"Bryan W. Griffin" <[email protected]> asked:
> I don't have Stata 9. I understand that in Stata 9 xtlogit
> estimation has been changed to adaptive quadrature as the
> default. In Stata 8 maximum number of quadrature points allowed was
> 30. Has this limit been changed, and if yes, what is the new maximum
> number of quadrature points allowed?
It is still 30. The adaptive quadrature routine is much more flexible
in fitting the likelihood than standard Gauss-Hermite quadrature is
for the same number of quadrature points. See [XT] quadchk for
some examples.
--Jean Marie
[email protected]
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