The Capital Asset Pricing Model, Market Model, and Other Factor-Based Equity Models

Free CFA Level I lesson in Equity Investments. 14 min read, ~2,099 words.

CAPM:. Equilibrium, one factor (market risk), assumes diversified investors. Market model:. Empirical regression used to estimate beta, not a pricing theory. APT: multi-factor, no-arbitrage. Factors are not specified by the theory, they are chosen empirically (macro or fundamental). Fama-French-Carhart: market, size (SMB), value (HML), momentum (WML). Four factors explain cross-section...

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