A program of Personal Retirement Accounts (PRAs) funded by deposits equal to 2.3 percent of earnings (up to the Social Security maximum) would permit retirees to receive more income in retirement than with the current Social Security program while at the same time making it unnecessary to...

This paper studies the asset holdings of white American men near retirement age. Assets as conventional defined show no tendency to decline with age, in apparent contradiction of the life-cycle theory of saving. However, a broadened concept of assets which includes expected future pension...

In a 1974 paper in the Journal of Political Economy I discussed the theoretical ambiguity of the effect of social security on private saving and presented statistical evidence that social security does on balance depress saving. Recently, an error was detected in the computer program that was...

This paper shows that, contrary to commonly held views, the provisions of the social security law actually provide strong work incentives for older men. The reason is that, for most workers, higher current earnings lead to higher future social security benefits. These incentives have been...

This paper, which was presented as the 1979 Frank Paish Lecture to the British Association of University Teachers of Economics, provides a non-technical summary of the recent studies of the effects of social security on private saving. The first section discusses the theoretical indeterminacy of...

The distribution of wealth is one of the most important and least studied features of our economic life. A lack of good data on household wealth is the primary reason for the inadequate attention to this subject. Moreover, the evidence that is available from household surveys and estate records...

Governments around the world have enacted or are currently considering fundamental structural reforms of their Social Security pension programs. The key feature in these reforms is a shift from a pure pay-as-you-go tax-financed system, in which taxes on current workers are primarily distributed...

This paper, a forthcoming chapter in the Handbook of Public Economics, reviews the theoretical and empirical issues dealing with Social Security pensions. The first part of the paper discusses pure pay-as-you-go plans. It considers the effects of introducing such a plan on the present value of...

This paper examines the risk aspects of an investment-based defined contribution Social Security plan. We focus on the risk after the plan is fully phased in. Individuals deposit a fraction of wages to a Personal Retirement Account (PRA), invest these funds in a 60:40 equity-debt mix, and in a...

It has been known for a long time that inventory fluctuations are of great importance in business cycles. But inventory fluctuations are fundamentally a short-period phenomenon. Consequently, annual data may shed relatively little light on the nature of inventory fluctuations; most of the...