求求 帮忙 财务管理 作业

财务管理作业 求帮忙 怎么做的

现值指数=50*(pa/,12%,10)*(p/f,12%,1)/200=50*5.65/1.12/200=1.2613

假设每年收益A,由静态投资回收期6年可知,初始投资额等于6A,
6A=A*(p,irr,8),(p,irr,8)=6,所以选c

假设需要n年:
24000*(F/A,20%,n)=100000000
(F/A,20%,n)=100000000/24000=4166.67
通过年金终值系数查询可知:
(F/A,20%,36)=3539.0094
(F/A,20%,37)=4247.8113
根据插值法计算:
(36-37)/(n-37)=(3539.0094-4247.8113)/(4166.67-4247.8113)
-1/(n-37)=-708.8019/-81.1413
-1/(n-37)=8.7354
n-37=-0.1145
n=37-0.1145
n=36.89年

假设每年平均投资收益率为R:
2000*((1+R/12)^(30*12)-1)/(R/12)=100000000
((1+R/12)^(30*12)-1)/(R/12)=50000
当R=23.5%时:
((1+23.5%/12)^(30*12)-1)/(23.5%/12)=54940.4068
当R=23%时:
((1+23%/12)^(30*12)-1)/(23%/12)=48446.4444
根据插值法计算:
(23.5%-23%)/(R-23%)=(54940.4068-48935.7428)/(50000-48446.4444)
0.5%/(R-23%)=0.5%/(6004.664/1553.5556)+23%
R=0.0013+23%
R=23.13%

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