Re: st: RE: Areg, absorb

[emanuele mazzini <madsoenistata@gmail.com>]

I tried that but doesn't really work. Curiously, Stata reports
insufficient observations. That's kind of strange, however.

2011/4/11 Jan Bryla <JBR@finansraadet.dk>:
> Would it not be possible for you to first generate group id's based on country1 country2 and year, and then use -areg- to control for each group? I think that would capture the desired effects.
>
> In that case it would be something like:
>
> Egen id=group(country1 country2 year)
> Areg ..., abs(id)
>
> /Jan Bryla
>
>
> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of emanuele mazzini
> Sent: 11. april 2011 13:33
> To: statalist@hsphsun2.harvard.edu
> Subject: st: Areg, absorb
>
> Dear all Stata users,
>
> I am trying to work out a regression with panel data in which I have
> to control for country1, country2 and year.
> I tried to ran a regression after creating a dummy for all three of
> them and obviously in the result Stata reports the estimates of all
> the dummies I created which I do not want to show in the output of the
> regression. I tried to get the same result with the command: areg...,
> absorb(varname)  but the point is that areg does not allow me to
> include more than one variable, and in this case I would need three.
> Hence, my brief question is: is there a way to include in the
> regression the fixed effects for country1, country2 and year without
> Stata showing all the coefficients of the dummies I create?
>
> Thanks to all of you in advance,
> Regards,
> Emanuele.
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