The supply chain of a retailer selling a perishable product with a shelf life of two periods is modeled over an infinite horizon. In each period, the retailer has the option to sell old (leftover inventory from previous period) and new (produced fresh at the beginning of the period) products....

The paper examines prioritization in a queuing system and analyzes whether, in the presence of heterogeneous customers and a costly sorting process, it pays to prioritize. In particular, in our model, the task of gathering information to prioritize/sort jobs consumes resources. We investigate a...