This volume is one of a number of publications to carry the results of the first research programme of the Royal Swedish Academy of Science's Beijer Institute. The Institute was formed in 1991 in order to promote interdisciplinary research between natural and social scientists on the interdependency between economic and ecological systems. In its first research programme, the Biodiversity Programme, the Institute brought together a number of leading economists and ecologists to address the theoretical and policy issues associated with the current high rates of biodiversity loss in such...