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st: RE: help with xtserial


From   Nick Cox <n.j.cox@durham.ac.uk>
To   statalist@hsphsun2.harvard.edu
Subject   st: RE: help with xtserial
Date   Fri, 27 Jun 2008 14:08:33 +0100

Perhaps some variable that should be numeric is string. -describe- to
get variable types. 

Nick
n.j.cox@durham.ac.uk 

Erik Lakomaa


I have a problem using the Xtseial test for autocorrelation.

I have a panel data model and the xtreg command works 

tsset city year
*xtset 

xtreg a b c d, fe

xtserial a b c d


That gives 

"no observations
r(2000);"


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