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How can Betelgeuse be only half the Sun's surface temperature, yet about 10,000 times more luminous than the hotter Sun?
Capital Asset Pricing Model
A financial model that describes the relationship between systematic risk and expected return for assets, particularly stocks.
Security's Beta
A measure of a security's volatility relative to the overall market or a specified benchmark.
Expected Rate
The anticipated rate of return or growth, often used in the context of investments or economic forecasts.
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