Bae, Jongho; Kim, Jongwoo; Lee, Eui Yong - In: Mathematical Methods of Operations Research 58 (2003) 3, pp. 477-482
We consider a two-stage service policy for a Poisson arrival queueing system. The idle server starts to work with ordinary service rate when a customer arrives. If the number of customers in the system reaches N, the service rate gets faster and continues until the system becomes empty....
