Examlex
The first protist chloroplast was likely to have been a(n)
Mean-Variance Efficient
A portfolio optimization strategy that aims to achieve the highest return for a given level of risk, or the lowest risk for a given level of return, based on mean (average return) and variance (risk).
Single-Index Structure
A model that describes the returns of stocks based on a singular market index, explaining stock movements with overall market movements.
Covariances
A measure of the degree to which two variables move in relation to each other.
Mean-Variance Efficient
A portfolio construction strategy that aims to achieve the highest expected return for a given level of risk by optimizing the mix of investments.
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