--- Viktor Slavtchev <[email protected]> wrote:
> So the question would be, how to proceed when at least one of the
> responses is allowed to be 0, but the model is not really a model of
> competing alternatives (-mlogit-)?
You could have a look at this, which is basically an extension of
(Papke and Wooldridge 1996) to the multivariate case:
http://www.stata.com/statalist/archive/2007-05/msg00449.html
Hope this helps,
Maarten
Papke, Leslie E. and Jeffrey M. Wooldridge. 1996. `Econometric Methods
for Fractional Response Variables with an Application to 401(k) Plan
Participation Rates.' Journal of Applied Econometrics 11(6):619�632.
-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands
visiting address:
Buitenveldertselaan 3 (Metropolitan), room Z434
+31 20 5986715
http://home.fsw.vu.nl/m.buis/
-----------------------------------------
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