This volume presents the third 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.

Social Security is the largest social insurance program in the U.S., and has been shown to be a major determinant of the labor supply decisions of older workers. As such, reforming the Social Security system can have two fiscal impacts: a "mechanical" effect through changing the rules on...