AP Microeconomics Test: Market Structure Page 1 of 3 Full Name: (print clearly) __________________________________ User Name:________________________ Date:__________ Directions Neatly write your responses in the spaces provided. Use a blue or black pen. Don't write in the margins. Remember to complete the submission information on every page you turn in. Free-Response Questions 1. In the short run, a firm in any industry may continue to operate even if it's earning negative profits. A. Explain the reasoning of a firm that operates in the short run even when its profits are negative. (6 points)