I don't remember much about MIXED. But if you want a command similar to -xtregar- that works on unbalanced panels, you may turn to -xtgls-
nicola
P.S. Direct e-mails to my address will be filtered.
At 02.33 24/07/2008 -0400, you wrote:
>Dear all,
>
>I need to run in Stata a command similar to MIXED procedure in SAS.
>
>I have an unbalanced panel data set and when I run xtregar is stata it
>required tsset but I can�t tsset the data.
>
>Thanks in advance,
>
>
>In�s
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