What methods might you use for estimating the value of the benefits for each of the following? In each case, give two examples of methods that could apply, and describe the steps involved for that exact situation. In each case, give one example of a method that would NOT work well, and describe why.

(a) Theconversionof15kilometersofunusedrailwaytracksnearacityof300,000intoanewbike path

(b) A reduction in annual flood risks from the Mississippi River for St. Louis by 5%