The social security system in the United States is becoming increasingly unstable, as the amount of benefits paid to an ever larger number of retirees grows and the number of younger workers paying taxes to the system decreases. The problem will become especially acute in the years 2011 and after, as the members of the "baby boom"…

After giving an overview of the private retirement system and considering deferred wages and labor costs, the study explores the extent of the influence of private pensions on early retirement and on job opportunities of older persons, and the influence of lengthy job tenure requirements on worker mobility. The study weakens the case for…