SSC Stata modules
created or revised 2014-12-28 to 2015-01-28

GINIREG  module for Gini regression

Authors: Mark E Schaffer      Req: Stata version 10.1

Created: 2015-01-28
 

PERCAT  module to perform percentile-based categorisation

Authors: Mehmet Mehmetoglu      Req: Stata version 13.1

Created: 2015-01-25
 

DIVCAT  module to calculate five measures of diversity for multiple categories

Authors: Dirk Enzmann      Req: Stata version 11.1

Created: 2015-01-24
 

IVREG210  module for extended instrumental variables/2SLS and GMM estimation (v10)

Authors: Christopher F Baum  Mark E Schaffer  Steven Stillman      Req: Stata version 10.1 

Revised: 2015-01-19
 

PAGETREND  module to  perform Page's L trend test for ordered alternatives

Authors: Hong Il Yoo      Req: Stata version 11 and rowranks (search rowranks)

Created: 2015-01-18
 

EXTREME  module to fit models used in univariate extreme value theory

Authors: David Roodman      Req: Stata version 11

Revised: 2015-01-24
 

REGCOEF  module to compute coefficients for quantifying relative importance of predictors

Authors: Mehmet Mehmetoglu      Req: Stata version 13.1

Created: 2015-01-15
 

PSIDTOOLS  module to facilitate access to Panel Study of Income Dynamics (PSID) 

Authors: Ulrich Kohler      Req: Stata version 13

Created: 2015-01-15
 

OVERFIT  module to calculate shrinkage statistics to measure overfitting as well as out- and in-sample predictive bias

Authors: Marcel Bilger      Req: Stata version 10

Revised: 2015-01-23
 

STGIT  module to retrieve information about a Git repository

Authors: Matthew White      Req: Stata version 9.2 (13.1 for full functionality), statajava from SSC, and JGit (https://eclipse.org/jgit/download/)

Created: 2014-12-31
 

STATAJAVA  module to provide Java library of helper classes for Stata plug-ins

Authors: Matthew White      Req: Stata version 9.2

Created: 2014-12-31
 

ADDPLOT  module to add twoway plot objects to an existing twoway graph

Authors: Ben Jann      Req: Stata version 9

Revised: 2015-01-28
 

SWITCHOPROBITSIM  module to estimate a switching regression for a binary endogenous treatment and ordered outcome using a latent factor structure

Authors: Christian Gregory      Req: Stata version 10

Revised: 2015-01-18
 

SWITCH_OPROBIT  module to  estimate a switching regression for a binary endogenous treatment and ordered outcome

Authors: Christian Gregory      Req: Stata version 10

Revised: 2015-01-18
 

TREATOPROBITSIM  module to estimate a treatment effects model for a binary endogenous outcome and ordered outcome using a latent factor structure

Authors: Christian Gregory      Req: Stata version 10

Revised: 2015-01-18
 

PPSCHROMY  module to draw sample with probability proportionate to size, using Chromy's method of sequential random sampling

Authors: Jonathan Mendelson      Req: Stata version 12.1

Revised: 2014-12-28
 

CQUAD  module to perform conditional maximum likelihood estimation of quadratic exponential models

Authors: Francesco Bartolucci      Req: Stata version 11

Revised: 2015-01-15
 

XTCIPS  module to compute Pesaran Panel Unit Root Test in the Presence of Cross-section Dependence 

Authors: Maximo Sangiacomo      Req: Stata version 9

Revised: 2014-12-31
 

XTCSI  module to investigate Residual Cross-Section Independence 

Authors: Maximo Sangiacomo      Req: Stata version 9

Revised: 2015-01-12
 

MYCD10  module to process ICD-10 diagnosis and procedure codes

Authors: Joe Canner      Req: Stata version 9

Revised: 2015-01-15
 

TREATOPROBIT  module to estimate a treatment effects model for a binary endogenous treatment on an ordered outcome

Authors: Christian Gregory      Req: Stata version 10

Revised: 2015-01-18
 

MIMRGNS  module to run margins after mi estimate

Authors: Daniel Klein      Req: Stata version 11.2

Revised: 2015-01-28
 

KRIPPALPHA  module to compute Krippendorff's alpha intercoder reliability coefficient

Authors: Alexander Staudt  Mona Krewel      Req: Stata version 11.2

Revised: 2015-01-24
 

HOLSTI  module to compute Holsti intercoder reliability coefficients

Authors: Alexander Staudt  Mona Krewel  Julia Partheymüller      Req: Stata version 13

Revised: 2015-01-15
 

WEAKIVTEST  module to perform weak instrument test for a single endogenous regressor in TSLS and LIML 

Authors:  Carolin E. Pflueger  Su Wang      Req: Stata version 10 and avar from SSC (q.v.)

Revised: 2014-12-31
 

AVAR  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

Authors: Christopher F Baum  Mark E Schaffer      Req: Stata version 11.2 (version 9.2 for avar9)

Revised: 2015-01-24
 

WEAKIV  module to perform weak-instrument-robust tests and confidence intervals for instrumental-variable (IV) estimation of linear, probit and tobit models

Authors: Keith Finlay  Leandro Magnusson  Mark E Schaffer      Req: Stata version 11 and avar from SSC (q.v.)

Revised: 2015-01-19
 

ACTEST  module to perform Cumby-Huizinga general test for autocorrelation in time series

Authors: Christopher F Baum  Mark E Schaffer      Req: Stata version 11.2 (version 9.2 for actest9)

Revised: 2015-01-24
 

BAYESMIXEDLOGIT  module to perform Bayesian estimation of mixed logit models

Authors: Matthew Baker      Req: Stata version 11.2, the amcmc package from SSC and Jann's moremata package from SSC (q.v.)

Revised: 2015-01-19
 

IVREG2H  module to perform instrumental variables estimation using heteroskedasticity-based instruments

Authors: Christopher F Baum  Mark E Schaffer      Req: Stata version 8.2 and ivreg2 (or ivreg29 or ivreg28) and ranktest from SSC

Revised: 2015-01-18
 

SHAPLEY2  module to compute additive decomposition of estimation statistics by regressors or groups of regressors

Authors: Florian Chavez Juarez      Req: Stata version 9.2

Revised: 2015-01-24
 

CCMATCH  module to match cases and controls using specified  variables

Authors: Daniel E. Cook      Req: Stata version 11

Revised: 2015-01-27
 

PSIDUSE  module providing easy PSID access

Authors: Ulrich Kohler      Req: Stata version 10

Revised: 2015-01-15
 

RANKTEST  module to test the rank of a matrix using the Kleibergen-Paap rk statistic

Authors: Frank Kleibergen  Mark E Schaffer      Req: Stata version 11.2 (version 9.2 for ranktest9)

Revised: 2015-01-24
 

TUPLES  module for selecting all possible tuples from a list 

Authors: Joseph N. Luchman  Nicholas J. Cox      Req: Stata version 8 (with nomata option) or Stata version 10

Revised: 2015-01-18
 

XTIVREG2  module to perform extended IV/2SLS, GMM and AC/HAC, LIML and k-class regression for panel data models

Authors: Mark E Schaffer      Req: Stata version 8.2 and ((ivreg2 | ivreg29) + ranktest) or ivreg28 from SSC

Revised: 2015-01-19
 

TABOUT  module to export publication quality cross-tabulations

Authors: Ian Watson      Req: Stata version 9.2

Revised: 2015-01-12
 

PSMATCH2  module to perform full Mahalanobis and propensity score matching, common support graphing, and covariate imbalance testing

Authors: Edwin Leuven  Barbara Sianesi      Req: Stata version 11

Revised: 2015-01-19
 

IVREG29  module for extended instrumental variables/2SLS and GMM estimation (v9)

Authors: Christopher F Baum  Mark E Schaffer  Steven Stillman      Req: Stata version 9.2 

Revised: 2015-01-19
 

INEQDECO  module to calculate inequality indices with decomposition by subgroup

Authors: Stephen P. Jenkins      Req: Stata version 8.2 (5.0 for ineqdeco5)

Revised: 2015-01-22
 

INEQDEC0  module to calculate inequality indices with decomposition by subgroup

Authors: Stephen P. Jenkins      Req: Stata version 8.2 (5.0 for ineqdeco5)

Revised: 2015-01-22
 

End of recent additions and updates