This fully revised second edition covers all the main problems that arise in a typical cost-benefit exercise.Covering all the main problems that arise in a typical cost-benefit exercise, this second edition reflects the most recent research in the area. It considers the main theoretical issues, the problem of ascribing a monetary value to things and includes six separate case studies.Covering all the main problems that arise in a typical cost-benefit exercise, this second edition reflects the most recent research in the area. It considers the main theoretical issues, the problem of ascribing a monetary value to things and includes six separate case studies.This second edition covers all the main problems that arise in a typical cost-benefit exercise. It is entirely up to date, reflecting the most recent research in the area. Part One covers the main theoretical issues affecting cost-benefit analysis. Part Two considers the problem of ascribing a monetary value to things. The third part covers six separate case studies drawn from real-life examples. The book begins with an extended elementary introduction written by the editors.Part I. Introduction; Part II. Theoretical Issues: 1. Policy reform, shadow prices and market prices J. Dr?ze and N. Stern; 2. Feasibility constraints: foreign exchange shadow wages A. K. Sen; 3. The rate of discount for cost benefit analysis and the theory of the second best J. E. Stiglitz; 4. Uncertainty and the evaluation of public investment decisions K. J. Arrow and R. C. Lind; 5. Allowing for income distributions R. Layard and A. A. Walters; 6. Project appraisal and planning twenty years on I. M. D. Little and J. A. Mirrlees; Part III. How to Value Things: 7. Research into the value of time The MVA Consultancy et al.; 8. The theory of equalising differences S. Rosen; 9. The economics of safety and physical risk M. W. Jones-Lee; 10. The environment and emerging development issues P. Dasgupta and K. Maler; 11. Resource depletion, researcl#z