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Re: st: Question About Margeff with nbreg


From   "Dr. Bartus" <[email protected]>
To   [email protected]
Subject   Re: st: Question About Margeff with nbreg
Date   Wed, 23 Mar 2011 10:56:16 +0100

Dear Brent,

Before examining the disparity between nbreg and margeff results,
please make sure that margeff, on the one hand, and margins or mfx,
on the other hand, produce the same results.

Since the appearance of the margins command, margeff is not maintained.

Tamas

On 11/03/20, Brent Gibbons  <[email protected]> wrote:
> 
> I ran an nbreg, using the mean dispersion option, with 2 r.h.s.
> variables plus the intercept (no offset variable). I got highly
> significant coefficient estimates, but the p-values for the
> corresponding margeff estimates (of ave. marginal effects over the
> sample) were MUCH higher and the confidence intervals for these
> margeff estimates were very large.
> 
> What might cause this disparity between the results for the
> coefficient estimates and the results for the margeff estimates?
> 
> Brent Gibbons
> *
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> 

-- 
------------------------------------------------

Tamas Bartus, PhD
Associate Professor, Institute of Sociology and Social Policy
Corvinus University, Budapest 
1093 Budapest, Közraktár utca 4-6.
Phone:  +36-1-482-7301         
Fax:      +36-1-482-7348
Homepage: http://web.uni-corvinus.hu/bartus

*
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