Examlex
Describe a model of a quasar and show how the model explains the observed properties of a quasar.
Abnormal Returns
Abnormal returns refer to the profits generated from a security or portfolio that differ significantly from the expected market returns, based on risk and market performance.
Positive Abnormal Returns
Returns on an asset or portfolio that exceed the benchmark or expected return given its risk level.
Vanguard Index 500
A mutual fund that aims to mirror the performance of the S&P 500, managed by Vanguard.
Passive Investment
An investment strategy involving minimal buying and selling, aiming to benefit from long-term market returns with low fees.
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