Re: [R] are hurdle logit-poisson model and posson model nested?

On Sat, 15 Sep 2007, Wensui Liu wrote: Dear Listers, I have a general statistical question. Are hurdle logit-poisson model and posson model nested? No, I don't think so. The logit hurdle is equivalent to a geometric hurdle (i.e., logit and right-censored geometric distribution imply the same

Re: [R] are hurdle logit-poisson model and posson model nested?

Wensui Liu wrote: Dear Listers, I have a general statistical question. Are hurdle logit-poisson model and posson model nested? You might have to give us a little more detail. On first glance, my impression is that the Poisson model is _not_ nested in the hurdle-Poisson, because the