In this note, we discuss the existence of anonymous and balanced mechanisms to implement the Lindahl allocations. We obtain an impossibility result for the class of mechanisms defining an homeomorphism between the message space and the allocation space.

This chapter deals with uncertainty and incomplete information in markets. It first considers situations in which the contract proposer is the ignorant party with the problem of designing a mechanism that induces the counter party, who is exogenously endowed with his information, to reveal that...