In standard economic theory human beings are portrayed as selfish money-maximizing actors. This book investigates the conditions under which people deviate from this prediction and when they are prepared to contribute to the common good in a more altruistic fashion. Based on field experiments...

The international character of today's most pressing environmental problems has become a key challenge for environmental policy making. As regulation by a supranational authority is not a realistic option at present, policymakers have to rely on decentralized approaches to the management of...