1. Trying To Value a Life;Broome;Journal of Public Economics,1978
2. Trying To Value a Life: A Reply;Broome;Journal of Public Economics,1979
3. Trying Again To Value a Life;Buchanan;Journal of Public Economics,1979
4. Environmental Economics: A Survey;Cropper;Journal of Economic Literature,1992
5. Contingent Valuation: Is Some Number Better than No Number?;Diamond;Journal of Economic Perspectives,1994