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Re: st: Probt: Marginal Effects Question


From   Fabrizio.Gilardi@iepi.unil.ch
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Probt: Marginal Effects Question
Date   Mon, 3 Nov 2003 10:37:00 CET

Hello,

Have a look at Tim Liao (1994), Interpreting probability models, QASS series, SAGE

Best regards,

Fabrizio


----Message d'origine----
>De: "Daniel" <methdunk@hotmail.com>
>A: <statalist@hsphsun2.harvard.edu>
>Sujet: st: Probt: Marginal Effects Question
>Date: Mon, 3 Nov 2003 19:12:23 +1100
>
>Dear All,
>
>I have a question on the interpretation of marginal effects calculated in
>Stata from running a probit.
>
>For example
>
>I have a marginal effect of 0.429 - what does this mean?
>Does this mean that for a 1 unit change in the independent variable, the
>probability of the dependent variable taking a value of 1 increases by
>42.9%? If so, I am unsure of what this 1 unit change is because some of my
>independent variables are scaled and less than 1.
>
>I would be greatful for any pointers
>
>Regards
>
>Daniel
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>
>

----------
Fabrizio Gilardi
Institut d'Etudes Politiques et Internationales
Université de Lausanne -- BFSH2
1015 Lausanne (Switzerland)

Bureau 5123
Phone +41 21 692 31 48
fabrizio.gilardi@iepi.unil.ch
http://wwwpeople.unil.ch/fabrizio.gilardi/


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