st: biprobit with endogenous binary

[Marcello Pagano <pagano@hsph.harvard.edu>]

For Luca Tiberti:


> > Good Day!
> > I have a similar system of equations:
> >
> > y1=x1+x2
> > y2=y1+x3+x4
> >
> > where y1 and y2 are both binary variables and, in particular, y1 is in
> > y2 an endogenous regressor and y2 is the main outcome variable. My
> > question is whether biprobit is the right command to instrument y1. I
> > think yes, but I am not sure.
> >
> > Thank you very much,
> >
> > Luca
> >   
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