v 4.2
d 'gtfpch': Technical Efficiency and Total Factor Productivity with Undesirable Outputs in Stata
d 
d Distribution-Date:   20211022
d 
F gtfpch.ado
F gtfpch.sthlp
F teddf.ado
F teddf.sthlp
F gtfpch.mata
F _get_version.ado
F _compile_mata.ado
F gtfpchcheckupdate.ado