This seems to be a case for -statsby-, see: -help statsby-
HTH,
Maarten
--- Bernhard Ganglmair <[email protected]> wrote:
> I am struggling with -by- and the -estimates- command. Hopefully
> somebody can give me a hint.
>
> I estimate a bivariate probit model for each value of the variable
> varname using clustered data, i.e. for various sub-populations
> defined
> by varname. The first approach that came into my mind was just
> running
> the biprobit with if varname==some value. The Stata manual on survey,
>
> however, tells me that I would incorrect variance estimates if I used
>
> -if-. It is suggested to use the by() or subpop() option. Since
> byprobit doesn't allow for by() or subpop() [version 8; no
> svybiprobit], I am running the following:
>
> by varname, sort: biprobit y1 y2 varlist, cluster(ea)
>
> For each value of varname I'd like to store the estimation results,
> -est store- however gives me only the results of the last value in
> varname.
>
-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands
visiting adress:
Buitenveldertselaan 3 (Metropolitan), room Z434
+31 20 5986715
http://home.fsw.vu.nl/m.buis/
-----------------------------------------
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