Typical models of bankruptcy and collateral rely on incomplete asset markets. In fact, bankruptcy and collateral add contingencies to asset markets. In some models, these contingencies can be used by consumers to achieve the same equilibrium allocations as in models with complete markets. In...

We propose a methodology for studying changes in bilateral trade due to countries exporting goods that they did not export previously or exported only in small quantities. Applying this methodology to country pairs that undergo trade liberalization and to pairs in which one of the countries...

To illustrate the use of social accounting matrices (SAMs) in applied general equilibrium (GE) modeling, we use an aggregated SAM for the Spanish economy to calibrate a simple applied GE model. The idea is to construct artificial people - households, government, and a foreign sector - who make...

For the past thirty-five years, Herbert Scarf has made fundamental contributions in studies of inventories, the core, computation of equilibria, and integer programming. His work has simultaneously sought the most general and abstract formulations while simplifying the theory and bringing it...