On Wed, 10 Jul 2013, Alecos Papadopoulos wrote:
Just a note that
in model 2 (that is virtually identical to model 1 as regards to
estimates and final gradient values), the value of the logl appears
positive.
Since you add a positive constant to each observation, why would that be
surprising?
-------------------------------------------------------
Riccardo (Jack) Lucchetti
Dipartimento di Scienze Economiche e Sociali (DiSES)
Università Politecnica delle Marche
(formerly known as Università di Ancona)
r.lucchetti(a)univpm.it
http://www2.econ.univpm.it/servizi/hpp/lucchetti
-------------------------------------------------------