Long Working Hours and Well-being: What We Know, What We Do Not Know, and What We Need to Know

Despite a widespread belief in both the academic and public policy literatures that working long hours is deleterious to health and well-being, our critical review of this large and complex literature fails to support a robust direct causal effect of work hours on either physical or mental well-being outcomes. Large-scale epidemiological studies, many of which are prospective and include objective health outcome measures, support a statistically...