SSC Stata modules
created or revised 2020-06-04 to 2020-07-04

FIXEDRHO  module to estimate treatment and selection models with fixed rho
Authors: Jonathan Cook      Req: Stata version 11 
Created: 2020-07-04
 

UNDERID  module producing postestimation tests of under- and over-identification after linear IV estimation
Authors: Mark E Schaffer  Frank Windmeijer      Req: Stata version 13.1 and ranktest from SSC (q.v.)
Created: 2020-07-03
 

TRANSPLOT  module producing plots for trying out transformations
Authors: Nicholas J. Cox      Req: Stata version 8
Created: 2020-07-03
 

POWERMAP  module to create power heat maps for experimental design using multiple periods
Authors:  Cristhian Pulido      Req: Stata version 13 and heatplot, palettes, colrspace from SSC (q.v.)
Revised: 2020-07-04
 

GRVAR  module to apply a non-constant growth rate to a variable
Authors: Daniel Pailañir Vargas      Req: Stata version 13
Created: 2020-06-28
 

RWRMED  module for performing causal mediation analysis using regression-with-residuals
Authors: Ariel Linden      Req: Stata version 14
Created: 2020-06-27
 

RPAXIOMS  module to test and evaluate axioms of revealed preferences
Authors: Marcos Demetry  Per Hjertstrand  Matthew Polisson      Req: Stata version 15
Created: 2020-06-11
 

FIND_INDEX  module to determine the index (observation number) of an observation that satisfies a specified condition
Authors: David Kantor      Req: Stata version 14
Created: 2020-06-11
 

CV_KFOLD  module to implement k-fold cross-validation procedures
Authors: Fernando Rios-Avila      Req: Stata version 14
Created: 2020-06-11
 

IVCRC  module to implement the instrumental variables correlated random coefficients estimator 
Authors: David Benson  Matt Masten  Alexander Torgovitsky      Req: Stata version 8
Created: 2020-06-11
 

ROSALI  module to detect of response shift at item-level between two times of measurement
Authors: Myriam Blanchin   Priscilla Brisson      Req: Stata version 15
Created: 2020-06-09
 

METADTA  module to perform fixed- and random-effects meta-analysis and meta-regression of diagnostic accuracy studies
Authors: Victoria Nyawira Nyaga      Req: Stata version 14
Revised: 2020-07-02
 

XLINCOM  module to estimate multiple linear combinations of parameters
Authors: Wouter Wakker      Req: Stata version 8
Revised: 2020-06-28
 

RELDIST  module for relative distribution analysis
Authors: Ben Jann      Req: Stata version 12, moremata, kmatch and kdens from SSC (q.v.)
Revised: 2020-06-06
 

EPIMODELS  module to implement epidemiological models and simulations
Authors: Sergiy Radyakin  Paolo Verme      Req: Stata version 16
Revised: 2020-06-18
 

MAP  module to map string variables using an external dictionary file
Authors: Daniel Alves Fernandes      Req: Stata version 16 
Revised: 2020-06-05
 

MMQREG  module to estimate quantile regressions via Method of Moments
Authors: Fernando Rios-Avila      Req: Stata version 13 and hdfe, ftools from SSC (q.v.)
Revised: 2020-06-11
 

METAFRAG  module to compute the fragility index for meta-analysis
Authors: Ariel Linden      Req: Stata version 16
Revised: 2020-07-04
 

XTOOS  module for evaluating the out-of-sample prediction performance of panel-data models
Authors: Alfonso Ugarte Ruiz      Req: Stata version 13
Revised: 2020-06-09
 

KOBO2STATA  module to create labelled Stata datasets from KoboToolbox
Authors:  Felix Schmieding      Req: Stata version 14
Revised: 2020-06-16
 

DID_MULTIPLEGT  module to estimate sharp Difference-in-Difference designs with multiple groups and periods
Authors:  Clément de Chaisemartin    Xavier D'Haultfoeuille   Yannick Guyonvarch      Req: Stata version 13.1 and fuzzydid from SSC (q.v.)
Revised: 2020-06-05
 

RFOREST  module to implement Random Forest algorithm
Authors: Rosie Yuyan Zou  Matthias Schonlau      Req: Stata version 15
Revised: 2020-06-28
 

COLRSPACE  module providing a class-based color management system in Mata
Authors: Ben Jann      Req: Stata version 14.2 
Revised: 2020-06-06
 

EDM  module to implement empirical dynamic modeling
Authors:   Jinjing Li   Michael Zyphur   George Sugihara      Req: Stata version 14
Revised: 2020-06-18
 

RIF  module to compute Recentered Influence Functions (RIF): RIF-Regression and RIF-Decomposition
Authors:  Fernando Rios-Avila      Req: Stata version 12 and oaxaca, reghdfe from SSC Archive (q.v.)
Revised: 2020-06-11
 

ELABEL  module to extend the label commands
Authors: Daniel Klein      Req: Stata version 11.2
Revised: 2020-06-18
 

DBNOMICS  module for DB.nomics, the world's economic database
Authors:  Simone Signore      Req: Stata version 14, libjson and moss from SSC (q.v.)
Revised: 2020-06-18
 

BOOST  module to perform boosted regression
Authors: Matthias Schonlau      Req: Stata version 8.1
Revised: 2020-06-06
 

SUMMTAB  module to compute summary statistics overall and/or across levels of a categorical variable 
Authors: John A. Gallis      Req: Stata version 15
Revised: 2020-06-13
 

CV_REGRESS  module to estimate the leave-one-out error for linear regression models
Authors: Fernando Rios-Avila      Req: Stata version 7
Revised: 2020-06-11
 

NPSYNTH  module to implement Nonparametric Synthetic Control Method
Authors: Giovanni Cerulli      Req: Stata version 15, moremata and mahapick from SSC (q.v.)
Revised: 2020-06-23
 

XTCD2  module to test for weak cross sectional dependence
Authors: Jan Ditzen      Req: Stata version 10
Revised: 2020-06-26
 

SCHEME-MRC  module to provide graphics scheme for UK Medical Research Council
Authors: Tim Morris      Req: Stata version 10
Revised: 2020-06-26
 

IVREG2H  module to perform instrumental variables estimation using heteroskedasticity-based instruments
Authors: Christopher F Baum  Mark E Schaffer      Req: Stata version 9 and ivreg2, ranktest from SSC
Revised: 2020-06-26
 

STNET  module to calculate net survival
Authors: Enzo Coviello  Paul Dickman  Karri Seppa  Arun Pokhrel      Req: Stata version 11
Revised: 2020-06-16
 

MAKEHLP  module to automatically create a help file
Authors: Adrian Mander      Req: Stata version 12
Revised: 2020-06-09
 

WBOPENDATA  module to access World Bank databases
Authors: Joao Pedro Azevedo      Req: Stata version 9
Revised: 2020-07-02
 

RANKTEST  module to test the rank of a matrix 
Authors: Frank Kleibergen  Mark E Schaffer  Frank Windmeijer      Req: Stata version 12 (version 9.2 for ranktest9, version 11 for ranktest11)
Revised: 2020-06-27
 

NJC_STUFF  module documenting Stata programs and help files by Nicholas J. Cox  
Authors: Nicholas J. Cox      Req: Stata version 7
Revised: 2020-07-02
 

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, ranktest from SSC
Revised: 2020-06-26
 

IVREG2  module for extended instrumental variables/2SLS and GMM estimation
Authors: Christopher F Baum  Mark E Schaffer  Steven Stillman      Req: Stata version 11.2 and ranktest from SSC
Revised: 2020-06-26
 

SLIST  module to "smart list" variables in compact format
Authors: Svend Juul  Jens M. Lauritsen  John Luke Gallup      Req: Stata version 11 
Revised: 2020-06-06
 

SWBLOCK  module to perform parsimonious model selection in haplotype analysis
Authors: Adrian Mander      Req: Stata version 8.0
Revised: 2020-06-18
 

TAB_CHI  modules for tabulation of multiple variables in Stata 8.2 or better
Authors: Nicholas J. Cox      Req: Stata version 8.2 (7.0 for tabm, 6.0 for chitest6, chitesti6, tabchi, tabchii, tabsort, tabsplit)
Revised: 2020-06-22
 

End of recent additions and updates