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Re: st: svy : heckman

From   Stas Kolenikov <>
Subject   Re: st: svy : heckman
Date   Fri, 30 Oct 2009 11:56:37 -0500

webuse nhanes2
svy: heckman weight height , select ( highbp = female black orace)
test [athrho]_cons

The regression is totally senseless, of course.

On 10/30/09, Nefer Liliana Olarte Rodriguez <> wrote:
> Im working with survey data [pweights].  I used the svy : heckman command for
>  correcting selectivity but i dont know if rho is statistically different from zero.
>  I know LR test cannot be applied when using weights but i don't know how to
>  implement any other test (Wald Test for example).

Stas Kolenikov, also found at
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