Including contributions by Nobel Laureates Kenneth Arrow and Robert Solow, 19 papers address issues raised by the work of environmental economist Karl- öran Mäler in this festschrift. Presented by Kriström (resource economics, Sveriges Lantbruks U.-Umea, Sweden), Dasgupta (economics, U. of Cambridge, UK), and Löfgren (economics, U. of Umea, Sweden), the papers discuss such topics as biodiversity management under uncertainty, an economic and game-theoretic interpretation of the Kyoto protocol, a model of fertility transition, the role of cost-benefit analysis and the design of interdisciplinary research in bridging ecology and economics, an economic approach to the control of invasive species in aquatic systems, and mobility and capitalization in local public finance. Annotation c. Book News, Inc.,Portland, OR