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| From | Steve Samuels <sjsamuels@gmail.com> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | Re: st: Constant in logit panel fixed and panel logit 2SLS |
| Date | Fri, 7 Feb 2014 21:37:58 -0500 |
> > On Feb 7, 2014, at 5:14 PM, qingjing zhang <qjzhang1014@gmail.com> wrote:, > > I am using panel logistic regressions on my data with Stata 12. > However, I met some difficulties. > > First, I do not understand why the logit fixed effect command > (xtlogit, fe) produce a regression without a constant term. Because -xtlogit- is equivalent to conditional logistic regression (-clogit-) as the Manual entry makes clear (p.232 XT ) Typing . xtlogit , fe is equivalent to typing . clogit , group(varname i) > > Second, to solve the endogeneity problem, I need to use the 2SLS for > the panel logit model. I checked some reference, and found that I > could do the panel 2SLS using (xtivreg) and logit 2SLS using > (ivprobit) or (sspecialreg). However, I do not know how to do the > logit panel 2SLS in STATA. I don't know the answer to this one. Note that correct spelling is "Stata" not "STATA" > Steve Samuels sjsamuels@gmail.com * * 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/