We investigate a competitive labor market with team production. Workers differ in their motivation to exert team effort, and types are private information. We show that there can exist a separating equilibrium in which workers self-select into different firms and firms employing cooperative...

We introduce financial constraints in a theoretical analysis of illegal immigration. Intermediaries finance the migration costs of wealth-constrained migrants, who enter temporary servitude contracts to repay the debt. These debt/labor contracts are easier to enforce in the illegal than in the...