Showing posts with label hetprob. Show all posts
Showing posts with label hetprob. Show all posts

Thursday, June 11, 2009

Marginal Effects with Heteroskedastic Probit Models

Obtaining marginal effects after running Stata's hetprob command can be very slow, a much quicker approach is the user written command mehetprob, by Thomas Cornelissen. Results are the same as with mfx, however mehetprob saves over 10 minutes for large datasets with Stata 9, and hours with Stata 8.