Statistical Software Components

from Boston College Department of Economics
Boston College, 140 Commonwealth Avenue, Chestnut Hill MA 02467 USA.
Contact information at EDIRC.
Series data maintained by Christopher F Baum ().

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SOEPUSE: Stata module providing easy SOEP access: Ulrich Kohler
SOMERSD: Stata module to calculate Kendall's tau-a, Somers' D and median differences: Roger Benedict Newson
SOREG: Stata module to implement the stereotype ordinal regression model: Mark Lunt
SORTLISTBY: Stata module to sort by random or by ancillary numlist: Ben Jann
SORTOBS: Stata module to sort observations according to a specified order: Julian Reif
SORTROWS: Stata program to perform sort within observation: Jeffrey Bernard Arnold
SPACES: Stata module to parse a file for delimiters: Jan Brogger
SPAGG: Stata module to create aggregate source or target contagion spatial effect variable for directed dyadic data: Eric Neumayer and Thomas Plümper
SPARL: Stata module to produce scatter plot and y-x regression line: Nicholas Cox
SPATDWM: Stata modules for US State and County spatial distance matrices: Yihua Yu
SPATIALRATS_1: RATS module to estimate a spatial linear regression: Eric Blankmeyer
SPAUTOC: Stata modules to calculate spatial autocorrelation (Moran and Geary measures): Nicholas Cox
SPDIR: Stata module to create directed dyad contagion spatial effect variable: Eric Neumayer and Thomas Plümper
SPEARMAN2: Stata module to calculate Spearman rank correlations, extended: Christopher Baum
SPEC_STAND: Stata module to create dataset of stratum-specific, unadjusted and standardized rates: Rosa Gini
SPELL: Stata module for identification of spells or runs of similar values: Nicholas Cox and Richard Goldstein
SPELLUTIL: Stata module of utilities for the manipulation of timespan data: Edwin Leuven
SPGRID: Stata module to generate two-dimensional grids for spatial data analysis: Maurizio Pisati
SPHDIST: Stata module to compute spherical distances: Bill Rising
SPIKEPLT: Stata module to generate spike plot showing fine structure of the data: Nicholas Cox and Tony Brady
SPINEPLOT: Stata module for spine plots for two-way categorical data: Nicholas Cox
SPKDE: Stata module to perform kernel estimation of density and intensity functions for two-dimensional spatial point patterns: Maurizio Pisati
SPLIT: Stata modules for splitting string variables into parts: Nicholas Cox
SPLITVALLABELS: Stata module to split up value labels for multi-line graph labelling: Nick Winter and Ben Jann
SPMAP: Stata module to visualize spatial data: Maurizio Pisati
SPMON: Stata module to create spatial effect variable for monadic data: Eric Neumayer and Thomas Plümper
SPSPC: Stata module to create specific source or target contagion spatial effect variable for directed dyadic data: Eric Neumayer and Thomas Plümper
SPSURV: Stata module to fit split population survival ('cure') model: Stephen Jenkins
SPUNDIR: Stata module to create directed dyad contagion spatial effect variable: Eric Neumayer and Thomas Plümper
SQ: Stata module for sequence analysis: Ulrich Kohler, Magdalena Luniak and Christian Brzinsky-Fay
SQR: Stata module to make graphs square, or any other shape: Nicholas Cox
SRATIO: Stata module to calculate ratio study statistics: Mamoun BenMamoun
SSAVGDENOIS: MATLAB function to denoise a time series: Shapour Mohammadi
SSCSUBMIT: Stata module -- some notes on SSC Archive use for Stata users: Christopher Baum
SSIZEBI: Stata module to calculate sample size and power for the comparison of two or more proportions: Abdel G. Babiker
SSKAPP: Stata module to compute sample size for the kappa-statistic measure of interrater agreement: Jan Brogger
SSLOPE: Stata module to calculate slope coefficients for regression interactions: Jeffrey S. Simons
SSM: Stata program to estimate endogenous switching and sample selection models for binary, count, and ordinal variables using ML: Alfonso Miranda and Sophia Rabe-Hesketh
SSSPLOT: Stata module to generate seasonal subseries plots: Nicholas Cox
STACK: Stata module to stack datasets: William Gould
STAK: Stata module to do simple reshapes or stacks: Thomas J Steichen
STAR-STGARCH: GAUSS modules to estimate STAR models with ST-GARCH errors: Stefan Lundbergh
STARJAS: Stata module to produce Arjas plot to check proportional hazards assumption: Enzo Coviello
STATA2PAJEK: Stata module to export data to Pajek.net format: Gabriel Rossman
STATSBYFAST: Stata module to efficiently compute statistics for by-group: Michael Blasnik
STATSMAT: Stata module to place descriptive statistics in matrix: Nicholas Cox and Christopher Baum
STATUTILITIES: Mathematica package of statistical utilities: David A. Belsley
STBGET: Stata module to get packages from Stata Technical Bulletin: Nicholas Cox
STBTCALC: Stata module to calculate time-varying regression coefficients in Cox PH models: Patrick Royston and Peter Sasieni
STCASCOH: Stata module to create dataset suitable for case-cohort analysis: Enzo Coviello