%A J.C. Hourcade %A R. Richels %A J.R. Robinson %A L. Schrattenholzer %T Estimating the costs of mitigating greenhouse gases %B Climate Change 1995: Economic and Social Dimensions of Climate Change %E J.P. Bruce %E H. Lee %E E.F. Haites %D 1996 %C Cambridge %I Cambridge University Press %L iiasa4747