[Limdep Nlogit List] Question about degenerate nests
Ho Quoc Chinh
hoqchinh at yahoo.com.vn
Sat Jun 26 14:40:15 EST 2010
Hi Shane Martin,
Yes for your question. IV of degenerate brach = 1 so putting variable
in utility function at branch level is same as in alternative (twig)
level. In other words, just define U function at lowest level, ie.
alternative.
Regards,
Chinh.
Sent from my iPhone
On Jun 25, 2010, at 8:33 PM, "Martin, Shane L." <slmartin at mitre.org>
wrote:
> Hi,
> I was hoping that someone might be able to help me with defining the
> utility of a degenerate alternative.
> The utility should only have to be defined at one level of the
> model, correct? Or, put another way, the utility
> Should NOT be defined at more than one level, correct?
>
> Thanks,
> Shane Martin
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