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RE: st: RE: RE: Xtivreg2


From   "Max Steinhardt" <kosak@gmx.de>
To   statalist@hsphsun2.harvard.edu
Subject   RE: st: RE: RE: Xtivreg2
Date   Mon, 3 Apr 2006 14:59:26 +0200 (MEST)

- yes,in this reduced form equation are only 25 regressors.
-when i drop weights,i receive the same error message.
Max>


 --- Ursprüngliche Nachricht ---
> Von: "Schaffer, Mark E" <M.E.Schaffer@hw.ac.uk>
> An: <statalist@hsphsun2.harvard.edu>
> Betreff: RE: st: RE: RE: Xtivreg2
> Datum: Mon, 3 Apr 2006 13:51:48 +0100
> 
> Max,
> 
> That looks like it might be a bug.  Am I correct to think that there are
> only 25 regressors?
> 
> One other question - what happens if you omit the weight command?
> 
> --Mark
> 
> > -----Original Message-----
> > From: owner-statalist@hsphsun2.harvard.edu 
> > [mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of 
> > kosak@gmx.de
> > Sent: 03 April 2006 13:34
> > To: statalist@hsphsun2.harvard.edu
> > Subject: Re: st: RE: RE: Xtivreg2 
> > 
> > o.k.
> > 
> > the exact command is:
> > 
> > xtivreg2 wage  bild aerfahrung d_ajahr1- d_ajahr23 [aweight=weight],fe
> > i(region) t(ajahr) robust cluster (region)
> > 
> > wage: average wage per region
> > number of regions:72
> > number of observations:1900
> > error message:number of clusters must be greater than number 
> > of instruments
> > 
> > Best,
> > Max
> > 

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