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Re: st: question on xtfrontier command: Does STATA doautomaticlog transformation for cost or output


From   "Dev Vencappa" <[email protected]>
To   <[email protected]>
Subject   Re: st: question on xtfrontier command: Does STATA doautomaticlog transformation for cost or output
Date   Tue, 21 Dec 2004 14:50:52 +0000

>>
You have to do the log transform before running the frontier command. 

Dev


>>> [email protected] 12/21/04 2:41 pm >>>
Hello,
I have been working on  xtfrontier cost and production function in
STATA  and I have always first changed all the variables into log form
and then run the xtfrontier. 
Sabita
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