An economic theory of public and private pensions is developed, and the implications of the theory are compared with some empirical evidence, of both the econometric and casual varieties. Among the questions addressed are: why are there private pensions? why have they grown so rapidly in recent...

This paper presents a detailed analysis of the economics of prefunding benefits for the aged, focusing on Social Security but indicating some of the analogous magnitudes for prefunding Medicare Benefits. We use detailed Census and Social Security information to model the transition to a fully...

Together, pensions, social security and health insurance account for half of the wealth held by all households in the Health and Retirement Study (HRS), for 60 percent of total wealth of HRS households who are in the 45th to 55th wealth percentiles, and even for 48 percent of wealth for those in...

This paper collects and analyzes available information on administrative costs associated with public and private retirement systems. We explore expenses of the US social security system and compare these with data from national systems in other countries. We find that administration costs of...

Some contend the US labor market will fail to adapt smoothly to an aging workforce, whereas others argue that employee pensions can and will play an important role in helping companies induce desired turnover patterns. This paper undertakes a longitudinal examination of pension retirement...

Retirement income security refers to the ability of households to provide an adequate stream of income during the period of their retirement from the labor force. Expected retirement income is based of four components: (i) standard non-pension wealth holdings, (ii) defined contribution (DC)...

This paper presents a dynamic model of a public pension fund's choice of portfolio risk. Optimal portfolio allocations are derived when pension fund management maximize the utility of wealth of a representative taxpayer or when pension fund management maximize their own utility of compensation....

In theory, improvements in healthy life expectancy should generate increases in the average age of retirement, with little effect on savings rates. In many countries, however, retirement incentives in social security programs prevent retirement ages from keeping pace with changes in life...