In this paper I address the question to what extent wages are affected by product market uncertainty. Implicit contract …

countries. We find that contract teachers do relatively better for low ability children in low grades than for high ability … seems that contract teachers do a relatively better job for teaching students with learning difficulties than for teaching … the 'more advanced' children. This implies that contract teachers tend to reduce inequalities in student outcomes. At the …

for the propensity to negotiate a firm-specific contract. Consistent with the worker-level models, we find that firm …

changes in contract provisions …