Optimal policy rules - including those regarding income taxation, commodity taxation, public goods, and externalities - are typically derived in models with homogeneous preferences. This article reconsiders many central results for the case in which preferences for commodities, public goods, and...

This essay considers the appropriate conceptual framework for assessing the taxation of private transfers to individuals. Although it is conventional to emphasize the role of estate and gift taxation or inheritance taxation in redistributing income from the rich to the poor, the revenue effects...