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【单选题】
对于常规投资方案,若投资项目的 NPV ( 18% ) >0 ,则必有( )A.
NPV （ 20% ） >0
B.
IRR>18%
C.
静态投资回收期等于方案的计算期
D.
NPVR （ 18% ） >1
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