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...

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...

President Nixon's re-election committee had in 1972 more than $50 million with which to wage its campaign against George McGovern. Because it was commonly presumed that Nixon would easily win the election, the "dirty tricks" and the Watergate burglary have been variously described as...