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Active Portfolio
An Active Portfolio is a collection of investments actively managed by fund managers or investors, regularly making buy, sell, and hold decisions in an attempt to outperform the benchmark index.
Abnormal Returns
Returns on a stock or portfolio that differ significantly from the expected return based on the market or certain benchmarks.
Mean-Variance Theory
A financial model that analyzes investments by examining their expected returns (mean) against their risk (variance) to select the most efficient portfolio.
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