Instead of:
xtmixed vardep var_indep1 var_indep2 || u : var_indep2 , residuals (ar
1, t(year))
try:
xtmixed vardep var_indep1 var_indep2 || u : var_indep2 , residuals(ar
1, t(year))
Note the blank between -residuals- and the opening bracket.
Joerg
On Fri, Dec 21, 2012 at 7:07 AM, Carmen Blanco <blnco.mc@gmail.com> wrote:
> Dear statalist,
>
> I need your help.
> I have a panel data with ar 1.
> I estimate with the command xtmixed the following expression:
>
> xtmixed vardep var_indep1 var_indep2 || u : var_indep2 , residuals (ar
> 1, t(year))
>
> where u is the random error component
> and I want the random slope in the var_indep2
>
> Could someone tell me, please, why Stata reports me an error (invalid
> something: unmatched close parenthesis or bracket) in my expression?
>
> I appreciate it
>
> C.
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