Wills, Ian. Economics and the environment : a signalling and incentives approach / Ian Wills. - St. Leonards, NSW : Allen & Unwin, 1997. - xi, 340 p. : ill. ; 23 cm. Includes bibliographical references (p. 325-334) and index. ISBN: 9781864482577 LCCN: 98170577 Subjects--Topical Terms: Environmental economics.Environmental protection--Economic aspects.Externalities (Economics) LC Class. No.: HC79.E5 / W529 1997 Dewey Class. No.: 333.72 / WIL