> There's no doubt your likelihood function is misbehaved here (rho near 1
> is worrying) and what you're seeing are numerical problems.
>
>
My question: When it comes to rho "near 1" what about the extreme
case of
rho=1? I tried another biprobit estimation which shows up rho=1...with no
error message. At that point, should the likelihood computations have
stopped?
(just in case, here's attached the rho-equal-one output)
Artur