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Re: st: bootstrap replications Oaxaca nldecompose


From   Maarten buis <maartenbuis@yahoo.co.uk>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: bootstrap replications Oaxaca nldecompose
Date   Wed, 18 Nov 2009 05:15:53 -0800 (PST)

--- On Wed, 18/11/09, C.Hernandez-Quevedo@lse.ac.uk wrote:
> I am running a non linear Oaxaca decomposition using the
> command "nldecompose" in Stata 10. I would like to
> compute standard errors and I am using the bootstrap
> option for that purpose, but I am getting a different
> number of replications (and slightly different standard
> errors) every time I run the model. I always specify 100
> reps. 

This suggests that the underlying non-linear model did not
converge in all of your bootstrap samples. This can, for 
example, happen in case of a -logit- when your explanatory
variables perfectly predict an outcome in some bootstrap
samples.

Hope this helps,
Maarten

--------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany

http://www.maartenbuis.nl
--------------------------


      

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