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Re: st: During simulations, what to do if the regression-based model does not converge?


From   brendan.halpin@ul.ie (Brendan Halpin)
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: During simulations, what to do if the regression-based model does not converge?
Date   Wed, 20 Jun 2012 10:11:16 +0100

On Tue, Jun 19 2012, Tiago V. Pereira wrote:

> The most intuitive algorithm would be
>
> if [mvmeta b V, reml takes too much time to run] {
>
> break
>
> and continue as
>
> mvmeta b V, mm
> }

Try:

. mvmeta b V, reml iterate(100)
. if e(converged)==0 {
.   di in red "NO CONVERGENCE, fitting method of moments model"
.   mvmeta b V, mm
. }

This assumes mvmeta takes the standard iterate() option and returns
e(converged), which is the normal Stata practice. 

Brendan
-- 
Brendan Halpin,   Department of Sociology,   University of Limerick,   Ireland
Tel: w +353-61-213147  f +353-61-202569  h +353-61-338562;  Room F1-009 x 3147
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http://teaching.sociology.ul.ie/bhalpin/wordpress         twitter:@ULSociology
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