Re: st: Computing predicted probabilities in multi-level model (xtmelogit)

["Michael.Stuetzer" <Michael.Stuetzer@uni-jena.de>]

Hi Phil,

you understood the model correctly and many thanks for the hints.

Michael

Philip Ender schrieb:
> "Michael.Stuetzer" <Michael.Stuetzer@uni-jena.de> had a question on
> computing predicted probabilities from -xtmelogit-.  In particular, he
> had a question on how to handle an interaction term in the model.
> First off, the method he selected from the ATS Stat Consulting FAQ
> page,
>
> http://www.ats.ucla.edu/stat/stata/faq/xtmelogit_prob.htm
>
> is meant to produce predicted probabilities that include both fixed
> and random effects.  If the predicted probabilities using just the
> fixed portion of the model are acceptable then the process is much
> easier using -margins- with the predict(mu fixedonly).
>
> If I understand things correctly, the variable,
> int_ownmge_bipwachstum, is the interaction of the categorical
> variable, Zownmge, and the continuous variable, Zbipwachstum_l1t5.  To
> get the correct probabilities the interaction term needs to change
> when Zownmge changes.  When Zownmge equals zero the interaction should
> also equal zero.  When Zownmge equals one the interaction value equals
> Zbipwachstum_l1t5.
>
> So hopefully I understand your model correctly.
>
> Phil
>   


--


Dipl.-Vw. Michael Stützer
Thüringer Gründer Studie/
Lehrstuhl für Mikroökonomik
Friedrich-Schiller-Universität Jena
Carl-Zeiß-Str. 3
D-07743 Jena

Tel.: +49 03641 943207
Fax.: +49 03641 943202

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