Despite significant empirical testing, a definitive conclusion on the Ricardian equivalence hypothesis has not been reached. An alternate empirical test examines whether legislators' votes to raise social security benefits are affected by the age compositions of their constituencies. Legislators...

We offer a new analysis of a large-scale trial of an early-childhood education program that targeted premature, low-birthweight children. This targeting heavily oversampled twins, whose outcomes differed significantly from singletons'. Singletons' gains in short-term cognition and age-18...

Abstract When policymakers are uncertain about the private costs of pollution abatement, using simple auctions that jointly determine the price and quantity of pollution permits enables them to set precisely the quantity of pollution they would choose if they knew abatement costs perfectly....