On Fri, 3 Jun 2011, Ignacio Diaz-Emparanza wrote:
¿Is it normal that the simple command
series x
generates zeros ? I thought it should generate NAs
Hm, you may be right. However: is there any particular reason why one
choice should be strongly preferred to the other?
Riccardo (Jack) Lucchetti
Dipartimento di Economia
Università Politecnica delle Marche
r.lucchetti(a)univpm.it
http://www.econ.univpm.it/lucchetti