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Econ601 Midterm

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Econ601 Midterm
Midterm Exam Econ 601-002 Fall 2012 Total points: 100. Please answer all of the following questions. There are 4 multiple choice questions, each is worth 5 points.

Consider the following diagram where a perfectly competitive firm faces a price of $40.

Figure 1 1) Refer to Figure 1. The profit-maximizing output is A) 30. B) 54. C) 60. D) 67. E) 79. 2) Refer to Figure 1. At 67 units of output, profit is A) maximized and zero. B) maximized and negative. C) maximized and positive. D) not maximized, and zero. E) not maximized, and negative.

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3) (10 points) Conigan Box Company produces cardboard boxes that are sold in bundles of 1000 boxes. The market is highly competitive, with boxes currently selling for $100 per thousand. Conigan's total and marginal cost curves are: TC = 3,000,000 + 0.001Q2 MC = 0.002Q where Q is measured in thousand box bundles per year. a. Calculate Conigan's profit maximizing quantity. Is the firm earning a profit? b. Analyze Conigan's position in terms of the shutdown condition. Should Conigan operate or shut down in the shortrun?

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Figure 2

4) Refer to Figure 2. At P = $80, the profit-maximizing output in the short run is A) 22. B) 34. C) 39. D) 50. E) 64. 5) Refer to Figure 2. If the firm expects $80 to be the long-run price, how many units of output will it plan to produce in the long run? A) 22 B) 34 C) 38 D) 50 E) 64

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6) (15 points) A country which does not tax cigarettes is considering the introduction of a $0.40 per pack tax. The economic advisors to the country estimate the supply and demand curves for cigarettes as: QD = 140,000-25,000P QS = 20,000 + 75,000P, where Q = daily sales in packs of cigarettes, and P = price per pack. The country has hired you to provide the following information regarding the cigarette market and the proposed tax. a. What are the equilibrium values in the current environment with no tax? b. What price and quantity

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