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Re: st: Testing for effect modification in Stata


From   Maarten Buis <maartenlbuis@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Testing for effect modification in Stata
Date   Tue, 5 Mar 2013 16:15:32 +0100

On Tue, Mar 5, 2013 at 4:02 PM, Amal Khanolkar wrote:
> eststo: xi: regress Y  i.smoke ib3.magecat ib2.education i.famsit_new2 ib2.MBMI4 if multibirth==1 & ethnicity_bi2==1, vce (robust)

Nick and I have explained to you before that this is very wrong.
Please read our advice again:
<http://www.stata.com/statalist/archive/2013-02/msg00376.html>
<http://www.stata.com/statalist/archive/2013-02/msg00369.html>

-- Maarten

---------------------------------
Maarten L. Buis
WZB
Reichpietschufer 50
10785 Berlin
Germany

http://www.maartenbuis.nl
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