00617nam a22002051 4500 1/15489 990723s1989 enk eng d 9264131825 15987 DLC GR-PeUP 363.7 EN Organisation for Economic Co-operation and Development. Environmental policy benefits : monetary valuation. Paris : OECD , 1989 83 p. ; 30 cm. Environment. Environmental policy. Economics. OECD. INST UNIPILB MAIN 20040709 363.7 EN 00131561 00131561 LOAN 0 1