st: Re: Can cross-sections be pooled

["Matthew C Mahutga" <mmahutga@uci.edu>]

Here is a good discussion of this:

http://www.indiana.edu/~statmath/stat/all/panel/panel8.html

Matthew
----- Original Message ----- 
From: "Anita Sayal" <anitasayal@yahoo.com>
To: <statalist@hsphsun2.harvard.edu>
Sent: Sunday, September 30, 2007 12:10 AM
Subject: st: Can cross-sections be pooled



> Dear Collegues,
>
>
> Can someone please tell me what command(s) may be used
> to TEST if  a panel, cohort of two  cross-sections
> (1997,2001) can be pooled?
>
> I am running three estimations in(cross-section,
> pooled and the first-difference)...Although pooled
> model tends to show better results, not sure
> pooling is valid.
>
> Thanks
> Anita
>
>
>
>
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