Firms are increasingly using contingent labor to flexibly respond to demand in a wide array of environments and labor supply agencies are growing to fill this need. As a result, firms and agencies are engaging in long term contracts for labor supply. We develop mathematical models of the...

Acall center with both contract and noncontract customers was giving priority to the contract customers only in off-peak hours, precisely when having priority was least important. In this paper, we investigate whether this is rational behavior on the part of the call center and what the...

We study how online business-to-business (B2B) exchanges affect buyer-supplier relationships where an exchange takes the role of a secondary market in which buyers (of the initial product) can trade excess inventory to address supply and demand imbalances. Over the last several years, B2B...