A group of rational individuals with common interest need to select one of two outcomes. The optimal decision depends on whether certain premises or pieces of evidence are established as being true, and each member receives a noisy signal of the truth value of the relevant premises. Should the...

A key feature of arbitration is the possibility for conflicting parties to partake in the selection of the person who will rule the case. We analyze this problem of the selection of arbitrators from the perspective of implementation theory. Theoretical, empirical and experimental arguments are...

Consider the problem of information disclosure for a planner who faces two agents interacting in a state-dependent multi-action prisoners?dilemma. We ?nd conditions under which the planner can make use of his superior information by disclosing some of it to the agents, and conditions under which...

Ellsberg's experiment involved a gamble with no ambiguity (N) and a gam- ble where the prize that could be won is objectively known, but the winning probability depends on the (ambiguous) urn's composition (P). We extend this by including a gamble where the winning probability is objectively...

Most of the economic literature on bargaining has focused on situations where the set of possible outcomes is taken as given. This paper is concerned with situations where decision-makers rst need to identify the set of feasible outcomes before they bargain over which of them is selected. Our...

Among the most important and robust violations of rationality are the attraction and the compromise effects. The compromise effect refers to the tendency of individuals to choose an intermediate option in a choice set, while the attraction effect refers to the tendency to choose an option that...