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2024 04/24 23:58
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楊家續(xù)老師 
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2024 04/25 00:05
1.股票組合總價值=100*50+200*35+50*25+100*100=23250
A的占比=100*50/23250=21.51%? A的期望收益率=(60-50)/50=20%
B的占比=30.11%???B的期望收益率=14.29%
C的占比=5.38%??C的期望收益率=100%
D的占比=43%??D的期望收益率=10.00%
組合期望收益率=21.51%*20%+30.11%*14.29%+5.38%*100%+43%*10%=18.28%
2. A的期望收益率=5%+(8%-5%)*0.85=7.55%
B的期望收益率=5%+(8%-5%)*1.2=8.6%
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