partial, is possible. We search for incentive-constrained efficient allocation rules that display fairness properties …

group of agents. Fairness requires that each agent weakly prefers his consumption bundle to any other agent’s bundle. Under … fairness, efficiency is equivalent to budget-balance (all the available money is allocated among the agents). Budget …-balance and fairness in general are incompatible with non-manipulability (Green and Laffont, 1979). We propose a new notion of the …

The concept of Ambiguity designates those situations where the information available to the decision maker is …? The present paper fi…lls these gaps. Speci…fically, it identifi…es those information structures that are incompatible with … information. These are used to give a formal de…finition of Ambiguity and, consequently, to distinguish between ambiguous and …

The Model studies information sharing and the stability of cooperation in cost Research Joint Ventures (RJVs). …