The Internet's computational power and flexibility have made auctions a widespread and integral part of both consumer and business markets. Though online auctions are a multi-billion dollar annual activity, with a growing variety of sophisticated trading mechanisms, scientific research on them...

Many firms in the business-to-consumer market sell identical products online using auctions and posted prices at the same time. In this paper, we develop and analyze a model of the key trade-offs sellers face in such a dual-channel setting built around the optimal choice of three design...

We consider project scheduling where the project manager’s objective is to minimize the time from when an adversary discovers the project until the completion of the project. We analyze the complexity of the problem identifying both polynomially solvable and NP-hard versions of the problem....