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Re: st: dprobit- marginal effects???


From   Richard Williams <Richard.A.Williams.5@ND.edu>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: dprobit- marginal effects???
Date   Thu, 17 May 2007 07:50:55 -0500

At 03:37 AM 5/17/2007, Maarten buis wrote:
--- carola.weiss@gmx.net wrote:
> I compute the marginal effects for my probit model by using dprobit.
> Now I have to interpret them. What is different from interpreting the
> normal results of probit? Why should I use marginal effects? Can
> anybody tell me how these marginal effects are estimated (formula or
> a reference).

A very good explanation of this issue can be found in:
J. Scott Long and Jeremy Freese (2006) "Regression Models for
Categorical Dependent Variables Using Stata", 2nd Edition. College
Station: Stata Press. http://www.stata.com/bookstore/regmodcdvs.html
Great book. Until you get it, you can look at my abridged version of their discussion:

http://www.nd.edu/~rwilliam/xsoc73994/l08.pdf


-------------------------------------------
Richard Williams, Notre Dame Dept of Sociology
OFFICE: (574)631-6668, (574)631-6463
HOME: (574)289-5227
EMAIL: Richard.A.Williams.5@ND.Edu
WWW: http://www.nd.edu/~rwilliam

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