%0 Journal Article %A Artalejo Rodríguez, Jesús Manuel %T A note on the optimality of the N- and D-policies for the M/G/1 queue %D 2002 %@ 0167-6377 %U https://hdl.handle.net/20.500.14352/57393 %X This note considers the N- and D-policies for the M/G/1queue. We concentrate on the true relationship between the optimal N- and D-policies when the cost function is based on the expected number of customers in the system. %~