In this paper we have developed a general model of borrowing constraints based on the idea of limited enforcement. I our model, borrowing constraints arise as part of the optimal borrowing and lending contract. Our model extends previous theories of borrowing and lending , such as Hart and Moore...

Working in a complete-markets setting, a property of asset demands in identified that is inconsistent with the investor's preference being based on probabilities. In this way, a market counterpart of the Ellsberg Paradox is provided.