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...

Voluntarism is pervasive among humans, but what factors explain this particular nonmarket activity? Does it result from altruistic motives to help those less fortunate? Is it the result of rational or instinctive behavior that enhances individual and group survival? In this paper we draw upon...

Concern about global climate change has elicited responses from governments around the world. These responses began with the 1997 Kyoto Protocol and have continued with other negotiations, including the 2009 Copenhagen Summit. These negotiations raised important questions about whether countries...