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Section 7.4 OLC Model
Chapter 7 Two-Security Portfolio
Asset Allocation Analysis: Risk and ReturnExpected Standard Corr.
Return Deviation Coeff s,b CovarianceSecurity 1 0.08 0.12 0.3 0.0072Security 2 0.13 0.2T-Bill 0.05 0
Weight Weight Expected Standard Reward toSecurity 1 Security 2 Return Deviation Variability
1 0 0.08000 0.12000 0.250000.9 0.1 0.08500 0.11559 0.302810.8 0.2 0.09000 0.11454 0.349220.7 0.3 0.09500 0.11696 0.384740.6 0.4 0.10000 0.12264 0.407710.5 0.5 0.10500 0.13115 0.419370.4 0.6 0.11000 0.14199 0.422580.3 0.7 0.11500 0.15466 0.420270.2 0.8 0.12000 0.16876 0.414790.1 0.9 0.12500 0.18396 0.40771
0 1 0.13000 0.20000 0.40000
Minimum Variance Portfolio Short Sales No Short Allowed Sales
Weight 1 0.82000 0.82000Weight 2 0.18000 0.18000Return 0.08900 0.08900Risk 0.11447 0.11447
Optimal Risky Portfolio Short Sales No Short Allowed Sales
Weight 1 0.40000 0.40000Weight 2 0.60000 0.60000Ex Ret 0.11000 0.11000St Dev. 0.14199 0.14199
Reward to Variability 0.42258 0.42258
Optimal Portfolio with a Risk Free AssetShort Sales No Short
Allowed SalesDesired rate of return: 0.12
Weight OP 1.16667 1.16667Weight RF -0.16667 -0.16667Ex Ret 0.12000 0.12000St Dev 0.16565 0.16565
Optimal Portfolio w/o a Risk Free Asset
Desired rate of return: 0.12
Weight 1 0.20000Weight 2 0.80000Ex. Return 0.12000St Dev 0.16876
CAL(MV)
CAL(OR)
A B C D E F123456789
10111213141516171819202122232425262728293031
32
33343536373839
40
4142434445464748495051525354555657585960616263
Solution to OLC Ques 1-4
Chapter 7 Two-Security Portfolio
Asset Allocation Analysis: Risk and ReturnExpected Standard Corr.
Return Deviation Coeff 1,2 CovarianceSecurity 1 0.09 0.18 0.3 0.01512Security 2 0.17 0.28T-Bill 0.035 0
Weight Weight Expected Standard Reward toSecurity 1 Security 2 Return Deviation Variability
1 0 0.09000 0.18000 0.305560.9 0.1 0.09800 0.17248 0.365260.8 0.2 0.10600 0.16944 0.419020.7 0.3 0.11400 0.17112 0.461660.6 0.4 0.12200 0.17739 0.490460.5 0.5 0.13000 0.18778 0.505920.4 0.6 0.13800 0.20166 0.510770.3 0.7 0.14600 0.21836 0.508330.2 0.8 0.15400 0.23730 0.501480.1 0.9 0.16200 0.25797 0.49230
0 1 0.17000 0.28000 0.48214
Minimum Variance PortShort Sales No Short Allowed Sales
Weight 1 0.78550 0.78550Weight 2 0.21450 0.21450Return 0.10716 0.10716Risk 0.16939 0.16939
Optimal Risky Portfoli Short Sales No Short Allowed Sales
Weight 1 0.39063 0.39063Weight 2 0.60937 0.60937Ex Ret 0.13875 0.13875St Dev. 0.20311 0.20311
Reward to Variability 0.51080 0.51080
Optimal Portfolio with a Risk Free AssetShort Sales No Short
Allowed SalesDesired rate of return: 0.12
Weight OP 0.81928 0.81928Weight RF 0.18072 0.18072Ex Ret 0.12000 0.12000St Dev 0.16641 0.16641
Optimal Portfolio w/o a Risk Free Asset
Desired rate of return: 0.12
Weight 1 0.62500Weight 2 0.37500Ex. Return 0.12000St Dev 0.17541
CAL(MV)
CAL(OR)
A B C D E F123456789
10111213141516171819202122232425262728293031
32
33343536373839
40
4142434445464748495051525354555657585960616263