成本收益分析ppt課件-文庫吧資料
2025-05-05 01:23本頁面
【正文】 Project Evaluation ? The benefitcost ratio divides the discounted stream of benefits by the discounted stream of costs. In this case: B=stream of benefits and C=stream of costs: ? ? ? ?B BBrBrTT? ? ? ? ? ?011 1. . .? ? ? ?C CCrCrTT? ? ? ? ? ?011 1. . .Private Sector Project Evaluation ? Admissibility using the benefitcost ratio requires: BC ?1? This ratio is virtually useless for paring across admissible projects, however. ? Ratio can be manipulated by counting benefits as “negative costs” and viceversa. 案例分析 ? 方案 1：建造垃圾場 – B= C=1億美元 – 收益－成本比率＝ ? 方案 2：將垃圾送到土星上 – B=2億美元 C=1億美元 – 收益－成本比率＝ 2 ? 若方案 1忽略了垃圾泄漏對農作物造成價值 4000萬美元的危害 ? 將 4000萬美元作為收益的減項：收益－成本比率＝ ? 將 4000萬美元作為成本的增項：收益－成本比率＝ 。成本收益分析 CostBenefit Analysis Public Finance McGrawHill/Irwin 169。 2022 The McGrawHill Companies, Inc., All Rights Reserved. Introduction ? Costbenefit analysis is a set of practical procedu
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