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From |
"Gandelman, Nestor" <gandelman@ort.edu.uy> |

To |
statalist@hsphsun2.harvard.edu |

Subject |
Re: st: error message in biprobit |

Date |
Fri, 26 Nov 2004 13:15:51 -0300 |

Thanks again. "Marc F. Bellemare" ha escrito: > Hi Nestor: > > Actually, if you type -help biprobit-, you can see that -biprobit- > accommodates the maximize options (generally used with the -ml- commands), > so that you can probably specify new starting values. Sorry for not having > checked that when I answered your question. From my very limited > experience, however, the only time I had the "unfeasible starting values" > message, it was because there was something I had specified incorrectly. > > Marc > > At 10:40 AM 11/26/2004 -0300, you wrote: > >That's what I thought but I wondered if there is a way to change the initial > >values used by biprobit (it doesn't seem to be such an option in the command). > >I guess from you answer that there is not. > >Many thanks, Nestor > > > >"Marc F. Bellemare" ha escrito: > > > > > The problem is that the initial values that Stata plugs into your > > > likelihood function are not feasible. My hunch is that you'll have to use > > > the -ml- set of commands and program a bivariate probit yourself so as to > > > be able to tweak the algorithm so that (i) it has feasible initial values; > > > and (ii) converges. > > > > > > I hope this helps, > > > > > > Marc > > > > > > At 05:58 PM 11/25/2004 -0300, you wrote: > > > >Dear statlisters, > > > >I'm estimating several bivariate probit model using the biprobit > > > >command. > > > >In some of them I recieve the follwing error message: > > > > > > > >"initial values not feasible" > > > > > > > >Does this mean that I can't estimate those models? > > > >Does anybody know how this can be solved? > > > > > > > >Thanks, > > > > Nestor > > > > > > > >* > > > >* For searches and help try: > > > >* http://www.stata.com/support/faqs/res/findit.html > > > >* http://www.stata.com/support/statalist/faq > > > >* http://www.ats.ucla.edu/stat/stata/ > > > > > > __________ > > > Marc F. Bellemare > > > Ph.D. Candidate > > > Department of Applied Economics and Management > > > Cornell University > > > Ithaca, NY 14853-7801 > > > http://www.people.cornell.edu/pages/mfb24 > > > > > > * > > > * For searches and help try: > > > * http://www.stata.com/support/faqs/res/findit.html > > > * http://www.stata.com/support/statalist/faq > > > * http://www.ats.ucla.edu/stat/stata/ > > > >* > >* For searches and help try: > >* http://www.stata.com/support/faqs/res/findit.html > >* http://www.stata.com/support/statalist/faq > >* http://www.ats.ucla.edu/stat/stata/ > > __________ > Marc F. Bellemare > Ph.D. Candidate > Department of Applied Economics and Management > Cornell University > Ithaca, NY 14853-7801 > http://www.people.cornell.edu/pages/mfb24 > > * > * For searches and help try: > * http://www.stata.com/support/faqs/res/findit.html > * http://www.stata.com/support/statalist/faq > * http://www.ats.ucla.edu/stat/stata/ * * For searches and help try: * http://www.stata.com/support/faqs/res/findit.html * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/

**References**:**st: RE: RE: statalist-digest V4 #1804***From:*"Nick Cox" <n.j.cox@durham.ac.uk>

**Re: st: error message in biprobit***From:*"Marc F. Bellemare" <mfb24@cornell.edu>

**Re: st: error message in biprobit***From:*"Marc F. Bellemare" <mfb24@cornell.edu>

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