TY - BOOK AU - Perrings,Charles TI - Economics of ecological resources: selected essays T2 - New horizons in environmental economics SN - 1858984734 AV - HC79 .E5P448 1997 U1 - 333.7 PY - 1997/// CY - Cheltenham, England PB - Edward Elgar KW - Environmental economics KW - Sustainable development KW - Natural resources ER -