# Boston College Department of Economics

# Statistical Software Components

Phone: 617-552-3670

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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

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### 2014

**WEAVER: Stata module to produce dynamic reports in HTML, LaTeX and PDF***by*E.F. Haghish**EMAILME: Stata module to facilitate sending mail on Windows systems***by*Ed Gerrish**LMABG2: Stata Module to Compute 2SLS-IV Autocorrelation Breusch-Godfrey Test at Higher Order AR(p)***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMABP2: Stata module to compute 2SLS-IV Box-Pierce Autocorrelation LM Test at Higher Order AR(p)***by*Sahra Khaleel A. Mickaiel & Emad Abd Elmessih Shehata**LMHHP2: Stata Module to Compute 2SLS-IV Heteroscedasticity Hall-Pagan Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMHMSS2: Stata Module to Compute 2SLS-IV Heteroscedasticity Machado-Santos-Silva Test***by*Sahra Khaleel A. Mickaiel & Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMAVONXT: Stata module to compute Panel Data Autocorrelation Von Neumann Ratio Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**KATEGO: Stata module to split a continuous numerical variable in custom categories***by*Andres L Gonzalez Rangel**MMWS: Stata module to perform marginal mean weighting through stratification***by*Ariel Linden**INT_UTILS: Stata module to perform interval computations in Mata***by*Matthew Baker**ROWMAT_UTILS: Stata module to perform parallel computation on sequences of matrices in Mata***by*Matthew Baker**LISTSOME: Stata module to list a (possibly random) sample of observations***by*Robert Picard**CQUAD: Stata module to perform conditional maximum likelihood estimation of quadratic exponential models***by*Francesco Bartolucci**GENSPEC: Stata module to implement a General-to-Specific modelling algorithm***by*Damian Clarke**ARROWPLOT: Stata module to produce combined plot for graphing inter-group and intra-group trends***by*Damian Clarke**SYNLIGHT: Stata module to highlight syntax in SMCL and translate to HTML format***by*E.F. Haghish**INTSOLVER: Stata module providing functions and tools for finding solutions to nonlinear equation systems in Mata***by*Matthew Baker**PPSCHROMY: Stata module to draw sample with probability proportionate to size, using Chromy's method of sequential random sampling***by*Jonathan Mendelson**GB2LFIT: Stata module to fit Generalized Beta of the Second Kind distribution by maximum likelihood (log parameter metric)***by*Stephen P. Jenkins**RANDOMTAG: Stata module to draw observations without replacement***by*Robert Picard**ALIGNEDSETS: Stata module to perform aligned ranks test for matched sets (Hodges-Lehmann)***by*Ariel Linden**XTNPTIMEVAR: Stata module to estimate non-parametric time-varying coefficients panel data models with fixed effects***by*Diallo Ibrahima Amadou**MI_TWOWAY: Stata module for computing scores on questionnaires containing missing item responses***by*Jean-François Hamel**READREPLACE: Stata module to make replacements that are specified in an external dataset***by*Ryan Knight & Matthew White**EAALOGIT: Stata module to estimate endogenous attribute attendance models***by*Arne Risa Hole**SCENTTEST: Stata module to compute scenario arithmetic means and their difference***by*Roger Newson**TREATOPROBITSIM: Stata module to estimate a treatment effects model for a binary endogenous outcome and ordered outcome using a latent factor structure***by*Christian Gregory**SWITCHOPROBIT: Stata module to estimate a switching regression for a binary endogenous treatment and ordered outcome***by*Christian Gregory**SWITCHOPROBITSIM: Stata module to estimate a switching regression for a binary endogenous treatment and ordered outcome using a latent factor structure***by*Christian Gregory**RDCV: Stata module to perform Sharp Regression Discontinuity Design with Cross Validation Bandwidth Selection***by*Boris Kaiser**RHAUSMAN: Stata module to perform Robust Hausman Specification Test***by*Boris Kaiser**WEAKIV10: Stata module to perform weak-instrument-robust tests and confidence intervals for instrumental-variable (IV) estimation of linear, probit and tobit models***by*Keith Finlay & Leandro Magnusson & Mark E Schaffer**NSTAGEBIN: Stata module to perform sample size calculation for multi-arm multi-stage randomised controlled trials with binary outcomes***by*Daniel Bratton**NSTAGEBINOPT: Stata module to compute admissible multi-arm multi-stage trial designs with binary outcomes***by*Daniel Bratton**LEFTALIGN: Stata module to left-align (or right-align) variables***by*Robert Picard**CSTI: Stata module that modifies csi command in order to use total numbers rather than individual cell counts***by*Philip M Jones**USEXMLEX: Stata module to import data stored in XML format***by*Sergiy Radyakin**ALIGNEDPAIRS: Stata module to perform the aligned ranks test for matched pairs (Hodges-Lehmann)***by*Ariel Linden**ADDPLOT: Stata module to add twoway plot objects to an existing twoway graph***by*Ben Jann**REPEST: Stata module to run estimations with weighted replicate samples and plausible values***by*Francesco Avvisati & François Keslair**SUBSETPLOT: Stata module for plots for each subset with rest of the data as backdrop***by*Nicholas J. Cox**HIMAP: Stata module to create heatmaps for the web, using java api developed by highcharts***by*Thomas Roca**GMAP: Stata module to create heatmaps for the web, using java api developed by google***by*Thomas Roca**SCATTER3D: Stata module to create 3D scatter plots for the web, using HTML5 3D feature and java api developped by CanvasXpress***by*Thomas Roca**MSDIRB: Stata module to create a dataset of file names from the output of a MS-DOS dir/b command (Windows only)***by*Roger Newson**GOLOGIT29: Stata module to estimate generalized logistic regression models for ordinal dependent variables***by*Richard Williams**XTPEDRONI: Stata module to perform Pedroni's panel cointegration tests and Panel Dynamic OLS estimation***by*Timothy Neal**LOOCV: Stata module to perform Leave-One-Out Cross-Validation***by*Manuel Barron**SLS: Stata module to perform semiparametric least squares***by*Michael Barker**PCMDIF: Stata module to for diagnosing and considering a potential differential item functioning (DIF) when analysing patient reported outcomes using partial credit models***by*Jean-Francois Hamel-Broza**LMABPGXT: Stata module to compute Panel Data Autocorrelation Breusch-Pagan-Godfrey Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMABPXT: Stata module to compute Panel Data Autocorrelation Box-Pierce Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMADURM: Stata module to compute OLS Autocorrelation Dynamic Durbin m Test at Higher Order AR(p)***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMHHPNL: Stata module to compute NLS Heteroscedasticity Hall-Pagan Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMNGRYXT: Stata module to compute Panel Data Non Normality Geary Runs Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**GRAPH3D: Stata module to draw colored, scalable, rotatable 3D plots***by*Davud Rostam-Afschar & Robin Jessen**DTA2DDI: Stata module to convert Stata data to DDI standards***by*Minh Cong Nguyen**NSTAGE: Stata module for multi-arm, multi-stage (MAMS) trial designs for time-to-event outcomes***by*Patrick Royston & Daniel Bratton & Babak Choodari-Oskooei & Frederike Maria-Sophie Barthel**CHAIDFOREST: Stata module to conduct random forest ensemble classification based on chi-square automated interaction detection (CHAID) as base learner***by*Joseph N. Luchman**POVIMP: Stata module to provide poverty estimates in the absence of actual consumption data***by*Hai-Anh H. Dang & Minh Cong Nguyen**PATHOF: Stata module to return the absolute path of any parent directory of the current working directory***by*Michael Barker**NYSIIS: Stata module to calculate nysiis codes from string variables***by*Adrian Sayers**ABG: Stata module to implement the Alpha-Beta-Gamma Method of Distributional Analysis***by*Louis Chauvel**PARSEUAS: Stata module to extract detailed information from user agent strings***by*Joss Roßmann & Tobias Gummer**CAPASS: Stata module to wrap Stata's assert command, throws error messages***by*Max Loeffler**CV: Stata module to compute coefficient of variation after regress***by*Mehmet Mehmetoglu**BIPOLATE: Stata module to perform bivariate interpolation and smooth surface fitting for values given at irregularly distributed points***by*Joe Canner**REGCHECK: Stata module to examine regression assumptions***by*Mehmet Mehmetoglu**XTVAR: Stata module to compute panel vector autoregression***by*Tobias Cagala & Ulrich Glogowsky**PPSSAMPFORD: Stata module to draw sample with probability proportionate to size, without replacement, using Sampford's method***by*Jonathan Mendelson**GOELEVATION: Stata module to compute elevation for latitude and longitude from Google***by*Chamara Anuranga & J.V. Jayanthan**GENSTACK: Stata module to generate Twoway Stacked Charts***by*Gregorio Impavido**STATAJAVA: Stata module to provide Java library of helper classes for Stata plug-ins***by*Matthew White**STGIT: Stata module to retrieve information about a Git repository***by*Matthew White**SADI: Stata module to compute Sequence Analysis Distance Measures***by*Brendan Halpin

### 2013

**MLT: Stata module to provide multilevel tools***by*Katja Moehring & Alexander Schmidt**BOXTID: Stata module to fit Box-Tidwell and exponential regression models***by*Patrick Royston**STGENREG: Stata module to fit general parametric survival models***by*Michael J. Crowther & Paul Lambert**CNTRADE: Stata module to retrieve Chinese stock market quotations from NetEase***by*Chuntao Li & Xuan Zhang**PARAMED: Stata module to perform causal mediation analysis using parametric regression models***by*Richard Emsley & Hanhua Liu**ROLLSTAT: Stata module to compute rolling-window statistics for time series or panel data***by*Maximo Sangiacomo & Demian Panigo**SPARKLINE: Stata module for sparkline-type plots***by*Nicholas J. Cox**DFTOL: Stata module to compute distribution-free tolerance intervals***by*Ignacio López de Ullibarri**PAYPER: Stata module to compute the periodic payment and the entire schedule of a loan or annuity***by*Maximo Sangiacomo**PVFIX: Stata module to compute the present value of a series of equal payments (cash flows)***by*Maximo Sangiacomo**TTABLE2: Stata module to produce Mean Comparison for many variables between two groups with formatted table output***by*Xuan Zhang & Chuntao Li**FVFIX: Stata module to compute the future value of a series of equal payments (cash flows)***by*Maximo Sangiacomo**BIRTHSIM: Stata module to simulate completed fertility and birth intervals***by*Stephen Cranney**GS3SLSAR: Stata module to estimate Generalized Spatial Autoregressive Three Stage Least Squares (3SLS) Cross Sections Regression***by*Emad Abd Elmessih Shehata**PWMC: Stata module to compute pairwise multiple comparisons (unequal variances)***by*Daniel Klein**R2C: Stata module to compute several fit statistics for count data models***by*Joseph N. Luchman**TRIMMEAN: Stata module for trimmed means as descriptive or inferential statistics***by*Nicholas J. Cox**TRIMPLOT: Stata module for plots of trimmed means***by*Nicholas J. Cox**CLSTOP_LBT: Stata module to add stopping rule in cluster analysis***by*Dirk Enzmann**PCIPLOT: Stata module to plot pointwise confidence intervals***by*Patrick Royston**IRR: Stata module to calculate the (periodic) internal rate of return for a series of periodic cash flows***by*Maximo Sangiacomo**REL_CLUST: Stata module to compute indices of relative clusterability of variables***by*Dirk Enzmann**QOGBOOK: Stata module to access Quality of Government codebooks***by*Richard Svensson**LANDEMETS: Stata module to compute boundaries for group sequential clinical trials using alpha spending functions***by*Ignacio López de Ullibarri**MUNDLAK: Stata module to estimate random-effects regressions adding group-means of independent variables to the model***by*Francisco (Paco) Perales**EMAIL: Stata module to send emails from Stata via Python***by*William Buchanan**CCMPRE: Stata module to compute PRE Measures for Cultural Consensus Models***by*Mike Lacy**ERATE: Stata module to import up-to-date exchange rates for any currency pairs***by*Damian Clarke & Pavel Luengas Sierra**CEQ: Stata module to carry out Commitment to Equity (CEQ) fiscal incidence analysis***by*Rodrigo Aranda & Sean Higgins**PSEMAIL: Stata module to send email from within Stata for Windows environment***by*Xuan Zhang & Dongliang Cui & Chuntao Li**STATICFC: Stata module to compute static forecasts for a recursive rolling regression***by*Christopher F Baum**PVVAR: Stata module to compute the present value of a series of payments (cash flows)***by*Maximo Sangiacomo**FVVAR: Stata module to compute the future value of a series of payments (cash flows)***by*Maximo Sangiacomo**XSMLE: Stata module for spatial panel data models estimation***by*Federico Belotti & Gordon Hughes & Andrea Piano Mortari**VALCUOFON: Stata module for downloading daily share values and assets balances of Chile's unemployment insurance funds and pension system***by*George Vega Yon**PBREG: Stata module to fit the Preece and Baines (1978) family of growth curves and age, height, and velocity at peak height velocity***by*Adrian Sayers**AMCMC: Stata module to provide Mata functions and structures for adaptive Markov chain Monte Carlo sampling***by*Matthew Baker**ELLIPTICITY: Stata module to compute optimal rank-based multivariate tests of elliptical symmetry and sphericity***by*Vincenzo Verardi & Catherine Vermandele**EVENTSTUDY: Stata module to perform event studies in finance***by*Xuan Zhang & Chuntao Li & Xin Xu**IPDFOREST: Stata module to produce forest plot for individual patient data IPD meta-analysis (one stage)***by*Evangelos Kontopantelis & David Reeves**SWAIN: Stata module to correct the SEM chi-square overidentification test in small sample sizes or complex models***by*John Antonakis & Nicolas Bastardoz**HOISHAPLEY: Stata module to perform Shapley Decomposition of the Human Opportunity Index***by*Alejandro Hoyos Suarez**NORMALIZEPATH: Stata module to parse (and normalize) files' paths***by*George Vega Yon**BAYESMIXEDLOGIT: Stata module to perform Bayesian estimation of mixed logit models***by*Matthew Baker**INSINGAP: Stata module to insert a single gap observation at the top of each by-group***by*Roger Newson**PISAREG: Stata module to perform linear regression with PISA data and plausible values***by*Maciej Jakubowski**SCHEME-BURD: Stata module to provide a ColorBrewer-inspired graphics scheme with qualitative and blue-to-red diverging colors***by*François Briatte**CRATER: Stata module to calculate computer scorer vs. human rater agreement statistics***by*Leah W. McGuire**SIMPUTE: Stata module to evaluate the effect of missing data on a published clinical trial***by*Adrian Mander**CRM: Stata module to implement the continual reassessment model***by*Adrian Mander**POPSIM: Stata module to simulate completed fertility and birth intervals for two generations***by*Stephen Cranney**RMFILES: Stata module to provide a convenient way to remove matched files within a specified directory and possibly, if applicable, corresponding empty directories (which will also, if wanted, be applied recursively to a matched subset of offspring-directories)***by*Lars Angquist**MVFILES: Stata module to provide a convenient way to move/copy matched files from a specified input directory (also including, if wanted, additionally recursively matched subsets of files within distinctly matched offspring-directories) to a specified output directory***by*Lars Angquist**EXCELSAVE: Stata module to provide a convenient way to export matched Stata datasets from a specified input directory (also including, if wanted, additionally recursively matched subsets of files within distinctly matched offspring-directories) to Excel-files***by*Lars Angquist**DOMIN: Stata module to conduct dominance analysis***by*Joseph N. Luchman**KSI: Stata module to compute Krugman specialization index***by*Muhammad Rashid Ansari**LMNADXT: Stata module to compute Panel Data Non Normality Anderson-Darling Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMHWALD: Stata module to compute OLS Heteroscedasticity Wald Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMAZ: Stata module to compute OLS Autocorrelation Z Test at Higher Order AR(p)***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMABXT: Stata module to compute Panel Autocorrelation Baltagi Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**SFCROSS: Stata module for cross-sectional stochastic frontier models estimation***by*Federico Belotti & Silvio Daidone & Vincenzo Atella & Giuseppe Ilardi**SFPANEL: Stata module for panel data stochastic frontier models estimation***by*Federico Belotti & Silvio Daidone & Vincenzo Atella & Giuseppe Ilardi**RIDGE2SLS: Stata module to compute Two-Stage Least Squares (2SLS) Ridge & Weighted Regression***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**QUANDL: Stata module to obtain data from Quandl using the Quandl API***by*Felix Leung**SCOREGRP: Stata module to perform a score test for equality of parameters across groups of observations***by*Paulo Guimaraes**GEOCHART: Stata module to create interactive map web pages from Stata data***by*Sergiy Radyakin**SPMSTARDH: Stata module to Estimate (m-STAR) Spatial Multiparametric Spatio Temporal AutoRegressive Regression: Spatial Durbin Multiplicative Heteroscedasticity Cross Sections Models***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**SPREGSAR: Stata module to estimate Maximum Likelihood Estimation Spatial Lag Cross Sections Regression***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**KITCHENSINK: Stata module to return the model with the highest number of statistically significant predictors***by*Francisco (Paco) Perales**RASCHFIT: Stata module to implement the Raschfit algorithm defined by Hardouin and Mesbah (2004)***by*Jean-Benoit Hardouin**SF36FR: Stata module to compute the scores of the French versions of the SF36 questionnaire***by*Jean-Benoit Hardouin**LCMC: Stata module to estimate latent class missing covariate model for continous main response, ordinal covariate with missing values, and informative selection***by*Alfonso Miranda & Sophia Rabe-Hesketh**CMAXUSE: Stata module to access Cmax instructional datasets***by*Christopher F Baum**ASL_NORM: Stata module computing bootstrap Gaussianity tests***by*Maarten L. Buis**GGTAX: Stata module to identify the most suitable GG family model***by*Andres L Gonzalez Rangel**MATAMATRIX: Stata module to enable using Mata functions on Stata matrices***by*Timothy Mak**RCENTILE: Stata module to compute robust confidence intervals for percentiles***by*Roger Newson**HILDASETUP: Stata module to create a longitudinal dataset for the Household, Income and Labour Dynamics in Australia (HILDA) Survey***by*Francisco (Paco) Perales**STLDA: Stata module for Limiting Dilution Analysis (LDA)***by*Ignacio López de Ullibarri**MCMCCQREG: Stata module to perform simulation assisted estimation of censored quantile regression using adaptive Markov chain Monte Carlo***by*Matthew Baker**REPSAMPLE: Stata module to perform representative sampling from a population or theoretical distributions***by*Evangelos Kontopantelis**MRPROBIT: Stata module to estimate probit with Misclassification of the Dependent Variable***by*Nikolas Mittag**CONDDENS: Stata module to estimate a conditional density to correct for measurement error and missing values***by*Nikolas Mittag**CDDENS: Stata module to estimate a Density under Measurement Error using Auxiliary Information***by*Nikolas Mittag**CDREG: Stata module to estimate Linear Regression under Measurement Error using Auxiliary Information***by*Nikolas Mittag**RSOORT: Stata module to perform Oort's Structural Equations Modeling (SEM) based procedure to detect Response Shift***by*Jean-Benoit Hardouin**LABELLACKING: Stata module to report numeric variables with values lacking value labels***by*Nicholas J. Cox & Robert Picard**TMPM: Stata module to implement Trauma Mortality Prediction Model using AIS, ICD-9 or ICD-10 codes***by*Alan Cook**DOSERESPONSE2: Stata module to estimate generalized propensity score***by*Marco Ventura & Barbara Guardabascio**GPSCORE2: Stata module to estimate the parameters of the conditional distribution of the treatment via GLM***by*Marco Ventura & Barbara Guardabascio**SURVEYBIAS: Stata module to compute the B and B_w multinomial accuracy measures for polling bias***by*Kai Arzheimer**USE13: Stata module to import Stata 13 (*.dta) data into older versions of Stata***by*Sergiy Radyakin**ACTEST: Stata module to perform Cumby-Huizinga general test for autocorrelation in time series***by*Christopher F Baum & Mark E Schaffer**BOXPANEL: Stata module to produce box plots for panel data***by*Brent McSharry**POVTIME: Stata module to compute aggregate intertemporal poverty measures (poverty in a panel accounting for time)***by*Carlos Gradin**CLRBOUND: Stata module to perform estimation and inference on intersection bounds***by*Victor Chernozhukov & Wooyoung Kim & Sokbae Lee & Adam M. Rosen**TTAB: Stata module to produce formatted tables with t-test for two-groups mean-comparison***by*Federico Belotti**TIHTEST: Stata module to test for time invariant unobserved heterogeneity in GLMs for panel data***by*Federico Belotti**PSACALC: Stata module to calculate treatment effects or bounds under proportional selection of observables and unobservables***by*Emily Oster**VALIDLY: Stata module to correct Stata’s handling of missing values in logical and relational expressions***by*Kenneth Macdonald**LMADURMXT: Stata module to compute Panel Data Autocorrelation Dynamic Durbin m Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**LMNWHITEXT: Stata module to compute Panel Data Non Normality White Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**SPREGSAC: Stata module to estimate Maximum Likelihood Estimation AutoCorrelation (SAC) Cross Section Regression***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**SPMSTARDHXT: Stata module to estimate (m-STAR) Spatial Multiparametric Spatio Temporal AutoRegressive Regression: Spatial Durbin Multiplicative Heteroscedasticity Panel Models***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**SPTOBITMSTARDXT: Stata module to estimate Tobit (m-STAR) Spatial Multiparametric Spatio Temporal AutoRegressive Regression: Spatial Durbin Panel Models***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**WEAKIV: Stata module to perform weak-instrument-robust tests and confidence intervals for instrumental-variable (IV) estimation of linear, probit and tobit models***by*Keith Finlay & Leandro Magnusson & Mark E Schaffer**PROJECT: Stata module providing a set of tools to build and manage a Stata project***by*Robert Picard**COEFPLOT: Stata module to plot regression coefficients and other results***by*Ben Jann**DFSUMMARY: Stata module to compute the (Augmented) Dickey-Fuller unit-root test and reports a summary table for different lags***by*Maximo Sangiacomo**PYTHON: Stata module for using the Python language within Stata***by*James Fiedler**AVAR: Stata module to perform asymptotic covariance estimation for iid and non-iid data robust to heteroskedasticity, autocorrelation, 1- and 2-way clustering, and common cross-panel autocorrelated disturbances***by*Christopher F Baum & Mark E Schaffer**TWOFOLD: Stata module to perform multiple imputation using the two-fold fully conditional specification algorithm to impute missing values in longitudinal data***by*Cathy Welch**POWERSIM: Stata module for simulation-based power analysis for linear and generalized linear models***by*Joerg Luedicke**LMHHPXT: Stata module to compute Panel Data Heteroscedasticity Hall-Pagan Test***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**SPTOBITSARXT: Stata module to estimate Tobit MLE Spatial Lag Panel Regression***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**SPTOBITSDMXT: Stata module to estimate Tobit MLE Spatial Panel Durbin Regression***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**SPTOBITSEMXT: Stata module to estimate Tobit MLE Spatial Error Panel Regression***by*Emad Abd Elmessih Shehata & Sahra Khaleel A. Mickaiel**CHINAFIN: Stata module to retrieve Chinese listed firms' financial data***by*Xuan Zhang & Chuntao Li & Cheng Pan**RHSBSAMPLE: Stata module for repeated half-sample bootstrap sampling***by*Philippe Van Kerm**NORM: Stata module to normalize variables***by*Muhammad Rashid Ansari & Chiara Mussida**MEDCOUPLE: Stata module to compute medcouple measure of asymmetry and heaviness of the tails***by*Wouter Gelade & Vincenzo Verardi & Catherine Vermandele**SQN: Stata module to estimate Rousseeuw and Croux (1993) robust measure of dispersion***by*Wouter Gelade & Vincenzo Verardi & Catherine Vermandele**MHL: Stata module to compute Hodges and Lehman (1963) robust measure of location***by*Wouter Gelade & Vincenzo Verardi & Catherine Vermandele**ROBJB: Stata module to compute Brys et al. (2008) robust Jarque-Bera Normality test***by*Wouter Gelade & Vincenzo Verardi & Catherine Vermandele**SCHEME-MRC: Stata module to provide graphics scheme for UK Medical Research Council***by*Tim Morris