Because risk is measured by variability of returns, how long we hold our investments does not matter very much when it comes to reducing risk. True False The realized rate of return, or holding period return, is equal to the holding period dollar gain divided by the price at the beginning of the period True False. Changes in the general economy, like changes in interest rates or tax laws represent what type of risk? Company-unique risk market risk unsystematic risk The capital asset model provides a risk-return off in which risk is measured in terms of the market volatility. Provides a risk-return trade off in which risk is measured in terms of beta. Depicts the total of a security