FRQ: Monopoly & Monopolistic Competition
垄断与垄断竞争
垄断定价、无谓损失、价格歧视以及垄断竞争的FRQ专项练习
Question 1 (5 points)
Draw a correctly labeled graph for a single-price monopolist. Show the profit-maximizing quantity (Qm), price (Pm), and the allocatively efficient quantity (Qe). Shade the deadweight loss.
Type: Graph Drawing
Suggested time: 8 minutes
Suggested time: 8 minutes
Question 2 (6 points)
A monopolist faces demand P = 20 - 2Q and has MC = 4. (a) Find the profit-maximizing quantity and price. (b) Calculate consumer surplus at the monopoly outcome. (c) Calculate the deadweight loss.
Type: Calculation
Suggested time: 9 minutes
Suggested time: 9 minutes
Question 3 (5 points)
Draw a correctly labeled graph of a monopolistically competitive firm in long-run equilibrium. Explain why the firm earns zero economic profit but does not produce at the minimum of ATC.
Type: Graph + Explanation
Suggested time: 8 minutes
Suggested time: 8 minutes
答题提示
- 图表题：确保正确标注坐标轴、曲线和关键点
- 计算题：写出完整计算过程，标明最终答案
- 解释题：先陈述结论，再用经济学原理解释
- AP考试FRQ每题约7分钟