Doesn't the FAQ "Why isn't the calculation of R2 the same for areg and xtreg, fe?" provide a satisfactory answer?
Nicola
At 02.33 29/05/2007 -0400, "Herve STOLOWY" wrote:
>Dear Statalisters:
>
>There was a recent exchange of mails (http://www.stata.com/statalist/archiv=
>e/2007-02/msg00617.html) concerning the difference between the adjusted R-square obtained with -ar=
>eg- and the overal r-square obtained with -xtreg-.
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