This paper proposes a theory of free movement of goods and labor between two large economies with imperfect labor contracts. Each country is incompletely specialized in producing two final goods that differ in their complexity of production. The most complex good is produced by workers and...

Empirical evidence on developing countries highlights that poor farm-households are less keen to adopt high risk / high return technologies than rich households. Yet, they tend to be more vulnerable to income shocks than the rich. This paper develops a model of informal risk-sharing with...

Moral hazard and adverse selection impede the development of formal crop insurance markets in developing countries. Besides, the risk mitigation provided by informal risk-sharing arrangements is restricted by their inability to protect against covariate shocks. In this context, index-based...