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An overweight, sedentary middle-aged smoker with a family history of cardiac disease has noticed a steady rise in resting blood pressure over a 3- to 4-year period. The patient is concerned about his slightly elevated blood pressure and begins walking 20 to 30 minutes in the evenings with his wife and reduces his pack-a-day cigarette habit to ten cigarettes a day. This person has taken the first steps in:
CAPM
Capital Asset Pricing Model, a model that describes the relationship between systematic risk and expected return for assets, particularly stocks.
Risk Premium
An expected return in excess of that on risk-free securities. The premium provides compensation for the risk of an investment.
Market Portfolio
An investment portfolio that theoretically includes all assets in the market, with each asset weighted according to its market capitalization.
Expected Return-Beta Relationship
A concept in the Capital Asset Pricing Model (CAPM), indicating that the expected return on an investment is related to its beta, which measures the investment's volatility relative to the market.
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