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Re: st: Sample selection in a special case

From   Maarten buis <[email protected]>
To   [email protected]
Subject   Re: st: Sample selection in a special case
Date   Tue, 15 Jan 2008 08:45:38 +0000 (GMT)

--- Carlos Gamero <[email protected]> wrote:
> We are estimating a logit model of childs' job satisfaction in a
> developing  country. We want to correct for selection bias in such 
> model, taking into account child' labor participation. As working and
> schooling decissions are correlated, we estimate a bivariate probit
> model as previous model. How can we integrate bivariate probit model
> in a correction of sample selection bias framework. How we can
> extract Mill's Ratio from that. Can we use Stata for that purpose?

Since you are using logit for childs' job satisfaction I am assuming
that job satisfaction is dichotomous (happy, not happy). In which case
you can use -heckprob-, which is a probit model with sample selection.
See -help heckprob-.

-- Maarten

Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands

visiting address:
Buitenveldertselaan 3 (Metropolitan), room Z434

+31 20 5986715

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