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Martin suggested
margeff, at(mean)
but why not calculate the AMEs? That's why one uses margeff, after all.
Or--
logit foreign price weight length
margins, dydx(_all) post
mat b = e(b)
mat V = e(V)
which will do the same thing as just plain -margeff- (Bartus, SSC).
Kit Baum | Boston College Economics & DIW Berlin | http://ideas.repec.org/e/pba1.html
An Introduction to Stata Programming | http://www.stata-press.com/books/isp.html
An Introduction to Modern Econometrics Using Stata | http://www.stata-press.com/books/imeus.html
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