article thumbnail

What is the Capital Asset Pricing Model (CAPM)?

Andrew Stolz

It helps an investor understand what to expect to earn in relation to the risk-free rate and the market return. CAPM assumes that the minimum a rational investor would earn is the risk-free rate by buying the risk-free asset. What Impacts the Capital Asset Pricing Model? E(r) = Rf + ??(Rm

article thumbnail

Arbitrage Pricing Theory (APT) - Can it Enhance Valuation?

Equilest

The theory suggests that the expected return on an asset can be modeled as a linear function of various macroeconomic factors or "factor loadings" that affect the asset's risk, such as market risk, industry risk, and country risk. First, we need to estimate the factor loadings for each risk factor.