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Re: st: GMM-xtabond
From 
 
Muhammad Anees <[email protected]> 
To 
 
[email protected] 
Subject 
 
Re: st: GMM-xtabond 
Date 
 
Tue, 20 Dec 2011 22:24:45 +0500 
reading the thread from
http://www.stata.com/statalist/archive/2011-06/msg00251.html will help
you may be.
Best
Anees
On Tue, Dec 20, 2011 at 10:18 PM, Kifle Wondemu <[email protected]> wrote:
> Dear statalist
> I am estimating GMM-xtabond. I wanted to include regional dummies (AP
> LAC  SSA MENA) and the model is fitted as follows:
> xtabond2 gdp l(0/2).(lopen lpop linfl lgrants lM2 linv ldfct lttlexp
> ltxrev) diffvars(AP LAC  SSA), lags(2) noconstant
> But I keep on getting error message "factor variables not allowed"
> can someone please help?
> Thanks
> Kifle Asfaw
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-- 
Best
---------------------------
Muhammad Anees
Assistant Professor/Programme Coordinator
COMSATS Institute of Information Technology
Attock 43600, Pakistan
http://www.aneconomist.com
*
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*   http://www.ats.ucla.edu/stat/stata/