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"Loncar, Dejan" <LoncarD@unaids.org>
Wed, 22 Feb 2012 15:10:01 +0100
Dear Stata members,
I run the code
xtreg, fe cluster(X)
est store fixed
xtreg, re cluster(X)
and I got message "Error - must have ivreg2/ivreg29/ivreg28 version
2.1.15 or greater installed"
I am not sure what this means!!
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