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st: white heteroscedasticity

From   Tolga Aksoy <>
Subject   st: white heteroscedasticity
Date   Fri, 28 Mar 2008 15:01:30 -0700 (PDT)

Hello, I try to get white heteroscedasticity standard
errors in my model. I know that "robust" command gives
homoscedastic standard errors. But what is the
difference between them? And mainly,  how can i get
white heteroscedasticity standard errors?

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