00331nam a2200121Ia 4500020001500000082001900015100004700034245004000081260002800121300002300149500000500172700003200177  a0631235698  a333.7bH241.IE  aHanley, Nick and Roberts, Colin J. d eds.  aIssues in environmental economicsb  aOxfordbBlackwellc2002  a217p. Bibl. Index.  a  aRoberts, Colin J. ; jt. ed.