http://www.stata.com/support/faq ... ect-greater-than-1/
I am using a probit model, and margins says that my marginal effect is greater than 1. Can that be correct?
Title Marginal effects of probabilities greater than 1
Authors May Boggess, StataCorp
Kristin MacDonald, StataCorp
Date April 2004; updated July 2009
logit是同样的道理