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st: RE: Frontier,stata 8 & stata 9
> -----Original Message-----
> From: [email protected] [mailto:owner-
> [email protected]] On Behalf Of Gauri Khanna
> Sent: Friday, June 09, 2006 4:57 AM
> To: [email protected]
> Subject: st: Frontier,stata 8 & stata 9
>
> 2. I am also running into convergence problems with my frontier
> iterations.
> I decided to assign a lower tolerance level of ltolerance(1e-4) which
> works
> in stata SE8.1 but refuses to converge when I use stata 9 in the office.
> I
> tried 1e-7 for stata 9 but it did not work either in stata 9. Does anyone
> have a solution to the convergence problem in stata 9?
>
Have you tried using the difficult option or changing the maximization
algorithm.
Scott
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