9)R=10%+1.5*(18%-10%)=22%
D(1)=8*(1+8%)=8.64
股票价值=D(1)/(R-g)=8.64/(22%-8%)=61.71
8)(10-0.6)/(1+0.3)=7.23
7)???
6)2*(1+5%)/(10%-5%)=42
5)预期收益率=18%*70%+8%*30%=15%
标准差=???
4)R=10%+1.5*(18%-10%)=22%
D(1)=8*(1+8%)=8.64
股票价值=D(1)/(R-g)=8.64/(22%-8%)=61.71
3)(12+0.2*4.50)/(1+0.2+0.2)=8.64
2)期望收益率=60*25%+50*50%+30*25%=47.5
(25%+50%+25%)/3=33%
标准差={[(25%-33%)^2+(50%-33%)^2+(25-33%)^2]/2}^0.5=0.14
1)???
以上计算结果均可能出现差错,请慎用。