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Re: st: no t-values in after regressing...


From   Maarten buis <maartenbuis@yahoo.co.uk>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: no t-values in after regressing...
Date   Tue, 14 Oct 2008 15:46:03 +0100 (BST)

--- Bastian Steingros <Steingros@gmx.de> wrote:
> Does anybody know that problem:
> 
> I have regressed a model by using the quartil regression command
> qreg.
> 
> But Stata did not display any t-values for the independent variables,
> only for the intercept.
> 
> Is this a error in Stata or are there statistical reasons I am not
> aware of.

This typically indicates that there is some problem in your model, for
example near perfect multicoliniarity between some of your regressors. 

Hope this helps,
Maarten


-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands

visiting address:
Buitenveldertselaan 3 (Metropolitan), room N515

+31 20 5986715

http://home.fsw.vu.nl/m.buis/
-----------------------------------------


      
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