Did you tell us EXACTLY what you type?
I type -xtserial- (please cite that it's from SJ) and I get
varlist required
r(100);
which suggests the solution
Nicola
At 02.33 10/02/2008 -0500, "Koksal, Bulent" wrote:
>Dear Stata users,
>
>I estimate a fe panel model
>
>.xtreg y x1 x2, fe
>
>and everything works fine. then I want to test for correlation by
>
>.xtserial
>
>but I get
>
>no observations
>r(2000);
>
>Any suggestions?
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