TY - BOOK AU - Farzin,Yeganet Hossein TI - The effect of discount rate and substitute technology on depletion of exhaustible resources T2 - World Bank Staff Working Papers; 516 AV - IRA HF4653.D5F28 PY - 1982/// CY - Washington PB - The World Bank KW - Depletion allowances KW - Petroleum KW - Taxation KW - Energy policy KW - Canada ER -