This page contains a GAUSS simulation program and a couple of STATA programs for OLS with propensity-score residual (Biometrika 2018).
Stata Data
OLS-PSR Stata simulation file
Weighted OLS-PSR Stata simulation file
OLS-PSR and Weighted OLS-PSR Stata data exercise
OLS-PSR and Weighted OLS-PSR GAUSS simulation file