We propose a simple mechanism that implements the Ordinal Shapley Value (Prez-Castrillo and Wettstein [2005]) for economies with three or less agents.

This paper shows that models where preferences of individuals depend not only on their allocations, but also on the well-being of other persons, can produce both large and testable effects. We study the allocation of workers with heterogeneous productivities to firms. We show that even small...

We propose a smooth multibidding mechanism for environments where a group of agents have to choose one out of several projects (possibly with the help of a social planner). Our proposal is related to the multibidding mechanism (Prez-Castrillo and Wettstein, 2002) but it is smoother in the sense...