Betas appear to regress toward one over time, which is the correct answer.
Beta () is a measure of the volatility (or systematic risk) of an asset or portfolio in contrast to the market as a whole (usually the S&P 500). Betas greater than 1.0 indicate that stocks are more volatile than the S&P 500.
CAPM is a popular strategy for pricing hazardous securities and forecasting asset returns while accounting for both the risk of such assets and the cost of capital.
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