1. Which of these is the total risk premium?

a. The proportion of return required by an investor on a risky security over and above the rate of return on equity

b. The proportion of return required by an investor on a risky security over and above the market rate of return

c. The proportion of return required by an investor on a risky security over and above the dividend rate of return

d. The proportion of return required by an investor on a risky security over and above the risk-free rate of return

2. The random-walk hypothesis is associated with which form of market informational efficiency:

a. Weak-form b. Medium-form c. Semi-strong form d. Strong-form