Social Security faces a major financing shortfall. One policy option for addressing this shortfall would be to raise the earliest age at which individuals can claim their retirement benefits. A welfare analysis of such a policy change depends critically on how it affects living standards. This...

This paper seeks to explain the key two stylized facts of fundamental reforms to social security systems worldwide: Why have so many countries reformed when traditional systems seem, at first glance, to have a higher probability of delivering a secure retirement income? Why have these reforms...

A large international literature has documented the labor market distortions associated with social security benefits for near-retirees. In this paper, we investigate the 'other side' of social security programs, seeking to document improvements in wellbeing arising from the provision of public...

This is the introduction and summary to the fourth phase of an ongoing project on Social Security Programs and Retirement Around the World. The first phase described the retirement incentives inherent in plan provisions and documented the strong relationship across countries between social...

This paper proves that the stock-bond portfolio choice of the Social Security trust fund is equivalent in general equilibrium to the tax treatment of capital income by the non-social security part of government. A larger [smaller] share of social security's portfolio invested in stocks is...

This paper focuses on Social Security benefit claiming behavior, a take-up decision that has been ignored in the previous literature. Using financial calculations and simulations based on an expected utility maximization model, we show that delaying benefit claim for a period of time after...

We present a detailed analysis of the incentives that Social Security provides for continued work at older ages. We do so using information on older males from the Health and Retirement Study over the 1980-1997 period to calculate the changes in the present discounted value of Social Security...

With over $1 trillion in assets, the U.S. Social Security trust fund is the largest pension reserve in the world, and potentially a model for other developed countries facing future financing problems. But are those assets actually worth anything?' This question has generated a heated debate in...

A critical question for Social Security policy is how program incentives affect retirement behavior. We use the wealth of new data available through the Health and Retirement Survey (HRS) to examine the impact of Social Security incentives on male retirement. We implement forward-looking models...