While migraine headache can be physically debilitating, no study has attempted to estimate its effects on labor market outcomes. Using data drawn from the National Longitudinal Study of Adolescent Health, we estimate the effect of migraine headache on labor force participation, hours worked, and...

This paper assesses the causal effect of sick-leaves on subsequent earnings using an administrative dataset for Norway linking individual earnings, sick-leave records and primary care physicians. The leniency of a worker's physician - certifying sickness absence - is used as instrument for...