A reconsideration of the appropriate use of discounting in decision making for the far future. The contributors re-examine the purpose, ethical implications and application of discounting in the light of research and policy concerns such as climate change and nuclear waste.

A reconsideration of the appropriate use of discounting in decision making for the far future. Paul Portney and John Weyant have assembled a group of colleagues to re-examine the purpose, ethical implications and application of discounting in the light of research and policy concerns such as climate change and nuclear waste. The contributors include Kenneth Arrow, Scott Barrett, David Bradford, Partha Dasgupta, Raymond Kopp, W. David Montgomery, Alan Manne, Thomas Schelling and V. Kerry Smith.