econory dtie to cilmate change, bured on rise in mean global temperature, and ane probability that the tem. 5150,5 bililion. To simplify the problem nuppose we are concemed only with the expected economie damage in the year 2100 OR8 years from now). (a) Compinte the present value of these expectod conts if the discount rate is 17%. (b) Compute the present value of these expected costs if the discount rate is 59%. (c) Fxplain the meaning of these two computations. Table I: Annual cost to U.S. economy for certain temperature changes