xtline was added in an update to Stata 8.1 on 12 September 2003.
If you do not have it, and are using Stata 8 or later, update by typing -update query- and following the instructions.
David
-----Original Message-----
From: Phil Alves [mailto:[email protected]]
Sent: 13 May 2005 12:59
To: [email protected]
Subject: Re: st: RE: Residuals after panel estimation
Would that it were so simple! No xtline isn't a command or and ado
file or anything.
But thanks.
On 13/05/05, [email protected]
<[email protected]> wrote:
> probably xtline will help?
> anna
>
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Phil Alves
> Sent: 13 May 2005 13:51
> To: [email protected]
> Subject: st: Residuals after panel estimation
>
> Hi,
>
> I'm wondering if there's a way of analysing graphically the residuals of a
> panel regression (using xtreg or the xi: prefix). I'm doing some FE
> estimations at the moment, and I want to draw some simple line graphs over
> time of the residuals (and the fitted values). My data has
> T>N, and I have concerns about non-stationarity, so this sort of
> procedure is entirely necessary and/or useful.
>
> However, I am only able to get legible graphs if I tell stata to plot the
> residuals by each N. If I don't tell stata to treat each N separately the
> graph is a right mess, because it draws a line for each N, and connect the
> end of the first to the beginning of the second etc. What I want is a set one
> set of residuals, not N sets, and one set of yhats.
>
> Does anyone know what I'm talking about, and can they help?
>
> Thanks
> Phil
>
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