to arabic numbers**," Statistical Software Components S457216, Boston College Department of Economics, revised 21 Jan 2011. - Nicholas J. Cox, 2009.
"
**CFVARS: Stata module to compare variable name lists in two data sets**," Statistical Software Components S457004, Boston College Department of Economics. - Nicholas J. Cox, 2009.
"
**CSIPOLATE: Stata module to perform cubic spline interpolation**," Statistical Software Components S457005, Boston College Department of Economics, revised 08 Apr 2011. - Nicholas J. Cox, 2009.
"
**PIEPLOT: Stata module to plot pie charts of categorical frequencies**," Statistical Software Components S457084, Boston College Department of Economics. - Nicholas J. Cox, 2009.
"
**MULTENCODE: Stata module to encode multiple string variables into numeric**," Statistical Software Components S456993, Boston College Department of Economics, revised 21 Jan 2009. - Nicholas J. Cox, 2009.
"
**EOFPLOT: Stata module to plot coefficients or loadings after principal component or factor analysis**," Statistical Software Components S456991, Boston College Department of Economics. - Nicholas J. Cox, 2009.
"
**DIPTEST: Stata module to compute dip statistic to test for unimodality**," Statistical Software Components S456998, Boston College Department of Economics, revised 19 Dec 2016. - Nicholas J. Cox, 2009.
"
**IQUANTILE: Stata module to calculate interpolated quantiles**," Statistical Software Components S456992, Boston College Department of Economics. - Nicholas J. Cox, 2008.
"
**BANDPLOT: Stata module to plot summary statistics of responses for bands of predictors**," Statistical Software Components S456980, Boston College Department of Economics, revised 25 Nov 2008. - Nicholas J. Cox, 2008.
"
**PANELTHIN: Stata module to identify observations for possible thinned panel dataset**," Statistical Software Components S456981, Boston College Department of Economics, revised 08 Dec 2008. - Nicholas J. Cox, 2008.
"
**LABGEN: Stata module to generate or replace variables with definitions in variable labels**," Statistical Software Components S456967, Boston College Department of Economics. - Nicholas J. Cox & Stephen P. Jenkins, 2007.
"
**WEIBULLFIT: Stata module to fit a two-parameter Weibull distribution**," Statistical Software Components S456891, Boston College Department of Economics, revised 25 Sep 2014. - Nicholas J. Cox, 2007.
"
**FIRSTDIGIT: Stata module to analyse first digits of numeric variables**," Statistical Software Components S456842, Boston College Department of Economics, revised 27 May 2007. - Nicholas J. Cox, 2007.
"
**QPFIT: Stata module containing various quantile and probability plots for assessing distribution fit**," Statistical Software Components S456827, Boston College Department of Economics. - Nicholas J. Cox, 2007.
"
**FILEI: Stata module to write lines to end or beginning of text files**," Statistical Software Components S456861, Boston College Department of Economics. - Nicholas J. Cox, 2007.
"
**SPINEPLOT: Stata module for spine plots for two-way categorical data**," Statistical Software Components S456885, Boston College Department of Economics, revised 29 Apr 2016. - Nicholas J. Cox, 2007.
"
**BKROSENBLATT: Stata module for Blum, Kiefer and Rosenblatt test of bivariate independence**," Statistical Software Components S456881, Boston College Department of Economics, revised 12 Oct 2009. - Nicholas J. Cox, 2007.
"
**RCSPLINE: Stata module for restricted cubic spline smoothing**," Statistical Software Components S456884, Boston College Department of Economics, revised 23 Apr 2010. - Nicholas J. Cox & Stephen P. Jenkins, 2007.
"
**INVGAMMAFIT: Stata module to fit a two-parameter inverse gamma distribution**," Statistical Software Components S456889, Boston College Department of Economics, revised 21 Aug 2011. - Nicholas J. Cox, 2007.
"
**KAPLANSKY: Stata module to graph examples of distributions of varying kurtosis**," Statistical Software Components S456845, Boston College Department of Economics. - Michael Blasnik & Svend Juul & Nicholas J. Cox, 2007.
"
**ASCIIPLOT: Stata module to generate ASCII character map**," Statistical Software Components S456809, Boston College Department of Economics, revised 09 Jun 2015. - Nicholas J. Cox, 2007.
"
**NJC_STUFF: Stata module documenting Stata programs and help files by Nicholas J. Cox**," Statistical Software Components S456852, Boston College Department of Economics, revised 25 Dec 2018. - Nicholas J. Cox, 2007.
"
**HSMODE: Stata module to calculate half-sample modes**," Statistical Software Components S456818, Boston College Department of Economics. - Nicholas J. Cox, 2007.
"
**CORRTABLE: Stata module to show correlation matrix as graphical table**," Statistical Software Components S456893, Boston College Department of Economics. - Nicholas J. Cox, 2007.
"
**GROUP1D: Stata module for grouping or clustering in one dimension**," Statistical Software Components S456844, Boston College Department of Economics. - Maarten L. Buis & Nicholas J. Cox & Stephen P. Jenkins, 2006.
"
**DIRIFIT: Stata module to fit a Dirichlet distribution**," Statistical Software Components S456725, Boston College Department of Economics, revised 19 Apr 2010. - Joseph N. Luchman & Daniel Klein & Nicholas J. Cox, 2006.
"
**TUPLES: Stata module for selecting all possible tuples from a list**," Statistical Software Components S456797, Boston College Department of Economics, revised 17 Feb 2019. - Nicholas J. Cox, 2006.
"
**TEXTBARPLOT: Stata module to produce horizontal text and bar plot**," Statistical Software Components S456706, Boston College Department of Economics, revised 19 Mar 2006. - Nicholas J. Cox, 2006.
"
**SDLINE: Stata module to plot SD line or reduced major axis**," Statistical Software Components S456759, Boston College Department of Economics, revised 01 Sep 2006. - Nicholas J. Cox, 2006.
"
**DLIST: Stata module to list with variable labels**," Statistical Software Components S456702, Boston College Department of Economics, revised 17 May 2011. - Nicholas J. Cox & Nigel Smeeton, 2006.
"
**NRUNS: Stata module to compute number of runs compared with random shuffles**," Statistical Software Components S456772, Boston College Department of Economics, revised 10 Nov 2006. - Nicholas J. Cox, 2006.
"
**SHORTH: Stata module for descriptive statistics based on shortest halves**," Statistical Software Components S456728, Boston College Department of Economics, revised 27 Feb 2007. - Nicholas J. Cox, 2006.
"
**MLOWESS: Stata module for lowess smoothing with multiple predictors**," Statistical Software Components S456777, Boston College Department of Economics. - Nicholas J. Cox, 2006.
"
**PDPLOT: Stata module to produce Pareto dot plot**," Statistical Software Components S456790, Boston College Department of Economics. - Nicholas J. Cox & Stephen P. Jenkins, 2006.
"
**INVGAUSSFIT: Stata module to fit a two-parameter inverse Gaussian distribution**," Statistical Software Components S456799, Boston College Department of Economics. - Nicholas J. Cox, 2006.
"
**FRACTILEPLOT: Stata module for smoothing with respect to distribution function predictors**," Statistical Software Components S456775, Boston College Department of Economics. - Nicholas J. Cox, 2006.
"
**TABEXPORT: Stata module to export tables of summary statistics to text files**," Statistical Software Components S456715, Boston College Department of Economics, revised 11 May 2006. - Nicholas J. Cox, 2006.
"
**COUNTMATCH: Stata module to count matching values for one variable in another**," Statistical Software Components S456784, Boston College Department of Economics, revised 07 Nov 2006. - Nicholas J. Cox, 2005.
"
**FIXSORT: Stata module to sort variables and align in sorted order, with others fixed**," Statistical Software Components S454401, Boston College Department of Economics, revised 11 Nov 2010. - Nicholas J. Cox, 2005.
"
**ISVAR: Stata module to filter names into variable names and others**," Statistical Software Components S455902, Boston College Department of Economics. - Nicholas J. Cox, 2005.
"
**CQUANTILE: Stata module to generate corresponding quantiles**," Statistical Software Components S456503, Boston College Department of Economics. - Nicholas J. Cox, 2005.
"
**BEAMPLOT: Stata module to draw horizontal dotplots using beams**," Statistical Software Components S454001, Boston College Department of Economics, revised 23 Feb 2006. - Nicholas J. Cox, 2005.
"
**HDQUANTILE: Stata module for Harrell-Davis estimator of quantiles**," Statistical Software Components S449601, Boston College Department of Economics. - Nicholas J. Cox, 2005.
"
**NMISSING: Stata module to show numbers of missing or present values**," Statistical Software Components S455901, Boston College Department of Economics. - Nicholas J. Cox, 2005.
"
**VCLOSE: Stata module to close viewer windows**," Statistical Software Components S450301, Boston College Department of Economics. - Nicholas J. Cox, 2005.
"
**SLICEPLOT: Stata module for time series or other plot in slices**," Statistical Software Components S456502, Boston College Department of Economics. - Nicholas J. Cox, 2005.
"
**VARIOG: Stata module to calculate and graph semi-variograms**," Statistical Software Components S449801, Boston College Department of Economics. - Nicholas J. Cox, 2005.
"
**DIPLOT: Stata module to draw double interval plot**," Statistical Software Components S453201, Boston College Department of Economics. - Nicholas J. Cox, 2004.
"
**HLIST: Stata module for horizontally listing values**," Statistical Software Components S438001, Boston College Department of Economics, revised 12 Mar 2004. - Nicholas J. Cox, 2004.
"
**SXPOSE: Stata module to transpose string variable dataset**," Statistical Software Components S446402, Boston College Department of Economics. - Nicholas J. Cox, 2004.
"
**DISJOINT: Stata module to generate end variable demarcating disjoint spells**," Statistical Software Components S439501, Boston College Department of Economics. - Nicholas J. Cox, 2004.
"
**ADJACENT: Stata module to list adjacent values of variables**," Statistical Software Components S439601, Boston College Department of Economics. - Nicholas J. Cox, 2004.
"
**EXAMPLES: Stata module to show examples from on-line help files**," Statistical Software Components S444201, Boston College Department of Economics, revised 29 Jul 2007. - Nicholas J. Cox, 2004.
"
**TABLEPLOT: Stata module giving graphical display in two-way table format**," Statistical Software Components S437801, Boston College Department of Economics, revised 09 Jul 2009. - Nicholas J. Cox, 2004.
"
**PPPLOT: Stata module for P-P plots**," Statistical Software Components S438002, Boston College Department of Economics. - Nicholas J. Cox, 2004.
"
**MOMENTS: Stata module to compute moment-based statistics**," Statistical Software Components S446401, Boston College Department of Economics. - Nicholas J. Cox, 2004.
"
**SCAT3: Stata module for crude three-dimensional graphics**," Statistical Software Components S445801, Boston College Department of Economics, revised 24 Sep 2004. - Nicholas J. Cox, 2004.
"
**CIRCULAR: Stata module for circular statistics**," Statistical Software Components S436601, Boston College Department of Economics, revised 09 Aug 2004. - Nicholas J. Cox & Christopher F Baum, 2004.
"
**MVCORR: Stata module to generate moving-window correlation or autocorrelation in time series or panel**," Statistical Software Components S438801, Boston College Department of Economics, revised 18 Oct 2005. - Nicholas J. Cox, 2004.
"
**FS: Stata module to show names of files in compact form**," Statistical Software Components S439201, Boston College Department of Economics, revised 28 Nov 2006. - Philippe Van Kerm & Nicholas J. Cox, 2004.
"
**DUMMIESLAB: Stata module to convert categorical variable to dummy variables using label names**," Statistical Software Components S445901, Boston College Department of Economics, revised 04 Sep 2010. - Nicholas J. Cox, 2004.
"
**MODELDIAG: Stata module to generate graphics after regression**," Statistical Software Components S447501, Boston College Department of Economics, revised 06 Dec 2004. - Nicholas J. Cox, 2004.
"
**REORDER: Stata module to reorder variables in dataset, reversibly**," Statistical Software Components S445701, Boston College Department of Economics. - Nicholas J. Cox, 2003.
"
**MAJORITY: Stata module for majority calculations for real or hypothetical elections**," Statistical Software Components S432802, Boston College Department of Economics. - Nicholas J. Cox & Stephen P. Jenkins, 2003.
"
**GUMBELFIT: Stata module to fit a two-parameter Gumbel distribution**," Statistical Software Components S435302, Boston College Department of Economics, revised 07 Dec 2012. - Nicholas J. Cox, 2003.
"
**MAKEMATRIX: Stata module to make a matrix of results from other commands**," Statistical Software Components S434301, Boston College Department of Economics, revised 11 Jun 2006. - Nicholas J. Cox, 2003.
"
**EQPRHISTOGRAM: Stata module for equal probability histogram**," Statistical Software Components S432701, Boston College Department of Economics, revised 04 Aug 2003. - Nicholas J. Cox, 2003.
"
**LAMBDA: Stata module for Goodman and Kruskal's lambda measures for two-way tables**," Statistical Software Components S435701, Boston College Department of Economics. - Nicholas J. Cox, 2003.
"
**SAFEDROP: Stata module to drop variables if and only if varnames specified in full**," Statistical Software Components S435201, Boston College Department of Economics. - Nicholas J. Cox, 2003.
"
**CATPLOT: Stata module for plots of frequencies, fractions or percents of categorical data**," Statistical Software Components S431501, Boston College Department of Economics, revised 21 Dec 2010. - Nicholas J. Cox, 2003.
"
**MYPKG: Stata module to inform on packages installed over net**," Statistical Software Components S431001, Boston College Department of Economics. - Nicholas J. Cox, 2003.
"
**GROUPS: Stata module to list group frequencies**," Statistical Software Components S433801, Boston College Department of Economics, revised 24 Feb 2018. - Nicholas J. Cox, 2003.
"
**SELECTVARS: Stata module for selecting all possible n-tuples from a varlist**," Statistical Software Components S431203, Boston College Department of Economics, revised 27 Jan 2011. - Maarten L. Buis & Nicholas J. Cox & Stephen P. Jenkins, 2003.
"
**BETAFIT: Stata module to fit a two-parameter beta distribution**," Statistical Software Components S435303, Boston College Department of Economics, revised 03 Feb 2012. - Nicholas J. Cox, 2003.
"
**PARPLOT: Stata module for parallel coordinates plots**," Statistical Software Components S433601, Boston College Department of Economics, revised 01 Jul 2008. - Nicholas J. Cox, 2003.
"
**EXTREMES: Stata module to list extreme values of a variable**," Statistical Software Components S430801, Boston College Department of Economics, revised 16 Jun 2017. - Nicholas J. Cox, 2003.
"
**CIPLOT: Stata module for plots of confidence intervals**," Statistical Software Components S431202, Boston College Department of Economics, revised 15 Aug 2011. - Nicholas J. Cox, 2003.
"
**NEAREST: Stata module to calculate nearest neighbours from point coordinates**," Statistical Software Components S430601, Boston College Department of Economics. - Nicholas J. Cox, 2003.
"
**NICEDATES: Stata module for nice dates, especially for time series graphs**," Statistical Software Components S434502, Boston College Department of Economics. - Austin Nichols, 2003.
"
**TABSTATMAT: Stata module to save matrices saved by tabstat to single named matrix**," Statistical Software Components S435001, Boston College Department of Economics, revised 27 Jul 2011. - Nicholas J. Cox, 2003.
"
**FEDIT: Stata module to find and edit text file from within Stata**," Statistical Software Components S430701, Boston College Department of Economics, revised 05 Nov 2004. - Nicholas J. Cox, 2003.
"
**STRIPPLOT: Stata module for strip plots (one-way dot plots)**," Statistical Software Components S433401, Boston College Department of Economics, revised 29 Mar 2017. - Nicholas J. Cox, 2003.
"
**CIBPLOT: Stata module for bar-on-bar plots of confidence intervals**," Statistical Software Components S434401, Boston College Department of Economics. - Nicholas J. Cox, 2003.
"
**MSPLOT: Stata module for multiple median-spline plots**," Statistical Software Components S434501, Boston College Department of Economics. - Nicholas J. Cox & Scott Merryman, 2003.
"
**MYLABELS: Stata module for axis labels or ticks on transformed scales or for daily dates**," Statistical Software Components S432201, Boston College Department of Economics, revised 23 Sep 2016. - Nicholas J. Cox, 2003.
"
**VREVERSE: Stata module to reverse existing categorical variable**," Statistical Software Components S434402, Boston College Department of Economics, revised 18 Oct 2007. - Nicholas J. Cox, 2003.
"
**PAIRPLOT: Stata module for plots of paired observations**," Statistical Software Components S431101, Boston College Department of Economics, revised 11 Jun 2007. - Nicholas J. Cox & Stephen P. Jenkins, 2003.
"
**GAMMAFIT: Stata module to fit a two-parameter gamma distribution**," Statistical Software Components S435301, Boston College Department of Economics, revised 17 May 2011. - Nicholas J. Cox, 2003.
"
**LINKPLOT: Stata module for linked (connected) scatter plots**," Statistical Software Components S433402, Boston College Department of Economics, revised 18 Feb 2019. - Nicholas J. Cox, 2003.
"
**SLIDEPLOT: Stata module for sliding bar plot for frequencies or percents**," Statistical Software Components S432801, Boston College Department of Economics. - Nicholas J. Cox, 2003.
"
**CYCLEPLOT: Stata module for cycle plot (month plot or seasonal subseries plot)**," Statistical Software Components S431201, Boston College Department of Economics, revised 06 Apr 2006. - Nicholas J. Cox, 2002.
"
**CIJ: Stata module for binomial confidence intervals for proportions using Jeffreys prior**," Statistical Software Components S429801, Boston College Department of Economics, revised 04 Feb 2003. - Nicholas J. Cox, 2002.
"
**QLOGNORM: Stata module for diagnostic plots for lognormal distribution**," Statistical Software Components S426801, Boston College Department of Economics. - Nicholas J. Cox, 2002.
"
**HANSEN2: Stata module for Hansen's test for parameter instability**," Statistical Software Components S428601, Boston College Department of Economics. - Nicholas J. Cox, 2002.
"
**STYLERULES: Stata module -- suggestions on programming style**," Statistical Software Components S423802, Boston College Department of Economics, revised 12 Apr 2005. - Nicholas J. Cox, 2002.
"
**TABCOND: Stata module to tabulate frequencies satisfying specified conditions**," Statistical Software Components S429502, Boston College Department of Economics. - Nicholas J. Cox & Christopher F Baum, 2002.
"
**MVSUMM: Stata module to generate moving-window descriptive statistics in time series or panel**," Statistical Software Components S426401, Boston College Department of Economics, revised 14 Nov 2007. - Nicholas J. Cox, 2002.
"
**TEXTEDITORS: Stata module -- some notes on text editors for Stata users**," Statistical Software Components S423801, Boston College Department of Economics, revised 07 Jul 2006. - Nicholas J. Cox, 2002.
"
**XTPATTERN: Stata module to generate code showing pattern of xt data**," Statistical Software Components S423901, Boston College Department of Economics. - Nicholas J. Cox & Roberto G. Gutierrez, 2002.
"
**NBFIT: Stata module for fitting negative binomial distribution by maximum likelihood**," Statistical Software Components S424001, Boston College Department of Economics. - Nicholas J. Cox, 2002.
"
**TABCOUNT: Stata module to tabulate frequencies, with zeros explicit**," Statistical Software Components S429501, Boston College Department of Economics, revised 24 Sep 2004. - Nicholas J. Cox, 2002.
"
**MATRIXOF: Stata module to produce matrix or vector of results for paired or single variables**," Statistical Software Components S429101, Boston College Department of Economics, revised 05 Nov 2002. - Nicholas J. Cox, 2002.
"
**TABMERGE: Stata module to tabulate report on merge**," Statistical Software Components S424501, Boston College Department of Economics. - Nicholas J. Cox, 2002.
"
**CHARLIST: Stata module to list characters present in string variable**," Statistical Software Components S430301, Boston College Department of Economics, revised 04 Mar 2014. - Nicholas J. Cox, 2002.
"
**DPPLOT: Stata module for density probability plots**," Statistical Software Components S426201, Boston College Department of Economics, revised 04 Aug 2004. - Nicholas J. Cox, 2002.
"
**LEVELS: Stata module to report distinct levels of integer or string variable**," Statistical Software Components S426303, Boston College Department of Economics, revised 08 Apr 2003. - Nicholas J. Cox, 2002.
"
**CIW: Stata module for binomial confidence intervals for proportions using Wilson scores**," Statistical Software Components S429802, Boston College Department of Economics, revised 20 Sep 2004. - Nicholas J. Cox, 2002.
"
**ALLPOSSIBLE: Stata module to fit all possible models with subsets of predictors**," Statistical Software Components S427901, Boston College Department of Economics, revised 08 Oct 2002. - Gary Longton & Nicholas J. Cox, 2002.
"
**DISTINCT: Stata module to display distinct values of variables**," Statistical Software Components S424201, Boston College Department of Economics, revised 21 Mar 2012. - Nicholas J. Cox, 2002.
"
**DOMDIAG: Stata module to construct dominance diagrams**," Statistical Software Components S423701, Boston College Department of Economics, revised 21 Jan 2009. - Nicholas J. Cox, 2002.
"
**TSSPELL: Stata module for identification of spells or runs in time series**," Statistical Software Components S426901, Boston College Department of Economics, revised 11 May 2014. - Nicholas J. Cox, 2002.
"
**CIPOLATE: Stata module for cubic interpolation**," Statistical Software Components S426202, Boston College Department of Economics, revised 16 Oct 2005. - Nicholas J. Cox, 2002.
"
**GLMCORR: Stata module for correlation measure of predictive power for GLMs**," Statistical Software Components S428101, Boston College Department of Economics, revised 04 Aug 2004. - Nicholas J. Cox, 2001.
"
**HLPDIR: Stata module to find location(s) of help file**," Statistical Software Components S418001, Boston College Department of Economics. - Nicholas J. Cox, 2001.
"
**SQR: Stata module to make graphs square, or any other shape**," Statistical Software Components S422301, Boston College Department of Economics, revised 08 Aug 2006. - Christopher F Baum & Nicholas J. Cox & Bill Rising, 2001.
"
**LOG2HTML: Stata module to produce HTML log files**," Statistical Software Components S422801, Boston College Department of Economics, revised 31 Jul 2008. - Nicholas J. Cox & Christopher F Baum, 2001.
"
**STATSMAT: Stata module to place descriptive statistics in matrix**," Statistical Software Components S420501, Boston College Department of Economics, revised 07 Nov 2005. - Nicholas J. Cox, 2001.
"
**FBAR: Stata module to produce bar charts showing frequencies of categorical variables**," Statistical Software Components S419101, Boston College Department of Economics, revised 19 Jun 2001. - Nicholas J. Cox & Christopher F Baum, 2001.
"
**TSGRAPH: Stata module to produce time series line graph**," Statistical Software Components S418901, Boston College Department of Economics, revised 23 Jun 2003. - Nicholas J. Cox, 2001.
"
**SAVESOME: Stata module to save subset of data**," Statistical Software Components S418401, Boston College Department of Economics, revised 28 Feb 2015. - Nicholas J. Cox, 2001.
"
**TODATE: Stata module to generate Stata date variables from run-together date variables**," Statistical Software Components S418803, Boston College Department of Economics, revised 08 Sep 2005. - Nicholas J. Cox, 2001.
"
**XTTRANS2: Stata module to compute tables of transition probabilities**," Statistical Software Components S416301, Boston College Department of Economics, revised 15 Feb 2002. - Nicholas J. Cox, 2001.
"
**CPCORR: Stata module for correlations for each row vs each column variable**," Statistical Software Components S416701, Boston College Department of Economics, revised 16 Sep 2015. - Christopher F Baum & Nicholas J. Cox, 2001.
"
**OMNINORM: Stata module to calculate omnibus test for univariate/multivariate normality**," Statistical Software Components S417501, Boston College Department of Economics, revised 08 Apr 2009. - Nicholas J. Cox, 2001.
"
**STRGEN: Stata module to generate string variables without knowing string type**," Statistical Software Components S415901, Boston College Department of Economics. - Nicholas J. Cox, 2001.
"
**DS3: Stata module to describe variables in memory**," Statistical Software Components S420601, Boston College Department of Economics, revised 05 Feb 2002. - Nicholas J. Cox, 2001.
"
**STBGET: Stata module to get packages from Stata Technical Bulletin**," Statistical Software Components S418501, Boston College Department of Economics. - Nicholas J. Cox, 2001.
"
**SUMMDATE: Stata module for summarizing date variable**," Statistical Software Components S417601, Boston College Department of Economics. - Nicholas J. Cox, 2001.
"
**TABLEPC: Stata module for percent calculation prior to table**," Statistical Software Components S416501, Boston College Department of Economics, revised 21 Feb 2001. - Nicholas J. Cox, 2000.
"
**MATVSORT: Stata module for sorting vectors or rows or columns of matrices**," Statistical Software Components S410801, Boston College Department of Economics, revised 24 Sep 2004. - Nicholas J. Cox, 2000.
"
**ORDPLOT: Stata module for cumulative distribution plot of ordinal variable**," Statistical Software Components S414301, Boston College Department of Economics, revised 13 Dec 2000. - Nicholas J. Cox, 2000.
"
**DOUBMASS: Stata module to draw double mass plot**," Statistical Software Components S407301, Boston College Department of Economics, revised 22 Dec 2009. - Nicholas J. Cox, 2000.
"
**EGENMORE: Stata modules to extend the generate function**," Statistical Software Components S386401, Boston College Department of Economics, revised 24 Jan 2019. - Nicholas J. Cox, 2000.
"
**SPLIT: Stata modules for splitting string variables into parts**," Statistical Software Components S424101, Boston College Department of Economics, revised 08 Mar 2002. - Nicholas J. Cox, 2000.
"
**CHARUTIL: Stata module of utilities for working with characteristics**," Statistical Software Components S410101, Boston College Department of Economics, revised 27 Aug 2001. - Nicholas J. Cox, 2000.
"
**ROWRANKS: Stata module to create row ranks of a set of variables**," Statistical Software Components S414102, Boston College Department of Economics. - Christopher F Baum & Nicholas J. Cox, 2000.
"
**GHISTCUM: Stata module to graph histogram and cumulative distribution**," Statistical Software Components S408701, Boston College Department of Economics. - Nicholas J. Cox, 2000.
"
**LABUTIL: Stata modules for managing value and variable labels**," Statistical Software Components S402501, Boston College Department of Economics, revised 23 Nov 2013. - Nicholas J. Cox, 2000.
"
**COPYDESC: Stata module to copy description of variable**," Statistical Software Components S411301, Boston College Department of Economics, revised 07 Aug 2000. - Jan Brogger & Nicholas J. Cox, 2000.
"
**SHOWGPH: Stata module to to show graphs previously saved**," Statistical Software Components S411201, Boston College Department of Economics, revised 09 Feb 2001. - Nicholas J. Cox, 2000.
"
**MATMAP: Stata module to perform elementwise calculations for matrices**," Statistical Software Components S413501, Boston College Department of Economics. - Zhiqiang Wang & Nicholas J. Cox, 2000.
"
**BCOEFF: Stata module to save regression coefficients to new variable**," Statistical Software Components S412201, Boston College Department of Economics. - Nicholas J. Cox, 2000.
"
**CTABSTAT: Stata module to display table of summary statistics**," Statistical Software Components S412701, Boston College Department of Economics. - Nicholas J. Cox, 2000.
"
**ROWSORT: Stata module to row sort a set of integer variables**," Statistical Software Components S415101, Boston College Department of Economics, revised 22 Nov 2005. - Nicholas J. Cox, 2000.
"
**CPR: Stata module producing results for all possible combinations of arguments**," Statistical Software Components S414401, Boston College Department of Economics. - Nicholas J. Cox, 2000.
"
**SHOWNEAR: Stata module to show nearby values of numeric variable**," Statistical Software Components S413801, Boston College Department of Economics. - Nicholas J. Cox, 2000.
"
**EXPANDBY: Stata module to duplicate observations by variable**," Statistical Software Components S412801, Boston College Department of Economics. - Nicholas J. Cox & Thomas Steichen, 2000.
"
**CONCORD: Stata module for concordance correlation**," Statistical Software Components S404501, Boston College Department of Economics, revised 09 Aug 2007. - Nicholas J. Cox, 2000.
"
**AVPLOT2: Stata modules for added variable plots**," Statistical Software Components S404701, Boston College Department of Economics. - Christopher F Baum & Nicholas J. Cox, 1999.
"
**WHITETST: Stata module to perform White's test for heteroskedasticity**," Statistical Software Components S390601, Boston College Department of Economics, revised 18 Feb 2002. - Nicholas J. Cox, 1999.
"
**CIHPLOT: Stata module to show horizontally labelled plots showing confidence intervals**," Statistical Software Components S377501, Boston College Department of Economics, revised 03 Jun 1999. - Nicholas J. Cox, 1999.
"
**DISSIM: Stata module to calculate dissimilarity index**," Statistical Software Components S365901, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**TABHPLOT: Stata module to show table of frequencies as horizontal plot**," Statistical Software Components S377403, Boston College Department of Economics, revised 09 Nov 1999. - Stephen P. Jenkins, 1999.
"
**SMFIT: Stata module to fit a Singh-Maddala distribution by maximum likelihood**," Statistical Software Components S366102, Boston College Department of Economics, revised 16 Mar 2007. - Nicholas J. Cox, 1999.
"
**CISTAT: Stata module to produce confidence intervals in matrix form**," Statistical Software Components S371201, Boston College Department of Economics, revised 11 May 1999. - Nicholas J. Cox, 1999.
"
**TOLOWER: Stata module to rename variables with lower case names**," Statistical Software Components S389602, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**SKEWPLOT: Stata module to draw skewness plots**," Statistical Software Components S388201, Boston College Department of Economics, revised 16 Nov 2004. - Nicholas J. Cox, 1999.
"
**SBPLOT: Stata module to generate scatter plot with one y variable shown by vertical bars**," Statistical Software Components S369102, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**TABPLOT: Stata module to show table of frequencies as table of bars**," Statistical Software Components S370601, Boston College Department of Economics, revised 15 Jul 2019. - Nicholas J. Cox, 1999.
"
**TRANSINT: Stata help files for transformations**," Statistical Software Components S370102, Boston College Department of Economics, revised 25 Jul 2007. - Nicholas J. Cox, 1999.
"
**SBPLOT5: Stata module to generate scatter plot with one y variable shown by vertical bars**," Statistical Software Components S369101, Boston College Department of Economics. - Nicholas J. Cox & Thomas Steichen, 1999.
"
**FLOWER: Stata module to draw sunflower plots**," Statistical Software Components S393001, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**STORECMD: Stata modules to store and repeat commands using characteristics**," Statistical Software Components S400601, Boston College Department of Economics, revised 07 Dec 2005. - Nicholas J. Cox, 1999.
"
**TABHBAR: Stata module to show table of frequencies as horizontal bar chart**," Statistical Software Components S376902, Boston College Department of Economics, revised 08 Nov 1999. - Nicholas J. Cox, 1999.
"
**ONEWPLOT: Stata module for oneway plots**," Statistical Software Components S375601, Boston College Department of Economics, revised 06 Jul 2003. - Nicholas J. Cox, 1999.
"
**MNTHPLOT: Stata module for scatter plot for monthly data with repetition of data**," Statistical Software Components S387901, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**TABA: Stata module for tabulation of frequencies**," Statistical Software Components S370001, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**SWAPVAL: Stata module for swapping values of two variables**," Statistical Software Components S396901, Boston College Department of Economics. - Nicholas J. Cox & Isaias H. Salgado-Ugarte & Makoto Shimizu & Toru Taniuchi, 1999.
"
**KERNREG2: Stata module to compute kernel regression (Nadaraya-Watson estimator)**," Statistical Software Components S372601, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**TAB_CHI: Stata modules for tabulation of multiple variables in Stata 8.2 or better**," Statistical Software Components S368901, Boston College Department of Economics, revised 19 Dec 2016. - Nicholas J. Cox, 1999.
"
**ADOTYPE: Stata module to type ado file**," Statistical Software Components S400101, Boston College Department of Economics, revised 14 Dec 1999. - Nicholas J. Cox, 1999.
"
**INEQ: Stata module to calculate measures of inequality**," Statistical Software Components S365801, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**LISTUTIL: Stata modules to manipulate lists of words**," Statistical Software Components S391301, Boston College Department of Economics, revised 23 May 2001. - Nicholas J. Cox, 1999.
"
**DS2: Stata v6 module to describe variables in memory**," Statistical Software Components S370401, Boston College Department of Economics, revised 25 Nov 1999. - Nicholas J. Cox, 1999.
"
**OUTFIX2: Stata module to output formatted data**," Statistical Software Components S374201, Boston College Department of Economics. - Michael Blasnik & Nicholas J. Cox, 1999.
"
**STRPARSE: Stata module to parse string variables**," Statistical Software Components S382802, Boston College Department of Economics, revised 26 Jul 2000. - Nicholas J. Cox, 1999.
"
**MATODD: Stata modules to produce various matrix tasks**," Statistical Software Components S366801, Boston College Department of Economics, revised 18 Jan 2000. - Stephen P. Jenkins, 1999.
"
**DAGUMFIT: Stata module to fit a Dagum distribution by maximum likelihood**," Statistical Software Components S366101, Boston College Department of Economics, revised 15 Mar 2014. - Nicholas J. Cox, 1999.
"
**HBOX: Stata module to draw horizontal box plots**," Statistical Software Components S377401, Boston College Department of Economics, revised 03 Apr 2002. - Nicholas J. Cox, 1999.
"
**RENAMES: Stata module to rename variables**," Statistical Software Components S388102, Boston College Department of Economics, revised 23 Nov 2000. - Nicholas J. Cox & Desmond E. Williams, 1999.
"
**FNDMTCH: Stata module to find matching values**," Statistical Software Components S400102, Boston College Department of Economics, revised 10 Nov 2000. - Nicholas J. Cox, 1999.
"
**UNIVSTAT: Stata module to produce summary statistics in matrix form**," Statistical Software Components S366801, Boston College Department of Economics, revised 13 Dec 1999. - Nicholas J. Cox, 1999.
"
**SPAUTOC: Stata modules to calculate spatial autocorrelation (Moran and Geary measures)**," Statistical Software Components S375401, Boston College Department of Economics, revised 16 Mar 2006. - Nicholas J. Cox, 1999.
"
**KEYPLOT: Stata module to generate scatter plot with keys in user-chosen positions**," Statistical Software Components S369902, Boston College Department of Economics, revised 13 Dec 2002. - Nicholas J. Cox, 1999.
"
**CIVPLOT: Stata module to plot confidence intervals vertically**," Statistical Software Components S377502, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**STO: Stata module to toggle trace switch**," Statistical Software Components S400602, Boston College Department of Economics, revised 26 Mar 2003. - Nicholas J. Cox, 1999.
"
**DS5: Stata module to describe variables in memory**," Statistical Software Components S370402, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**MDENSITY: Stata module for univariate kernel density estimation, for variables or groups**," Statistical Software Components S391601, Boston College Department of Economics, revised 12 Oct 1999. - Nicholas J. Cox, 1999.
"
**MOREOBS: Stata module to add observations to dataset**," Statistical Software Components S386602, Boston College Department of Economics. - Nicholas J. Cox, 1999.
"
**CPYXPLOT: Stata module to produce scatter plots for each y vs each x variable**," Statistical Software Components S366201, Boston College Department of Economics, revised 23 Nov 2004. - Nicholas J. Cox, 1998.
"
**BARPLOT2: Stata module to produce bar plot with optional error bars**," Statistical Software Components S355101, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**REGRESBY: Stata module to generate regression residuals by byvarlist**," Statistical Software Components S342501, Boston College Department of Economics. - Nicholas J. Cox & Fred Wolfe, 1998.
"
**TOMODE: Stata module to change values of a variable to mode(s)**," Statistical Software Components S362601, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**SEQ: Stata module to generate sequences of integers**," Statistical Software Components S341501, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**PEXP: Stata module to produce probability plot for data compared with fitted exponential distribution**," Statistical Software Components S357701, Boston College Department of Economics, revised 30 Oct 2003. - Nicholas J. Cox, 1998.
"
**TPVAR: Stata module to generate turning-point variable for graphics labelling**," Statistical Software Components S345803, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**QEXP: Stata module to produce quantile-quantile plot for data vs fitted exponential distribution**," Statistical Software Components S357702, Boston College Department of Economics, revised 30 Oct 2003. - Nicholas J. Cox, 1998.
"
**WINSOR: Stata module to Winsorize a variable**," Statistical Software Components S361402, Boston College Department of Economics, revised 09 Aug 2006. - Nicholas J. Cox, 1998.
"
**PGAMMA: Stata module to generate probability plot for data vs fitted gamma distribution**," Statistical Software Components S336202, Boston College Department of Economics, revised 17 May 2011. - Nicholas J. Cox, 1998.
"
**QUANTIL2: Stata module to generate multivariate quantile plot**," Statistical Software Components S237501, Boston College Department of Economics, revised 21 Feb 2002. - Nicholas J. Cox, 1998.
"
**TABLAB: Stata module to autocrosstabulate a variable**," Statistical Software Components S331001, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**HPLOT: Stata module to generate horizontal plots**," Statistical Software Components S320801, Boston College Department of Economics, revised 17 Oct 2000. - Nicholas J. Cox, 1998.
"
**GENFREQ: Stata module to produce a frequency distribution for a variable**," Statistical Software Components S338802, Boston College Department of Economics, revised 29 Oct 1999. - Nicholas J. Cox, 1998.
"
**PBETA: Stata module to generate probability plot for data compared with fitted beta distribution**," Statistical Software Components S350702, Boston College Department of Economics, revised 19 Nov 2003. - Nicholas J. Cox, 1998.
"
**PSBAYES: Stata module to perform pseudo-Bayes smoothing of cell estimates**," Statistical Software Components S350002, Boston College Department of Economics, revised 16 Aug 2004. - Nicholas J. Cox, 1998.
"
**MUXYPLOT: Stata module to produce scatter plots with multiple x and y variables**," Statistical Software Components S362301, Boston College Department of Economics, revised 15 Jun 1999. - Nicholas J. Cox, 1998.
"
**LJS: Stata module to left-justify string variables for printing**," Statistical Software Components S338402, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**TRIPLOT: Stata module to generate triangular plots**," Statistical Software Components S342401, Boston College Department of Economics, revised 09 Feb 2009. - Nicholas J. Cox, 1998.
"
**CHAOS: Stata module to iterate a logistic difference equation**," Statistical Software Components S361503, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**PWCORRW: Stata module to print wide correlation matrix with significance indicators**," Statistical Software Components S346501, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**QQPLOT2: Stata module to produce quantile-quantile plot**," Statistical Software Components S352902, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**MSTDIZE: Stata module to produce marginal standardization of two-way tables**," Statistical Software Components S347501, Boston College Department of Economics, revised 21 Apr 2006. - Nicholas J. Cox, 1998.
"
**BARPLOT: Stata module to plot varlist against xvar**," Statistical Software Components S338801, Boston College Department of Economics, revised 29 Oct 1999. - Nicholas J. Cox, 1998.
"
**PWEIBULL: Stata module to generate probability plot for data vs fitted Weibull distribution**," Statistical Software Components S343503, Boston College Department of Economics, revised 29 Sep 2014. - Nicholas J. Cox, 1998.
"
**MUXPLOT: Stata module to produce scatter plots with y versus multiple x variables**," Statistical Software Components S362302, Boston College Department of Economics, revised 15 Jun 1999. - Nicholas J. Cox, 1998.
"
**WBULL: Stata module to fit Weibull distribution by maximum likelihood**," Statistical Software Components S343504, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**IRREPRO: Stata module to produce a simulation of irreproducible results**," Statistical Software Components S362401, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**MARKOV: Stata module to generate Markov probabilities**," Statistical Software Components S336002, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**HBAR: Stata module to generate horizontal bar charts**," Statistical Software Components S322902, Boston College Department of Economics, revised 08 Nov 1999. - Nicholas J. Cox, 1998.
"
**LSTACK: Stata module to stack variables with labelled _stack**," Statistical Software Components S360201, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**QGAMMA: Stata module to generate quantile-quantile plot for data vs fitted gamma distribution**," Statistical Software Components S336203, Boston College Department of Economics, revised 17 May 2011. - Nicholas J. Cox, 1998.
"
**HISTPLOT: Stata module to produce histogram for frequency distribution**," Statistical Software Components S355301, Boston College Department of Economics, revised 29 Oct 1999. - Zhiqiang Wang & Nicholas J. Cox, 1998.
"
**LONGPLOT: Stata module to produce exploratory plot for longitudinal data**," Statistical Software Components S352503, Boston College Department of Economics, revised 11 Jul 2001. - Nicholas J. Cox, 1998.
"
**QWEIBULL: Stata module to generate quantile-quantile plot for data vs fitted Weibull distribution**," Statistical Software Components S343505, Boston College Department of Economics, revised 29 Sep 2014. - Nicholas J. Cox, 1998.
"
**DISTPLOT: Stata module to generate distribution function plot**," Statistical Software Components S337502, Boston College Department of Economics, revised 16 Sep 2017. - Nicholas J. Cox, 1998.
"
**T2WAY5: Stata module to perform Tukey's Two-Way Analysis by Medians**," Statistical Software Components S359001, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**CIRCSTAT: Stata modules to calculate circular statistics**," Statistical Software Components S362501, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**QBETA: Stata module to generate quantile-quantile plot for data vs fitted beta distribution**," Statistical Software Components S350703, Boston College Department of Economics, revised 19 Nov 2003. - Nicholas J. Cox & Richard Goldstein, 1998.
"
**SPELL: Stata module for identification of spells or runs of similar values**," Statistical Software Components S344901, Boston College Department of Economics, revised 22 Nov 2000. - Nicholas J. Cox, 1998.
"
**DUMMIES: Stata function to create families of dummy variables**," Statistical Software Components S356601, Boston College Department of Economics. - Nicholas J. Cox & Tony Brady, 1998.
"
**SPIKEPLT: Stata module to generate spike plot showing fine structure of the data**," Statistical Software Components S321001, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**LMOMENTS: Stata module to generate L-moments and derived statistics**," Statistical Software Components S341902, Boston College Department of Economics, revised 22 Oct 2013. - Christopher F Baum & Nicholas J. Cox, 1998.
"
**TORATS: Stata module to facilitate transfer of data to RATS**," Statistical Software Components S361501, Boston College Department of Economics, revised 12 Dec 2006. - Nicholas J. Cox & Aurelio Tobias, 1998.
"
**XCORPLOT: Stata module to calculate and graph cross-correlation function**," Statistical Software Components S355401, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**EWMA: Stata module to calculate exponentially weighted moving average**," Statistical Software Components S338701, Boston College Department of Economics. - Nicholas J. Cox, 1998.
"
**CATENATE: Stata module to concatenate variables into string variable**," Statistical Software Components S352001, Boston College Department of Economics. - Nicholas J. Cox & Thomas Steichen, 1997.
"
**DUPS: Stata module to identify and optionally remove duplicate observations**," Statistical Software Components S322901, Boston College Department of Economics, revised 23 Sep 2001. - Nicholas J. Cox, 1997.
"
**BLOGIT2: Stata module to produce grouped data logit with support for in**," Statistical Software Components S326801, Boston College Department of Economics. - Nicholas J. Cox, 1997.
"
**VALLAB: Stata module to pack values and labels into a new string variable**," Statistical Software Components S327601, Boston College Department of Economics. - Nicholas J. Cox, 1997.
"
**SPARL: Stata module to produce scatter plot and y-x regression line**," Statistical Software Components S327001, Boston College Department of Economics, revised 20 Jul 2000. - Nicholas J. Cox, 1997.
"
**SSSPLOT: Stata module to generate seasonal subseries plots**," Statistical Software Components S329601, Boston College Department of Economics, revised 21 Feb 2000. - Nicholas J. Cox, 1997.
"
**ACPLOT: Stata module to plot the autocorrelogram**," Statistical Software Components S320302, Boston College Department of Economics. - Nicholas J. Cox, 1997.
"
**VPLPLOT: Stata modules to generate paired data plots**," Statistical Software Components S323801, Boston College Department of Economics, revised 22 Jan 2001. - Nicholas J. Cox, 1997.
"
**LOOPPLOT: Stata modules to generate scatter plots with loops**," Statistical Software Components S325001, Boston College Department of Economics.

### Books

- H. Joseph Newton & Nicholas J. Cox (ed.), 2009.
"
**Seventy-six Stata Tips, Second Edition**," Stata Press books, StataCorp LP, number tips2, April. - H. Joseph Newton & Nicholas J. Cox (ed.), 2006.
"
**Thirty-Three Stata Tips**," Stata Press books, StataCorp LP, number tips, April.

### Editorship

- Stata Journal, StataCorp LP.

## More information

Research fields, statistics, top rankings, if available.### Statistics

#### Access and download statistics for all items

### Rankings

This author is among the top 5% authors according to these criteria:- Average Rank Score
- Number of Works
- Number of Distinct Works
- Number of Distinct Works, Weighted by Simple Impact Factor
- Number of Distinct Works, Weighted by Number of Authors
- Number of Distinct Works, Weighted by Number of Authors and Simple Impact Factors
- Number of Journal Pages
- Number of Journal Pages, Weighted by Number of Authors
- Number of Journal Pages, Weighted by Number of Authors and Simple Impact Factors
- Number of Abstract Views in RePEc Services over the past 12 months
- Number of Downloads through RePEc Services over the past 12 months
- Number of Abstract Views in RePEc Services over the past 12 months, Weighted by Number of Authors
- Number of Downloads through RePEc Services over the past 12 months, Weighted by Number of Authors

### Co-authorship network on CollEc

### Featured entries

This author is featured on the following reading lists, publication compilations or Wikipedia entries:### NEP Fields

NEP is an announcement service for new working papers, with a weekly report in each of many fields. This author has had 2 papers announced in NEP. These are the fields, ordered by number of announcements, along with their dates. If the author is listed in the directory of specialists for this field, a link is also provided.- NEP-CMP: Computational Economics (2) 2003-06-04 2004-07-26

## Corrections

All material on this site has been provided by the respective publishers and authors. You can help correct errors and omissions. For general information on how to correct material on RePEc, see these instructions.

To update listings or check citations waiting for approval, Nicholas Cox should log into the RePEc Author Service.

To make corrections to the bibliographic information of a particular item, find the technical contact on the abstract page of that item. There, details are also given on how to add or correct references and citations.

To link different versions of the same work, where versions have a different title, use this form. Note that if the versions have a very similar title and are in the author's profile, the links will usually be created automatically.

Please note that most corrections can take a couple of weeks to filter through the various RePEc services.