In this paper, we study a multi-period stochastic perishable inventory system with multiple demand classes that require products of different ages. The firm orders the product with a positive leadtime and sells it to multiple demand classes, each only accepting products with remaining lifetime...

Problem Definition: When selling multiple products with different feature combinations over a short selling season, a seller often adopts a "reactive'' upgrade policy by offering a free upgrade to the next-price-level product "only after'' a customer's preferred product is out of stock. However,...

We study service systems with parallel servers and random customer arrivals, with a focus on the total waiting cost of customers. Using a Markov decision process (MDP) modeling approach, we analytically characterize the structures of the dynamic server assignment policies for two important...