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| From | Maarten Buis <maartenlbuis@gmail.com> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | Re: st: non-linear models not converging |
| Date | Wed, 22 May 2013 14:51:39 +0200 |
On Wed, May 22, 2013 at 2:43 PM, James Bernard wrote: > I understand that the numeric methods used for estimation of models in > Stata (and any other package) may result in a model that does not > converge. > > Do you happen to know of any trick to help make the model converge? To > increase the chance of converging? "Non-linear model" can mean many things, but I guess you mean the Stata command -nl-. What often works is to provide good starting values. How to find those depends on the exact problem. Hope this helps, Maarten --------------------------------- Maarten L. Buis WZB Reichpietschufer 50 10785 Berlin Germany http://www.maartenbuis.nl --------------------------------- * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/faqs/resources/statalist-faq/ * http://www.ats.ucla.edu/stat/stata/