In this paper, we study a joint optimization problem of replenishment and pricing for a periodic-review inventory system with random supply capacity. When making replenishment and pricing decisions at the beginning of each period, the firm only knows the supplier's available capacity in the...

Motivated by a project in health-care management, we study the resource allocation problem in multisite service systems with intersite customer flows. We aim at providing insights to and guidelines for resource allocation in these service systems when some service criterion, such as average...

Product returns have become a significant feature of many manufacturing systems. Because products are returned under different operational conditions, they usually require different remanufacturing effort/costs. Motivated by a project with a major energy company that manages its inventory...

Motivated by the incentive programs that have been offered by energy companies under tight market conditions in the past few years, we consider a production control problem in which time alternates randomly between peak and nonpeak periods. During peak periods, the energy supplier offers the...

We study a tandem queueing system with K servers and no waiting space in between. A customer needs service from one server but can leave the system only if all down-stream servers are unoccupied. Such a system is often observed in toll collection during rush hours in transportation networks, and...

This paper proposes a new hierarchical economic information filtering model for vendor selection, consisting of three phases in which leading enterprises select their vendors, namely, the phase of collecting and releasing information, the phase of selecting vendors and the phase of dynamic...