The effect of self-employment on health: Instrumental variables analysis of longitudinal social security data

The growth of novel flexible work formats raises a number of questions about their effects upon health and the potential public policy implications. However, answering these questions is hampered by data and identification constraints. This is the first paper that draws on comprehensive longitudinal administrative data to examine the impact of self-employment in terms of health. In addition to variation in work status of each individual over time, we also consider variation driven by a number of novel instrumental variables. We also focus on an objective health outcome