The effect of staffing levels on organisation performance is examined through applying the M/M/c-D reneging queuing model. The paper presents a review of organisation staffing and outlines experiments used to validate the theory. Staffing levels are examined from an output or production...

Previous emergency service covering models consider all the calls to be of the same importance and impose the same waiting time constraints independently of the service's priority. This type of constraint is clearly inappropriate in many contexts. For example, in urban medical emergency...

Queuing is a common sight in the service industry such as bank transactions of employees receiving their wages at the end of a fortnight and other customers working in private or sector. Customers and service providers place differing values of the time. Those who have access to privileges with...

We study the optimal design of a queueing system when agents' arrival and servicing are governed by a general Markov process. The designer of the system chooses entry and exit rules for agents, their service priority---or queueing discipline---as well as their information, while ensuring that...