This volume presents the fourth phase of the project. An analysis and country-by-country comparison of the effects of social security incentives on retirement behavior in Belgium, Canada, Denmark, France, Germany, Italy, Japan, The Netherlands, Spain, Sweden, the UK, and the United States.

Introduction / Courtney Coile, Kevin Milligan, and David A. Wise -- Work capacity and longer working lives in Belgium / Alain Jousten and Mathieu Lefebvre -- Health capacity to work at older ages: evidence from Canada / Kevin Milligan and Tammy Schirle -- Health capacity to work at older ages in...

Disability, work and retirement -- New age thinking: alternative ways of measuring age, their relationship to labor force participation, government policies, and GDP / John B. Shoven -- Comment / Erzo F. P. Luttmer -- Work disability: the effects of demography, health, and disability insurance /...