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The market for paper is perfectly competitive and 1,000 firms produce paper. The top table shows the market demand schedule for paper. Price The bottom table sets out the costs of each producer of paper. Quantity demanded (dollars per box) thousands of boxes per week) In the long run, what is the market price and the quantity of paper produced? 3.65 500 5.20 450 What is the number of firms in the market? 6.80 400 8.40 350 10.00 300 11.60 250 Some firms the market in the long run. 13.20 200 In the long run, the market price is a box. Quantity Marginal cost Average Average (boxes per (dollars per variable cost total cost O A. enter; $6.40 week additional box) (dollars per box) 200 6.40 .80 12.80 O B. exit; $10.00 250 7.00 7.00 11.00 O C. exit; $11.60 300 7.65 7.10 10.43 350 O D. enter; $7.00 8.40 7.20 10.06 400 10.00 7.50 10.00 The number of firms in the long run is 450 12.40 8.00 10.22 500 20.70 9.00 11.00 In the long run, the equilibrium quantity is boxes a week. O A. 750; 300,000 O B. 2,000; a little more than 400,000 O C. 1,600; a little less than 400,000 O D. 500; 250,000