# Boston College Department of Economics

# Statistical Software Components

Postal: Boston College, 140 Commonwealth Avenue, Chestnut Hill MA 02467 USA

Phone: 617-552-3670

Fax: +1-617-552-2308

Web page: http://fmwww.bc.edu/EC/

Email:

More information through EDIRC

Phone: 617-552-3670

Fax: +1-617-552-2308

Web page: http://fmwww.bc.edu/EC/

Email:

More information through EDIRC

**Order information:**

Web: http://repec.org/docs/ssc.php

**Editor:**

Additional information is available for the following registered editor(s):
Christopher F Baum
**For corrections or technical questions regarding this series, please contact (Christopher F Baum)**

**Series handle:**repec:boc:bocode

**Citations RSS feed:**at CitEc

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**Access and download statistics**

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- By downloads (last 12 months)

### 2005

**S449902 SVYPXCAT: Stata module to calculate predicted means or proportions for nominal X's for survey data***by*Joanne M. Garrett**S449901 SVYPXCON: Stata module to calculate predicted means or proportions for a continuous X variable for survey data***by*Joanne M. Garrett**S449801 VARIOG: Stata module to calculate and graph semi-variograms***by*Nicholas J. Cox**S449701 DIRLIST: Stata module to retrieve directory information***by*Morten Andersen**S449601 HDQUANTILE: Stata module for Harrell-Davis estimator of quantiles***by*Nicholas J. Cox**S449507 BIC: Stata module to evaluate the statistical significance of variables in a model***by*Paul Millar**S449506 LISTMISS: Stata module to analyse missing values related to an estimation command***by*Paul Millar**S449505 CLUSTSENS: Stata module to perform sensitivity analysis for cluster commands***by*Paul Millar**S449504 MATSORT: Stata module to sort a matrix by a given column***by*Paul Millar**S449503 OPTIFACT: Stata module to find the best summated rating scale from a list of items***by*Paul Millar**S449502 PRE: Stata module to calculate the proportional reduction in errors accomplished by an estimated model***by*Paul Millar**S449501 BICDROP1: Stata module to estimate the probability a model is more likely without each explanatory variable***by*Paul Millar**S449401 LINCHECK: Stata module to graphically assess the linearity of a continuous covariate in a regression model***by*Alex Gamma**S449302 SHUFFLE8: Stata module to shuffle a list***by*Ben Jann**S449301 SHUFFLE: Stata module to shuffle a list***by*Ben Jann**S449201 HETEROGI: Stata module to quantify heterogeneity in a meta-analysis***by*Nicola Orsini & Matteo Bottai & Julian Higgins & Iain Buchan**S449101 P2CI: Stata module to calculate confidence limits of a regression coefficient from the p-value***by*Nicola Orsini**S449001 DFL: Stata module to estimate DiNardo, Fortin and Lemieux Counterfactual Kernel Density***by*Joao Pedro Azevedo**S448901 RESWAGE: Stata module to estimate a reservation wage model with endogenous selection***by*John Reynolds**S448801 RELRANK: Stata module to generate relative data (grade transformation)***by*Ben Jann**S448703 BATPLOT: Stata module to produce Bland-Altman plots accounting for trend***by*Adrian Mander**S448702 PLOTBETA: Stata module to plot linear combinations of coefficients***by*Adrian Mander**S448701 DIFFPI: Stata module to calculate difference expressed as a percentage***by*Nicola Orsini**S448601 ONESPELL: Stata module to generate single longest spell for each unit in panel data, listwise***by*Christopher F Baum**S448502 KDENS2: Stata module to estimate bivariate kernel density***by*Christopher F Baum**S448501 SURFACE: Stata module to draw a 3D wireform surface plot***by*Adrian Mander**S448405 USSWM: Stata module to provide US state and county spatial weight (contiguity) matrices***by*Scott Merryman**S448404 USMAPS2: Stata module to provide US county map coordinates for tmap***by*Scott Merryman**S448403 MIF2DTA: Stata module convert MapInfo Interchange Format boundary files to Stata boundary files***by*Maurizio Pisati**S448402 TMAP: Stata module for simple thematic mapping***by*Maurizio Pisati**S444805 SMITHWELCH: Stata module to compute trend decomposition of outcome differentials***by*Ben Jann**S444804 JMPIERCE2: Stata module to compute trend decomposition of outcome differentials***by*Ben Jann**S444803 JMPIERCE: Stata module to perform Juhn-Murphy-Pierce decomposition***by*Ben Jann**S444802 INVCDF: Stata module to invert the cumulative distribution function***by*Ben Jann**S439004 GEEKEL2D: Stata module to estimate the parameters of unidimensional and bidimensional IRT models***by*Jean-Benoit Hardouin

### 2004

**S4445501 LABELMISS: Stata module to label missing data***by*Stanislav Kolenikov**S4444105 COCHRAN: Stata module to test for equality of proportions in matched samples (Cochran's Q)***by*Ben Jann**S4444104 WGTTEST: Stata module to test the impact of sampling weights in regression analysis***by*Ben Jann**S4444103 DECOMPOSE: Stata module to compute decompositions of wage differentials***by*Ben Jann**S4444102 CENTER: Stata module to center (or standardize) variables***by*Ben Jann**S4444101 ALPHAWGT: Stata module to compute Cronbach's alpha for weighted data***by*Ben Jann**S456763 GDECOMP: Stata module to compute decomposition of outcome differentials after nonlinear models***by*Tamas Bartus**S448401 USMAPS: Stata module to provide US state map coordinates for tmap***by*Scott Merryman**S448301 MATWRITE: Stata module to write Stata variables as MATLAB matrices***by*Andrew Shephard**S448201 XTFISHER: Stata module to compute Fisher type unit root test for panel data***by*Scott Merryman**S448101 FIELLER: Stata module to calculate confidence intervals of quotients of normal variates***by*Joseph Coveney**S448001 HLM: Stata module to invoke and run HLM v6 software from within Stata***by*Sean F. Reardon**S447901 NSPLIT: Stata module to split numeric variable into components***by*Dan Blanchette**S447701 PROFHAP: Stata module to construct profile likelihood confidence intervals for haplotype analysis***by*Adrian Mander**S447501 MODELDIAG: Stata module to generate graphics after regression***by*Nicholas J. Cox**S447401 TOLERANCE: Stata module to generate tolerance intervals from input data***by*Peter Lachenbruch**S447301 RC_SPLINE: Stata module to generate restricted cubic splines***by*William D. Dupont & W. Dale Plummer, Jr.**S447204 ERET2: Stata module to save results in e()***by*Ben Jann**S447203 FVIEW: Stata module to find and view a file***by*Ben Jann**S447202 DUNCAN: Stata module to calculate dissimilarity index***by*Ben Jann**S447201 GAMET: Stata module to perform game-theoretic calculations***by*Nicola Orsini & Debora Rizzuto & Nicola Nante**S447101 TABOUT: Stata module to export publication quality cross-tabulations***by*Ian Watson**S447001 HPRESCOTT: Stata module to implement Hodrick-Prescott filter for timeseries data***by*Christopher F Baum**S446901 CUREREGR: Stata module to estimate parametric cure regression***by*Allen Buxton**S446801 WITCH: Stata module to mystically manage files on adopath***by*Thomas Steichen**S446701 GZSAVE: Stata module to save and use datasets compressed by gzip***by*Henrik Stovring**S446502 BYSTORE: Stata module to repeat estimation commands and store estimates***by*David Harrison**S446501 KAPUTIL: Stata module to generate confidence intervals and sample size calculations for the kappa-statistic***by*David Harrison**S446402 SXPOSE: Stata module to transpose string variable dataset***by*Nicholas J. Cox**S446401 MOMENTS: Stata module to compute moment-based statistics***by*Nicholas J. Cox**S446301 RC2: Stata module to estimate Goodman's Row and Columns model 2***by*John Hendrickx**S446201 METAREG: Stata module to perform meta-analysis regression***by*Roger Harbord & Julian Higgins**S446101 XTVC: Stata module to compute confidence intervals for the variance component of random-intercept linear models***by*Matteo Bottai & Nicola Orsini**S446001 RFL: Stata module to maintain lists of recently accessed files***by*Dankwart Plattner**S445901 DUMMIESLAB: Stata module to convert categorical variable to dummy variables using label names***by*Philippe Van Kerm & Nicholas J. Cox**S445801 SCAT3: Stata module for crude three-dimensional graphics***by*Nicholas J. Cox**S445701 REORDER: Stata module to reorder variables in dataset, reversibly***by*Nicholas J. Cox**S445602 SSLOPE: Stata module to calculate slope coefficients for regression interactions***by*Jeffrey S. Simons**S445601 MCENTER: Stata module to center variables at their means***by*Jeffrey S. Simons**S445401 NDBCI: Stata module extending ci for single variable with exposure time***by*Fred Wolfe**S445301 SIM_ARMA: Stata module to simulate data for ARMA processes***by*Jeff Pitblado**S445202 COLDIAG2: Stata module to evaluate collinearity in linear regression***by*John Hendrickx**S445201 PERTURB: Stata module to evaluate collinearity and ill-conditioning***by*John Hendrickx**S445101 MATIN4-MATOUT4: Stata module to import and export matrices***by*Christopher F Baum & William Gould**S445001 MARGEFF: Stata module to compute average marginal effects for categorical and limited dependent variable models***by*Tamas Bartus**S444904 DOUBLETOFLOAT: Stata module to recast variables from double to float storage type***by*David Kantor**S444903 FLOATTOLONG: Stata module to recast variables from float to long storage type***by*David Kantor**S444902 CARRYFORWARD: Stata module to carry forward previous observations***by*David Kantor**S444901 GEN_TAIL: Stata module to work with indicator observations***by*David Kantor**S444801 COLLAPSE2: Stata module to extend the collapse command***by*David Roodman**S444701 TSLIST: Stata module to list time series data***by*Christopher F Baum & Michael S. Hanson**S444601 HSHAZ: Stata module to estimate discrete time (grouped data) proportional hazards models***by*Stephen P. Jenkins**S444502 METAGRAPH: Stata module to draw Forrest plot after meta command***by*Adrian Mander**S444501 GIPF: Stata module to graphically display a log-linear model***by*Adrian Mander**S444401 HECKPROB2: Stata module to run heckprob and svyheckprob with d2 evaluator***by*Jerzy Mycielski**S444302 CLEMAO_IO: Stata module to perform unit root tests with one or two structural breaks***by*Christopher F Baum**S444301 ROLLREG: Stata module to perform rolling regression estimation***by*Christopher F Baum**S444201 EXAMPLES: Stata module to show examples from on-line help files***by*Nicholas J. Cox**S440002 SOEPREN: Stata module providing easy SOEP renames***by*Ulrich Kohler**S440001 MKDAT: Stata module providing easy SOEP retrievals***by*Ulrich Kohler**S439901 TWOWAY_ESTFIT: Stata module to enable graph twoway estfit***by*Michael Blasnik**S439801 SENSPEC: Stata module to compute sensitivity and specificity results saved in generated variables***by*Roger Newson**S439701 NNMATCH: Stata module to compute nearest-neighbor bias-corrected estimators***by*Alberto Abadie & Jane Leber Herr & Guido W. Imbens & David M. Drukker**S439602 PLOTMATRIX: Stata module to plot values of a matrix as different coloured blocks***by*Adrian Mander**S439601 ADJACENT: Stata module to list adjacent values of variables***by*Nicholas J. Cox**S439501 DISJOINT: Stata module to generate end variable demarcating disjoint spells***by*Nicholas J. Cox**S439404 DETECT: Stata module to compute the DETECT, Iss and R indexes to test a partition of items***by*Jean-Benoit Hardouin**S439402 MSP: Stata module to perform the Mokken Scale Procedure***by*Jean-Benoit Hardouin**S439401 LOEVH: Stata module to compute Guttman errors and Loevinger H coefficients***by*Jean-Benoit Hardouin**S439304 ESTOUT1: Stata module to export estimation results from estimates table***by*Ben Jann**S439301 ESTOUT: Stata module to make regression tables***by*Ben Jann**S439201 FS: Stata module to show names of files in compact form***by*Nicholas J. Cox**S439101 VANELTEREN: Stata module to perform van Elteren's test (generalized Wilcoxon-Mann-Whitney ranksum test)***by*Joseph Coveney**S439003 RASCHTESTV7: Stata module to estimate parameters of the Rasch model by CML, MML or GEE (v7)***by*Jean-Benoit Hardouin**S439002 GAMMASYM: Stata module to compute the value of the symmetrical gamma function***by*Jean-Benoit Hardouin**S439001 RASCHTEST: Stata module to estimate parameters of the Rasch model by CML, MML or GEE***by*Jean-Benoit Hardouin**S438903 SWBLOCK: Stata module to perform parsimonious model selection in haplotype analysis***by*Adrian Mander**S438902 HAPBLOCK: Stata module to perform haplotype analysis to identify the edges of haplotype blocks***by*Adrian Mander**S438901 IPF: Stata module to perform log-linear modelling using Iterative Proportional Fitting***by*Adrian Mander**S438801 MVCORR: Stata module to generate moving-window correlation or autocorrelation in time series or panel***by*Nicholas J. Cox & Christopher F Baum**S438701 MCQSCORE: Stata module to score the Monetary Choice Questionnaire using logistic regression***by*E. Paul Wileyto**S438601 META_LR: Stata module to graph positive and negative likelihood ratios in diagnostic test***by*Aijing Shang**S438501 PGMHAZ8: Stata module to estimate discrete time (grouped data) proportional hazards models***by*Stephen P. Jenkins**S438401 REGAXIS: Stata module to make regular linear and logarithmic axis scales, ranges and tick lists***by*Roger Newson**S438301 RBOUNDS: Stata module to perform Rosenbaum sensitivity analysis for average treatment effects on the treated***by*Markus Gangl**S438201 STEXPECT: Stata module to compute expected survival***by*Enzo Coviello**S438102 PNRCHECK: Stata module to verify the check digit in Swedish personal identification number***by*Nicola Orsini**S438101 ROCSS: Stata module to calculate ROC curve and other statistics for any classification method***by*Nicola Orsini & Matteo Bottai**S438002 PPPLOT: Stata module for P-P plots***by*Nicholas J. Cox**S438001 HLIST: Stata module for horizontally listing values***by*Nicholas J. Cox**S437902 MGEN: Stata module to apply generate to a matrix***by*Ben Jann**S437901 SORTLISTBY: Stata module to sort by random or by ancillary numlist***by*Ben Jann**S437801 TABLEPLOT: Stata module giving graphical display in two-way table format***by*Nicholas J. Cox**S437601 MAT2TXT: Stata module to write matrix to ASCII file***by*Michael Blasnik & Ben Jann**S437501 ABAR: Stata module to perform Arellano-Bond test for autocorrelation***by*David Roodman**S437401 CVXHULL: Stata module to compute and plot convex hulls of bivariate data***by*R. Allan Reese**S437301 ZANDREWS: Stata module to calculate Zivot-Andrews unit root test in presence of structural break***by*Christopher F Baum**S437201 MRTAB: Stata module to compute one- and two-way tables of multiple responses***by*Ben Jann & Hilde Schaeper**S437101 GENHWCCI: Stata module to calculate Hardy-Weinberg equilibrium test in case-control studies***by*James Cui**S437001 GRQREG: Stata module to graph the coefficients of a quantile regression***by*Joao Pedro Azevedo**S436801 BNORMPDF: Stata module to calculate the bivariate normal density***by*Gary Longton**S436701 BETACOEF: Stata module to calculate beta coefficients from regression***by*Christopher F Baum**S436601 CIRCULAR: Stata module for circular statistics***by*Nicholas J. Cox**S436501 SSCSUBMIT: Stata module -- some notes on SSC Archive use for Stata users***by*Christopher F Baum**S436401 SPLITVALLABELS: Stata module to split up value labels for multi-line graph labelling***by*Nick Winter & Ben Jann**S434001 MLBOOLEAN: Stata module to implement Boolean logit and probit***by*Bear F. Braumoeller**S422603 ELLIP: Stata module to graph confidence ellipses (version 8)***by*Anders Alexandersson**S419604 HARMBY: Stata module to harmonize values of variables within by-groups***by*Roger Newson**S417702 SDECODE: Stata module to decode a numeric variable into a string variable***by*Roger Newson**S366302 GLCURVE: Stata module to derive generalised Lorenz curve ordinates***by*Stephen P. Jenkins & Philippe Van Kerm**R141104 ROBREG: RATS module to estimate regression robustly and reliably***by*Eric Blankmeyer

### 2003

**S456815 VINCENTY: Stata module to calculate distances on the Earth's surface***by*Austin Nichols**S436901 CB2HTML: Stata module to write a codebook to an HTML file***by*Phil Bardsley**S436301 TAROW: Stata module to tabulate each row against all others***by*Allen Buxton**S436203 PCORR2: Stata module to display partial and semipartial correlation coefficients***by*Richard Williams**S436202 RESHAPE8: Stata module to reshape while preserving variable labels***by*Bill Rising**S436201 VTOKENIZE: Stata module to split a variable into its tokens***by*Bill Rising**S436101 CHECKVAR: Stata module to check the values of a created variable***by*Phil Bardsley**S436001 FACTORTEST: Stata module to perform tests for appropriateness of factor analysis***by*Joao Pedro Azevedo**S435901 XTABOND2: Stata module to extend xtabond dynamic panel data estimator***by*David Roodman**S435801 SURVTIME: Stata module to compute survival time for use in stset***by*Allen Buxton**S435701 LAMBDA: Stata module for Goodman and Kruskal's lambda measures for two-way tables***by*Nicholas J. Cox**S435509 SAVASTATA: SAS macro to save a SAS dataset as a Stata dataset***by*Dan Blanchette**S435508 SHORTDIR: Stata module to return the short Windows directory path name***by*Dan Blanchette**S435507 CONFIRMDIR: Stata module to confirm if a directory exists***by*Dan Blanchette**S435506 TMPDIR: Stata module to indicate the directory Stata is using for a temporary directory***by*Dan Blanchette**S435505 USAGELOG: Stata module to log usage of Stata programs in an existing text file***by*Dan Blanchette**S435504 ETIME: Stata module to time how long a program runs***by*Dan Blanchette**S435503 USESAS: Stata module to use a SAS dataset***by*Dan Blanchette**S435502 SAVASAS: Stata module to save your dataset as a SAS dataset***by*Dan Blanchette**S435501 LOOKFORIT: Stata module to search variable names and labels for some string or strings***by*Dan Blanchette**S435500 SAVAS: c-shell script for *nix which makes Stata versions of SAS data files***by*Dan Blanchette**S435303 BETAFIT: Stata module to fit a two-parameter beta distribution***by*Maarten L. Buis & Nicholas J. Cox & Stephen P. Jenkins**S435302 GUMBELFIT: Stata module to fit a two-parameter Gumbel distribution***by*Nicholas J. Cox & Stephen P. Jenkins**S435301 GAMMAFIT: Stata module to fit a two-parameter gamma distribution***by*Nicholas J. Cox & Stephen P. Jenkins**S435201 SAFEDROP: Stata module to drop variables if and only if varnames specified in full***by*Nicholas J. Cox**S435102 PANELAUTO: Stata module to support tests for autocorrelation on panel data***by*Christopher F Baum**S435101 PANELUNIT: Stata module to support unit root tests on panel data***by*Christopher F Baum**S435001 TABSTATMAT: Stata module to save matrices saved by tabstat to single named matrix***by*Austin Nichols**S434901 NEARMRG: Stata module to provide nearest-match merging of datasets***by*Eric Booth**S434802 GRBY: Stata program to draw bar charts for each covariate pattern***by*Nicola Orsini & Matteo Bottai**S434801 UNITAB: Stata program to display a univariate table for a binary outcome variable***by*Nicola Orsini & Matteo Bottai**S434701 CME: Stata program to estimate generalized linear models with covariate measurement error***by*Sophia Rabe-Hesketh**S434601 MKCORR: Stata module to generate correlation table formatted for easy inclusion in articles***by*Glenn Hoetker**S434502 NICEDATES: Stata module for nice dates, especially for time series graphs***by*Nicholas J. Cox**S434501 MSPLOT: Stata module for multiple median-spline plots***by*Nicholas J. Cox**S434402 VREVERSE: Stata module to reverse existing categorical variable***by*Nicholas J. Cox**S434401 CIBPLOT: Stata module for bar-on-bar plots of confidence intervals***by*Nicholas J. Cox**S434301 MAKEMATRIX: Stata module to make a matrix of results from other commands***by*Nicholas J. Cox**S434202 DMERGE: Stata module to merge datasets using a modification of Stata's merge***by*Fred Wolfe**S434201 CORRTAB: Stata module to display correlation coefficients in a formatted tabular output***by*Fred Wolfe**S434101 METAFUNNEL: Stata module to produce funnel plots for meta-analysis***by*Jonathan Sterne**S433904 XCOLLAPSE: Stata module to make data set of summary statistics on disk or in memory***by*Roger Newson**S433903 XCONTRACT: Stata module to make a data set of frequencies and percents on disk or in memory***by*Roger Newson**S433901 WCLOGIT: Stata module to perform conditional logistic regression with within-group varying weights***by*Adrian Mander**S433801 GROUPS: Stata module to list group frequencies***by*Nicholas J. Cox**S433601 PARPLOT: Stata module for parallel coordinates plots***by*Nicholas J. Cox**S433501 STATSBYFAST: Stata module to efficiently compute statistics for by-group***by*Michael Blasnik**S433402 LINKPLOT: Stata module for linked (connected) scatter plots***by*Nicholas J. Cox**S433401 STRIPPLOT: Stata module for strip plots (one-way dot plots)***by*Nicholas J. Cox**S433301 COLLAPSEUNIQUE: Stata module to reduce data to unique observations based on specified key variables***by*David Kantor**S433202 CRTEST: Stata module to perform Cramer-Ridder Test for pooling states in a Multinomial logit***by*Joao Pedro Azevedo**S433201 WHOTDECK: Stata module to perform multiple imputation using the Approximate Bayesian Bootstrap with weights***by*Adrian Mander**S433001 DMARIANO: Stata module to calculate Diebold-Mariano comparison of forecast accuracy***by*Christopher F Baum**S432904 HIREG: Stata module for hierarchial regression***by*Paul H. Bern