Early withdrawals from retirement accounts are a double-edged sword, because withdrawals reduce retirement resources, but they also allow individuals to smooth consumption when they experience demographic and economic shocks. Using tax data, we show that pre-retirement withdrawals increased...

This paper examines the degree to which Americans are saving optimally for retirement. Our standard for assessing optimality comes from a life-cycle model that incorporates uncertain lifetimes, uninsurable earnings and medical expenses, progressive taxation, government transfers, and pension and...

We solve each household's optimal saving decisions using a life cycle model that incorporates uncertain lifetimes, uninsurable earnings and medical expenses, progressive taxation, government transfers, and pension and social security benefits. With optimal decision rules, we compare, household...

The U.S. income tax badly needs reform. It is complex, unfair, and inefficient. It doesn’t come close to raising enough revenue to finance government expenditures, and won’t any time in the foreseeable future unless it is revised. Raising tax rates could increase revenues, but it wouldn’t...

There is a long standing interest in the question of whether or not low income households face the same prices as households with higher incomes. If low income households face lower or higher prices than high income households, then income inequality may be greater or lesser than is suggested by...