This paper exposits and relates two distinct approaches to bounding the average treatment effect. One approach, based on instrumental variables, is due to Manski (1990, 1994), who derives tight bounds on the average treatment effect under a mean independence form of the instrumental variables...

This paper estimates a dynamic model of schooling attainment to investigate the sources of discrepancy by race and ethnicity in college attendance. When the returns to college education rose, college enrollment of whites responded much more quickly than that of minorities. Parental income is a...

This paper considers the problem of policy evaluation in a modern society with heterogeneous agents and diverse groups with conflicting interests. Several different approaches to the policy evaluation problem are compared including the approach adopted in modern welfare economics, the classical...

This paper develops, calibrates, and simulates a dynamic 88-period OLG model to study the intergenerational transmission of U.S. wealth inequality via bequests. The model features marriage, realistic fertility patterns, random death, assortative mating based on skills, heterogeneous skill...

This paper presents a new solution to the time-consistency problem that appears capable of enforcing ex ante policy in a variety of settings in which other enforcement mechanisms do not work. The solution involves formulating a law, institution, or agreement that specifies the optimal ex ante...

This paper questions the widely accepted view that deficits have real effects in the life cycle model. Standard analyses of deficits within life cycle models treat the government as a dictatorial entity that can effect any intergenerational redistribution it desires. In contrast, this paper...

The precautionary motive for saving is an important issue that is receiving increasing attention. Part of the motivation for this interest stems from the post war coincidence of two trends, one a decline in the U.S. rate of saving and the other an increase in insurance of various types,...

This paper surveys major issues in the theory of tax incidence. These include the incidence of taxes in dynamic as well as static economies and open as well as closed economies. The survey does not represent a comprehensive review of the literature, rather it is offered to the reader as a...

This paper examines the efficiency gains from linking marginal Social Security benefits to marginal Social Security payroll taxes. In the U.S. the current combined employer-employee OASI payroll tax rate is 10.4 percent. Recent estimates suggest that the average marginal income tax rate is...

This is the first paper to document the effect of health on the migration propensities of African Americans in the American past. Using both IPUMS and the Colored Troops Sample of the Civil War Union Army Data, I estimate the effects of literacy and health on the migration propensities of...