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Re: st: Univariate regression with dep. var. censored at different points (duration?)


From   Maarten buis <[email protected]>
To   [email protected]
Subject   Re: st: Univariate regression with dep. var. censored at different points (duration?)
Date   Wed, 6 Jun 2007 20:31:47 +0100 (BST)

I answered a similar question some time ago:
http://www.stata.com/statalist/archive/2006-04/msg00784.html

Hope this helps,
Maarten

--- Stata List <[email protected]> wrote:

> Dear All,
> 
> I would like to estimate the relationship between parents  and
> children's years of education:
> 
> EduChild=a+b*EduParent
> 
> I only have data for children up to 19 years old, so some of them
> will
> go on studying, so the b coefficient will be biased (at least it will
> be if I want to infer the population's beta from this subset of the
> population). The dependent variable is thus "censored" for some
> observations - for those I know that are still at school when they
> are
> observed.
> 
> Is there a way to estimate some form of Tobit model in Stata, where I
> can specify different censoring points for each observation and
> obtain
> the parameter b? Is it more convenient to attempt the estimation of b
> by OLS?
> 
> Thanks in advance
> 
> AC
> *
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> 


-----------------------------------------
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

http://home.fsw.vu.nl/m.buis/
-----------------------------------------


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