<p> A的资产=1.15/[1+(1-20%)×2/3]=0.75<br> B的资产=1.25/[1+(1-25%)×1]=0.71<br> C的资产=1.45/[1+(1-30%)×3/2]=0.71<br> 行业资产平均值=(0.75+0.71+0.71)/3=0.72<br> 甲公司的资产=0.72×[1+(1-25%)×2/3]=1.08<br> 甲公司的权益成本=5%+1.08×(10%-5%)=10.4%<br> 该项目的必要报酬率=8%×(1-25%)×40%+10.4%×60%=8.64%</p>