re: st: LRtest with robust standard error

[David Airey <david.airey@vanderbilt.edu>]

.

There is a passage in the reference manual under lrtest that I'm 
interpreting to mean that by using robust you have relaxed assumptions 
required for the validity of the LR test.

-Dave



> Statalisters,
>
> I estimate an ordered probit model with robust standard errors adjusted
> for clustering.
> LRtest seems to be  not appropriate since Stata ask for "force" 
> 'option.
> How to explain it? What kind of alternatives is offered here?
>
> Thanks you very much.
>
> Regards,
>
> Fran�ois Montagne.
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