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    Optimal risky portfolio

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    Consider a Treasury Bill with a rate of return of 5% and the following portfolios, which have been created by 2 stocks, S1 and S2:

    Portfolio A: The weight for S1 and S2 = 0.2 and 0.8; Expected return = 0.15; Standard Dev.= 0.24
    Portfolio B: The weight for S1 and S2 = 0.4 and 0.6; Expected return = 0.18; Standard Dev.= 0.31
    Portfolio C: The weight for S1 and S2 = 0.5 and 0.5; Expected return = 0.19; Standard Dev.= 0.35
    Portfolio D: The weight for S1 and S2 = 0.9 and 0.1; Expected return = 0.24; Standard Dev.= 0.45

    You are informed that one of these portfolios is "optimal risky portfolio". Which of these portfolios should be optimal risky portfolio? Explain Why?

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    https://brainmass.com/business/accounting/optimal-risky-portfolio-240982

    Solution Preview

    Please see attached file.
    Consider a Treasury Bill with a rate of return of 5% and the following portfolios, which have been created by 2 stocks, S1 and S2:
    Portfolio A: The weight for S1 and S2 = 0.2 and 0.8; Expected return = 0.15; Standard Dev.= 0.24
    Portfolio B: The weight for S1 and S2 = 0.4 and 0.6; Expected return = 0.18;    Standard Dev.= ...

    Solution Summary

    The solution identifies optimal risky portfolio from a set of 4 portfolios.

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