This paper explores the role that unobserved heterogeneity within an observed category plays in the dynamics of disaggregate unemployment and in the cross-sectional differences across individuals of the duration of unemployment spells. The distribution of unobserved heterogeneity is...

What is the nature of labor income risk facing households? We answer this question using detailed administrative data on household earnings from the U.S. Internal Revenue Service. By analyzing total household labor earnings as well as each member's earnings, we offer several new findings. One,...