AP微观经济学市场结构学的练习题（1）

　　为了方便同学们的AP备考，课窝考试网小编为大家收集整理了AP微观经济学市场结构学的练习题，供大家学习参考，希望能为同学们的考试提供帮助。

　　1. If the firm produces 10 units of output, its economic profits will equal (2012,第8题，AP微观, Answer: B)

　　(A) 0

　　(B) $50

　　(C) $100

　　(D) $150

　　(E) $200

　　2. Which of the following is most likely to occur if the firm increases production beyond 10 units? (2012,第9题，AP微观, Answer: C)

　　(A) Consumers would be willing to purchase more than 10 units at the price of $20 per unit

　　(B) The firm would definitely experience a loss.

　　(C) The firm would have to lower its price to sell more than 10 units.

　　(D) The firm’s average cost of production would initially increase.

　　(E) The firm’s profits would increase.

　　3. Which of the following statements about a constant-cost perfectly competitive industry in long-run equilibrium must be true? . (2012,第10题，AP微观, Answer: A)

　　(A) An increase in demand will cause no change in the long-run equilibrium price.

　　(B) An increase in demand will cause no change in the long-run equilibrium quantity.

　　(C) The long-run supply curve is upward sloping.

　　(D) The long-run supply curve is perfectly inelastic.

　　(E) The total cost of production remains the same as output increases.

　　4. In which of the following market structures do firms recognize their mutual interdependence? (2012,第11题，AP微观, Answer: A)

　　(A) Oligopoly

　　(B) Monopoly

　　(C) Perfect competition

　　(D) Unregulated natural monopoly

　　(E) Monopsony

　　5. Assume that a profit-maximizing firm is perfectly competitive in both the output and the factor Markets and is at its long-run equilibrium. The firm’s output is 100 units, its total revenue is $600.00, and the fixed cost of production is $50.00. Based on this information, which of the following is true for the firm? (2012,第12题，AP微观, Answer: E)

　　(A) Its marginal cost is $5.50, and its average total cost is $5.50.

　　(B) Its marginal cost is $5.50, and its average variable cost is $5.50.

　　(C) Its marginal cost is $6.00, and its average total cost is $5.50.

　　(D) Its marginal cost is $6.00, and its average fixed cost is $5.50.

　　(E) Its marginal cost is $6.00, and its average variable cost is $5.50.

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