The amount of time devoted to paid work is at the nexus of several of the key economic and social challenges facing OECD governments. The potential contribution of working-time flexibility to lowering unemployment has been highlighted by the OECD Jobs Strategy, while recent analyses of the sources of economic growth have highlighted the importance of average hours worked. However, longer and flexible working hours may not be fully compatible policy goals, nor are they an unmixed blessing from the perspective of the well-being of workers and their families. How do working hours vary across OECD countries? What are the links between employment rates for women and other under-represented groups, the incidence of part-time work and total hours worked? Is work-life balance threatened by rising employment rates for parents and a “long-hours culture”? ...