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Re: st: marg effects & s.e. in tobit


From   John Bunge <jota.be@web.de>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: marg effects & s.e. in tobit
Date   Sun, 31 May 2009 00:40:53 +0200

no, i mean the unconditional expected value for y, not y*, which exists and is computed by dtobit2, which however does not report the standard errors of these coefficients



> -----Ursprüngliche Nachricht-----
> Von: "Maarten buis" <maartenbuis@yahoo.co.uk>
> Gesendet: 30.05.09 22:37:06
> An: statalist@hsphsun2.harvard.edu
> Betreff: Re: st: marg effects & s.e. in tobit


> 
> --- On Sat, 30/5/09, John Bunge wrote:
> > I'd like to compute the marg. effects and its standard
> > errors for the unconditional expect value in the tobit
> > model. I have problems with dprobit, and dprobit2 does not
> > provide the standard errors, or at leat it does not describe
> > how to obtain them in the help file.
> 
> You don't need any additional commands, tobit gives you 
> directly the marginal effects on the unconditional (=latent)
> dependent variable.
> 
> -- Maarten
> 
> -----------------------------------------
> Maarten L. Buis
> Institut fuer Soziologie
> Universitaet Tuebingen
> Wilhelmstrasse 36
> 72074 Tuebingen
> Germany
> 
> http://home.fsw.vu.nl/m.buis/
> -----------------------------------------
> 
> 
>       
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