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Supply and Demand and Correct Answer Essay

Satisfactory Essays

* Question 1
0 out of 1 points | | | Duopolists A and B face the following demand curves: QA = 120  2PA + PB and QB = 120  2PB + PA. If both firms have zero marginal cost and they form a cartel, what is the profit-maximizing price and quantity?Answer | | | | | Correct Answer: | a. P = 60, Q = 120 | | | | | * Question 2
1 out of 1 points | | | Total surplus in a market is a measure of:Answer | | | | | Correct Answer: | c. social welfare created by the market | | | | | * Question 3
1 out of 1 points | | | The long-run average cost curve slopes downward if there are:Answer | | | | | Correct Answer: | e. economies of scale | | | | | * Question 4
1 out of 1 points …show more content…

| | | | | * Question 15
1 out of 1 points | | | A representative firm with long-run total cost given by TC = 20 + 20q + 5q2 operates in a competitive industry where the short-run market demand and supply curves are given by QD = 1,400  40P and QS = 400 + 20P. If it continues to operate in the long run, its profit-maximizing level of output is:Answer | | | | | Correct Answer: | a. 2 units | | | | | * Question 16
1 out of 1 points | | | Ramblin’ Randy’s Dude Ranch’s daily total cost of accommodating overnight guests is given by TC = 100 + 5Q. On the basis of this information, the average fixed cost, when there are 25 overnight guests, is:Answer | | | | | Correct Answer: | d. $4 | | | | | * Question 17
1 out of 1 points | | | In the model of monopoly, there:Answer | | | | | Correct Answer: | b. is one firm producing a highly differentiated product | | | | | * Question 18
0 out of 1 points | | | An oligopolist that faces a kinked demand curve is charging price P = 6. Demand for an increase in price is Q = 280  40P and demand for a decrease in price is Q = 100  10P. Over what range of marginal cost would the optimal price remain unchanged?Answer | | | | | Correct Answer: | d. between 2 and 5 | | | | | * Question 19
1 out of 1 points | | | A good whose demand curve shifts to the left as income increases is a(n):Answer | | | | | Correct

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