Which of the following determine(s) the level of real interest rates? I) The supply of savings by households and business firms; II) The demand for investment funds; III) The government's net supply and/or demand for funds

A. cannot be zero, for investors would be unwilling to invest in common stocks.

B. cannot be zero, for investors would be unwilling to invest in common stocks and is negative, as common stocks are risky.

C. cannot be zero, for investors would be unwilling to invest in common stocks and must always be positive, in theory.

D. must always be positive, in theory.

E. is negative, as common stocks are risky

A. the capital gain yield during the period, plus the inflation rate.

B. the change in stock price.

C. the dividend yield, plus the risk premium.

D. the capital gain yield during the period, plus the dividend yield.

E. the current yield, plus the dividend yield.

A. E(r) = 0.10; Variance = 0.25

B. E(r) = 0.15; Variance = 0.20

C. E(r) = 0.12; Variance = 0.35

D. E(r) = 0.10; Variance = 0.20

E. E(r) = 0.15; Variance = 0.25

A. geometric return

B. effective annual rate

C. arithmetic average

D. average annual return

E. historical annual average

A. 45%

B. 5%

C. 50%

D. 32%

E. 40%

A. II and III only.

B. I and III only.

C. III and IV only.

D. I and II only.