2018年AP微观经济学（选择题+简答题）真题及答案下载（PDF）  

2018年AP微观经济学（选择题+简答题）真题及答案下载（PDF）  

2018年AP微观经济学选择题真题如下：

1. The study of economics exists because people are confronted with the basic problem of

(A) elasticity

(B) negative externality

(C) scarcity

(D) overabundance

(E) monopoly

2. The table above shows the total benefit associated with reducing different levels of pollution on a small island. The cost of eliminating one ton of pollution is $150. Which of the following is the optimal quantity of pollution to eliminate?

(A) 5 tons

(B) 4 tons

(C) 3 tons

(D) 2 tons

(E) 1 tons

3. If a hurricane reduced the crab population, the price of crabs and quantity sold would change in which of the following ways?

      Price      Quantity

(A)Increase      Increase

(B)Increase      Decrease

(C)Decrease      Increase

(D)Decrease      Decrease

(E)No change     Decrease

4. To determine whether two goods are complements, one would calculate the

(A) price elasticity of demand

(B) price elasticity of supply

(C) income elasticity of demand

(D) cross-price elasticity of demand

(E) input-price elasticity of supply

5. The diagram above depicts the demand and supply curves for good Y. The perfectly competitive market is initially in equilibrium, but the government decides to institute a price floor program by setting the price of good Y at PF and agrees to purchase all unsold units of good Y from the producers. The cost of this program to the government is represented by which of the following areas?

(A) 0P_FJQ₂

(B) 0P_FKQ₂

(C) GIKH

(D) Q₁IJQ₂

(E) Q₁IKQ₃

6. For a normal good, the income effect of a price change refers to the change in the consumption of the good that occurs because of the change in

(A) consumers’ purchasing power

(B) the demand for a substitute good

(C) the supply of the good

(D) relative price

(E) marginal utility

 。。。。2018年AP微观经济学选择题真题余下省略！    

2018年AP微观经济学简答题真题如下：

1. Assume that pencils are manufactured in a perfectly competitive market that is in long-run equilibrium.

(a) Draw correctly labeled side-by-side graphs for the pencil market and for a representative firm and show each of the following.

(i) The market price and quantity, labeled P_M and Q_M, respectively

(ii) The firm’s profit-maximizing price and quantity, labeled P_F and Q_F, respectively

(b) What is the relationship between P_M and P_F? Explain.

(c) Rent on the factory building is an important fixed cost in the production of pencils, and the industry experiences significant increases in rent.

(i) What will happen to the firm’s profit-maximizing quantity in the short run? Explain.

(ii) On your graph in part (a), show the impact of the rent increase and completely shade the area representing the firm’s profit or loss in the short run.

(d) As a result of the rent increase, what will happen to each of the following in the long run?

(i) The number of firms in the market. Explain.

(ii) The market equilibrium quantity relative to Q_M and the market equilibrium price relative to P_M. Explain.

 。。。。2018年AP微观经济学简答题真题余下省略！    

2018年AP微观经济学（选择题+简答题）真题及答案下载（PDF），完整版20元有偿下载！