Many service systems exhibit service slowdowns when the system is congested. Our goal in this paper is to investigate this phenomenon and its e ffect on service performance. We modify the Erlang-A model to account for service slowdowns and perform an asymptotic analysis in the Quality-and-E...

Problem definition: Emergency Departments (EDs) impose a complicated service process on patients and accompanying family members (from now: people). ED patients typically encounter long waits, various procedures, and multiple staff members. People lack knowledge about the various elements their...