Benefit-cost analysis (BCA) is the best technique for analyzing proposed or previously enacted projects to determine whether undertaking them is in the public interest, or for choosing between two or more mutually exclusive projects. An introduction to BCA for students as well as practitioners, this accessible volume describes the underlying economic theory and legal and philosophical foundations of BCA. BCA provides an objective framework around which discussion, correction and amendment can take place. Stated simply, it is the calculation of values for all the inputs and outputs from a...