Re: st: Marginal Effects

[Richard Williams <Richard.A.Williams.5@ND.edu>]

At 01:25 PM 10/19/2006, Michael.D.Wilson@frb.gov wrote:
> I am using Julian Fennema's dhurdle program for Stata and am running into
> a problem.  I am doing a Cragg model for saving habits of consumers.  The
> first hurdle is whether or not a consumer has savings and for those that
> do, i.e. =1, how much savings they have.  The model runs fine and
> converges after only a few iterations.  However, I need to compute the
> marginal effects for the results and this is where I run into problems.  I
> tried using -mfx- but I get an error message saying that
>
> "unrecognized command:  dhurd_p"
>
> Anyone familiar with this problem at all?  Im guessing it has something to
> do with the predictive nature of the model, hence the "_p", but Im not
> sure.  Can someone give me any advice in finding the marginal effects?
Where did you get it from?  -findit dhurdle- yields no matches, at 
least for me.  If you got it off of Fennema's own site, you might 
have to go back and get dhurd_p.ado as well.


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