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

This paper uses data from the largest tax preparer in the United States to estimate the impact of the "saver's credit," aUSfederal program providing financial incentives to encourage retirement savings, on the decision to contribute to an IRA. It finds significant, but very modest, effects. This...

A key question for Social Security reform is whether workers currently perceive the link on the margin between the Social Security taxes they pay and the Social Security benefits they will receive. We estimate the effects of the marginal Social Security benefits that accrue with additional...