TY - GEN AU - Button,Kenneth AU - Nijkamp,Peter AU - Willis,K.G. TI - Environmental valuation SN - 9781858987231 (hbk.) AV - GE170 .E597 U1 - 333.7 PY - 1999/// CY - Cheltenham, UK, Northampton, MA PB - Edward Elgar Pub. KW - Environmental economics KW - Environmental policy KW - Cost effectiveness N1 - Includes references and index ER -