[Limdep Nlogit List] multivariate probit and selection
Mikołaj Czajkowski
miq at wne.uw.edu.pl
Fri Oct 16 21:22:14 EST 2009
Arulampalam, Wiji wrote:
> Dear All,
>
> Does anyone know of any published references to the following problem
> please? I would also like to know whether Limdep/Nlogit would able to
> handle the estimation. The problem is explained below with an example.
>
> In the first stage, individuals decide on whether to contribute to a
> charity or not. In the second stage, given yes, the individuals choose
> which charity to give. They can give to more than one charity. The
> problem I have is that the second stage is only defined for all those
> who chose to go down the route of a 'yes'. This means that if I used a
> multivariate probit for the second stage, what do I do with the
> probability attached to the outcome of zeros in all of the three
> probits?
>
> I hope you all can understand what I am trying to say here.
How about the nested logit model with 1 degenerated branch (no) and the
other branch (yes) including all the charity organizations?
Best regards,
--
Mikolaj Czajkowski
Warsaw Ecological Economics Center
University of Warsaw
http://www.woee.pl/
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