This paper explores the introduction of collective risk-sharing elements in defined contri-bution pension contracts. We consider status-contingent, age-contingent and asset contingent risk-sharing arrangements. All arrangements raise aggregate welfare, as measured by equiva- lent variations....

We consider a firm that is subject to employment protection laws that limit the firm s ability to fire labor. In particular, we suppose that though a firm which shuts down can fire all its workers, it may fire no fewer. Compared to a firm that is subject to no employment protection, a firm...

We find evidence in the OECD cross-country data to support the Knightian view that non-diversifiable economic risks shape equilibrium entrepreneurship in an occupational choice model. Differential social insurance of entrepreneurial and labor risk is found to be statistically significant and...