Which of the following statements is true about the impact of an increase in the price of lettuce ?

Which of the following statements is true about the impact of an increase in the price of lettuce ?

A. Both the demand for lettuce will decrease and the equilibrium price and quantity of salad dressing will fall
B. The supply of lettuce will decrease
C. The demand for lettuce will decrease
D. The equilibrium price and quantity of salad dressing will fall
E. The equilibrium price and quantity of salad dressing will rise

Suppose there is an increase in both the supply and demand for personal computers. In the market for personal computers, we would expect?

Suppose there is an increase in both the supply and demand for personal computers. In the market for personal computers, we would expect?

A. the equilibrium quantity to rise and the equilibrium price to rise
B. the equilibrium quantity to rise and the equilibrium price to fall
C. the equilibrium quantity to rise and the equilibrium price to remain constant
D. the change in the equilibrium quantity to be ambiguous and the equilibrium price to rise
E. the equilibrium quantity to rise and the change in the equilibrium price to be ambiguous.

If the price of good is below the equilibrium price ?

If the price of good is below the equilibrium price ?

A. there is a shortage and the price will rise
B. the quantity demanded is equal to the quantity supplied and the price remains unchanged
C. there is a shortage and the price will fall
D. there is a surplus and the price will rise

The problem posed by a natural monopoly is that it faces a _____ This means that _______?

The problem posed by a natural monopoly is that it faces a _____ This means that _______?

A. increasing average cost curve, marginal cost lies above average cost
B. increasing average cost curve, marginal cost lies below average cost
C. decreasing average cost curve marginal cost lies above average cost
D. decreasing average cost curve, marginal cost lies below average cost