st: Robust option with panel estimations

From	Leonid Fedorov <lif1@cornell.edu>
To	statalist@hsphsun2.harvard.edu
Subject	st: Robust option with panel estimations
Date	Tue, 10 Jun 2003 16:08:42 -0400

Dear all,

Stata provides the option "robust" with reg and ivreg commands to use Huber-White estimator of variance
Is it possible to use the Huber-White estimator with panel data? xtreg and xtivreg do not have the "robust option"

Thank you,
Leonid

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