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Re: st: margin and conformability error after constrained mlogit


From   "Tamas Bartus (tbartus)" <tamas.bartus@bkae.hu>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: margin and conformability error after constrained mlogit
Date   Fri, 28 May 2004 08:57:33 +0200

Adrian Gonzalez-Gonzalez <gonzalez-gonzale.1@osu.edu> asks:
 
> I am constraining the coefficients of some explanatory variables 
> to be zero
> in a Multinomial model.  After that, when I use margin I get the 
> followingerror (program below):
>        	conformability error
>        	r(503);
> 
> Margin works fine without the constraint option in mlogit. I want 
> to know if there is any way to overcome this problem with margin.  

As the author of margin, I have no idea what went wrong.
I think you are the first who encountered this problem.

Could you send me a log file to have a look at it?
The log file should include the complete mlogit output.

Tamas
 
------------------------------------------------

Tamas Bartus, PhD
Associate Professor, Department of Sociology and Social Policy
Budapest University of Economic Sciences and Public Administration
1093 Budapest, Fovam ter 8.
Phone: +36-1-217-51-72        Fax:   +36-1-217-44-82
Homepage: http://www.bke.hu/bartus



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