This paper provides empirical evidence of favoritism by agents, where that favoritism is generated by social pressure. To do so, we explore the behavior of professional soccer referees. Referees have discretion over the addition of extra time at the end of a soccer game (called injury time), to...

We analyze the costs and benefits of using social image to foster virtuous behavior. A Principal seeks to motivate reputation-conscious agents to supply a public good. Each agent chooses how much to contribute based on his own mix of public-spiritedness, private signal about the value of the...

This paper examines the consequences of social security reform for the inequality of consumption across individuals. The idea is that inequality is at least in part the result of individual risk in earnings or asset returns, the effects of which accumulate over time to increase inequality within...

166 countries have some kind of public old age pension. What economic forces create and sustain old age Social Security as a public program? We document some of the internationally and historically common features of Social Security programs including explicit and implicit taxes on labor supply,...

Social Security trust fund portfolio diversification to include some equities reduces the equity premium by raising the safe real interest rate. This requires changes in taxes. Under the hypothesis of constant marginal returns to risky investments, trust fund diversification lowers the price of...

This paper focuses on precautionary saving against uncertain longevity and on the annuity insurance aspects of social security within the life-cycle framework. The principal findings are three. First, the evolution of social security is reviewed in response to missing markets for providing...

The fact that consumers do not know in advance the dates at which they will die effects their individual consumption and portfolio decisions. In general, some consumers will end up leaving bequests at death, even if they have no bequest motive, simply because they happen to die at a time when...

A structural life-cycle retirement model with an improved specification over previous models is used to analyze and compare the long-run labor supply effects of the rules for Social Security in place in 1972,1977 and 1983, and for an actuarially fair system. The effects of separate provisions...

In the first part of the paper we report estimated transfers in the Social Security system for the Retirement History Survey sample.We define transfers to be the difference between the expected presentvalue of benefits less the present value of taxes paid in, where the latter is adjusted for the...