Hjalte Krister 1944 Environmental policy and welfare economics / Krister Hjalte, Karl Lidgren, Ingemar Ståhl ; translated by Curt Wells. - Cambridge, [Eng.] ; New York : Cambridge University Press, 1977. - vii, 111 p. : ill. ; 23 cm. Includes index. ISBN: 0521215498 : 0521291828 Subjects--Topical Terms: Environmental policyWelfare economics LC Class. No.: HC79.E5 Dewey Class. No.: 301.31