The concept of "sustainability" has been increasingly invoked in scholarly and public policy debates. Discussion has been hampered, however, by uncertainty and lack of uniformity in the meaning of sustainability. This paper seeks to identify some common ground among economists, ecologists, and...

Admonitions to decision makers to "act sustainably" founder on conceptual ambiguities that transcend disciplinary boundaries and affect the definition and assessment of sustainability. In this article we address these underlying theoretical difficulties, paying special attention to two clusters...

This paper examines key crisis management provisions of the IEA Agreement in relation to the interests of member countries in energy security cooperation' and considers ways these interests might be further served by altering the agreement. Two observations underlie both the motivation and...

Despite waning governmental interest, the current world oil market provides a valuable opportunity for reflecting on how U.S. policies can be structured to best guard against future disruptions in oil supplies. A vast literature on this subject has developed over the past few years. Yet,...