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Re: st: xtivreg2 vs xtreg


From   mai7777 <mai7777@gmail.com>
To   statalist <statalist@hsphsun2.harvard.edu>
Subject   Re: st: xtivreg2 vs xtreg
Date   Sun, 17 Jun 2012 15:52:37 +0200

I forgot to mention, my panel is unbalanced. Not sure if it makes a
difference. In such a case which command handles unbalanced panels
better, xtivreg2 or xtreg
Many thanks!

On Sun, Jun 17, 2012 at 3:41 PM, mai7777 <mai7777@gmail.com> wrote:
> Hi,
> My understanding is that absent endogenous variables and singletons,
> xtivreg2 & xtreg should give identical results. Yet, I get different
> std. errors and as a result t-stats,  (coefficients are identical).
> Both regs are using the same exact number of observations. Including
> the "small" option for xtivreg does not make a difference.
>
> Why?
> Thanks!
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