In an auction market, the auctioneer exerts significant influence in choosing and administering a selling strategy. We make the case for viewing the auctioneer as a market maker, whose success depends on how well he manages externalities without jeopardizing the trust of the buyers and sellers....

A well-recognized problem in the multitasking literature is that workers might substantially reduce their effort on tasks that produce unobservable outputs as they seek the salient rewards to observable outputs. Since the theory related to multitasking is decades ahead of the empirical evidence,...

Is it better to be a big fish in a small pond or a small fish in a big pond? To find out, we study self-selection into contests among a large population of heterogeneous agents. Our simple and highly tractable model generates many testable and sometimes surprising predictions. For example: 1)...