!"
# $%&&&'(#%&&')
*)+#%&&')
#,-.-/0-1-(
Year Cash-flow Discount factor Discounted cash
flow
0 -5,000 1.0000 -5,000
1 2,500 0.8929 2,232
2 2,500 0.7972 1,993
3 2,500 0.7118 1,780
4 2,500 0.6355 1,589
5 2,500 0.5674 1,419
NPV 4013
0-1-2动态回收期)34
4 5 6
7 7 7
777
28 $
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