An insightful examination of why we compare ourselves to those above and below us. The
United States was founded on the principle of equal opportunity for all, and this ethos …

This paper draws attention to the somewhat neglected domains of affects, emotions, and
subjectivity in the study of the commons. The paper argues that a focus on affective and …

Cooperation and competition are two basic modes of social cognition that necessitate
monitoring of both one's own and others' actions, as well as adopting a specific mental set …

What motivates grandparents to their altruism? We review answers from evolutionary theory,
sociology, and economics. Sometimes in direct conflict with each other, these accounts of …

In our daily lives few things are as important to us as being treated with respect. Yet in
International Relations (IR), we regularly assume that actors follow just their material …

Neuroeconomics has further bridged the once disparate fields of economics and
psychology. Such convergence is almost exclusively attributable to changes within …

This comprehensive introductory text integrates evolutionary, ecological, and demographic
perspectives with new results from field studies and contemporary noninvasive molecular …

Fairness is central to morality. Previous research has shown that children begin to
understand fairness between the ages of four and six, depending on the context and method …

A great deal of behavioral and economic research suggests that the value attached to a
reward stands in inverse relation to the amount of effort required to obtain it, a principle …

Neuroeconomics uses knowledge about brain mechanisms to inform economic theory. It
opens up the “black box” of the brain, much as organizational economics opened up the …