When the marginal cost curve lies above the average cost curve, ________.
A) the marginal cost curve slopes upward, while the average cost curve slopes downward
B) the marginal cost curve slopes downward, while the average cost curve slopes upward
C) both the marginal cost curve and the average cost curve slope upward
D) both the marginal cost curve and the average cost curve slope downward
Question 2
Today's Federal Reserve bank notes promise to pay the bearer
A) nothing.
B) a fixed quantity of gold.
C) a variable quantity of gold.
D) a specific interest rate.
E) a variable interest rate.