Examlex
The productivity of any input is independent and is not affected by the other resources that are used.
Regression Equation
An equation that represents the relationship between a dependent variable and one or more independent variables.
Adjusted Beta
A measure that takes a security's historical beta, adjusting it to account for changes in market volatility and the security's risk relative to the overall market.
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.
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