We consider an economy where individuals privately choose effort and trade competitively priced securities that pay off with effort-determined probability. We show that if insurance against a negative shock is sufficiently incomplete, then standard functional form restrictions ensure that...

Public provision of a private goods is justified on efficiency grounds in a model with no redistributive preferences. A government’s involvement in the provision of a private good generates information about preferences that facilitates more efficient revenue extraction for the provision of...

Compared to budget-balanced Sharing contracts, Anti-Sharing may improve the efficiency of teams. The Anti-Sharer collects a fixed payment from all team members; he receives the actual output and pays out its value to them. If a team members becomes Anti-Sharer, he will be unproductive in...

In this paper, we study a pure exchange economy with idiosyncratic uncertainty, hidden action and multiple consumption goods. We consider two different market structures : contingent markets on the one hand, and financial and spot markets on the other hand. We propose a competitive equilibrium...

In this paper, we study a pure exchange economy with idiosyncratic uncertainty, hidden action and multiple consumption goods.We consider two different market structures: contingent markets on the one hand, and financial and spot markets on the otherhand. We propose a competitive equilibrium...

Compared to budget-balanced Sharing contracts, Anti-Sharing may improve the efficiency of teams. The Anti-Sharer collects a fixed payment from all team members; he receives the actual output and pays out its value to them. If a team members becomes Anti-Sharer, he will be unproductive in...