Stata: Data Analysis and Statistical Software
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: st: statistics in heckman
From
Christophe Kolodziejczyk <ck.statalist@gmail.com>
To
statalist@hsphsun2.harvard.edu
Subject
Re: st: statistics in heckman
Date
Fri, 29 Jul 2011 11:45:21 +0200
According to the manual /sigma should be the estimation of the
variance of the error term of the regression equation (see the manual
[R]Heckman p.648 for more detail)