Jeph
I exclude groups which have only 1s or only 0s.
Dirk NachbarAssistant Economist
Pensim2
Department for Work and Pensions
Level 4, The Adelphi
1-11 John Adam St
WC2N 6HT London
020 796 28531
Some output would be helpful. But if you are running xtlogit, whywould you want to exclude all outcomes that are 1 or 0? If there are
no 0s, then xtlogit (like logit) will fail.
Jeph
Dirk Nachbar wrote:> Dear all
>
> I want to run an xtlogit with fixed effects but Stata won't do it. It
> complains about multiple positive outcomes within groups. I did exclude
> observations where all outcomes are 1 or 0. It then reports a sorting
> error. Why?
>
> Dirk Nachbar
>
> Assistant Economist
>
> Pensim2
>
> Department for Work and Pensions
>
> Level 4, The Adelphi
>
> 1-11 John Adam St
>
> WC2N 6HT London
>
> 020 796 28531
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