Consider a single-server service system with uncertain quality level (which is assumed to be binary). Both the server and the customers know the distribution of quality levels and are engaged in the following two-stage game. In the first stage, the server commits to a strategy (possibly mixed)...

In this paper, we consider a single-server queuing system whose service quality is either high or low. The server, who knows the actual quality level, can signal such quality information to customers via revealing or concealing his queue length. Based on this and the observed queue length in the...