Haiyong,
There has been a recent ongoing discussion about this on the statlist.
RE Robust in Stata 11 uses Cluster option as a default. Whereas in 10
you must specify cluster. Using version control allows you to get the
same result in 11 as 10.
-Steve
On Tue, Aug 25, 2009 at 5:51 PM, Xu, Haiyong<[email protected]> wrote:
> Hi,
> I was fitting the same model (xtreg, re robust) using the same dataset by STATA10 and STATA11. I got the same point estimation but with different SE and CI. Does STATA11 and STATA10 computes the CI in different way or I just made some error which I couldn't find?
>
> Thanks.
> Haiyong
>
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