This paper examines qualitative properties of efficient insurance contracts in the presence of background risk. In order to get results for all strictly risk-averse expected utility maximizers, the concept of “stochastic increasingness” is used. Different assumptions on the stochastic...

Consider a firm owned by shareholders with heterogeneous beliefs and run by a manager. Shareholders can trade contingent claims in a complete asset market. The manager is given a contract so that at equilibrium she chooses the plan preferred by shareholders. We show that the contract should...