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Re: st: bys var: regression and predict??


From   Maarten buis <maartenbuis@yahoo.co.uk>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: bys var: regression and predict??
Date   Mon, 4 Apr 2011 21:01:58 +0100 (BST)

--- On Mon, 4/4/11, D-Ta wrote:
> given that i am controlling for a lot of other covariates
> (many dummies and interactions as well) this will be a
> lot of code. 

This can become (a lot) easier if you work with the factor 
variable notation for the dummies and interactions. For
example, compare the code for Stata 11 and Stata 10:
<http://www.maartenbuis.nl/publications/inter_quadr.html>

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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