The main approaches to dual representations of multiple optimal stopping problems are the marginal and pure martingale approaches of Meinhausen and Hambly (2004) and Schoenmakers (2010), respectively. In this paper we show that these dual representations can be derived in a simple unified manner...

This paper formally examines two competing methods of conducting a lottery in assigning students to schools, motivated by the design of the centralized high school student assignment system in New York City. The main result of the paper is that a single and multiple lottery mechanism are...

In a moneyless market, a non storable, non transferable homogeneous commodity is reallocated between agents with single-peaked preferences. Agents are either suppliers or demanders. Transfers between a supplier and a demander are feasible only if they are linked, and the links form an arbitrary...