Abstract.
Given a number of risky assets and a riskless asset, the set of efficient portfolios in the mean-variance optimization sense are combinations of the riskless asset and a unique optimal risky portfolio. This note shows how a simple modification of Markowitz' method of critical lines can be used to determine the optimal risky portfolio in a faster, more reliable, and more memory-efficient way than the standard approaches.
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Manuscript received: June 2000; final version received: September 2000
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Tütüncü, R. A note on calculating the optimal risky portfolio. Finance Stochast 5, 413–417 (2001). https://doi.org/10.1007/PL00013542
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DOI: https://doi.org/10.1007/PL00013542