Human capital is transferable across occupations, but only to a limited extent because of differences in occupational skill-profiles. Higher skill overlap between occupations renders less of individuals' human capital useless in occupational switches. Current occupational distance measures...

Skill erosion during unemployment was of particular concern as unemployment duration increased in the Great Recession. I argue that it generates an externality in job creation: firms ignore how their hiring decisions affect the unemployment pool's skill composition, and hence the output produced...