How can stata use xtreg, fe without knowing the time dimension?
-------- Original-Nachricht --------
> Datum: Thu, 8 Nov 2012 10:21:07 +0000
> Von: Nick Cox <njcoxstata@gmail.com>
> An: statalist@hsphsun2.harvard.edu
> Betreff: Re: st: AW: Question on xtreg and the FE option
> This is not correct. There is no rule that a time variable _must_ be
> specified.
>
> On Thu, Nov 8, 2012 at 10:11 AM, Justina Fischer <JAVFischer@gmx.de>
> wrote:
> > Hi Andrew
> >
> > when using xtset you have to specify both observational unit and time
> dimension at the same time.
> >
> > E.g. xtset country year
> >
> > or xtset id timeline
> >
> >
> > etc.
> >
> >
> > Best
> >
> > Justina
> *
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