search for: garchllh

Displaying 1 result from an estimated 1 matches for "garchllh".

2008 Oct 14
0
nlm return wrong function value - garch fitting
I am using nlm to maximize a likelihood function. When I call the likelihood function (garchLLH) via nlm however, nlm returns the wrong value of the function. When I test the likelihood function manually I get the correct answer. I'm probably doing something really stupid, maybe someone can point it out for me. ###############this is the function i am trying to minimize ###########...