| InvestHub.com's Finance Dictionary and Glossary of Investment Terms efficient portfolio Definition 1.
A portfolio that provides the greatest expected return for a given level of risk, or equivalently, the lowest risk for a given expected return. also called optimal portfolio. | Definition 2.
A portfolio that provides the greatest expected return for a given level of risk (i.e., standard deviation), or, equivalently, the lowest risk for a given expected return. |
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