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Question 11 3 pts Which of the following is not an example of price discrimination? A movie theater charges a lower price for a child's ticket than for an adult's ticket. A local pizza chain offers a "buy three get one free" deal. An ice cream parlor charges a higher price for ice cream than for sherbet. A university rebates part of the cost of tuition in the form of financial aid for needy students. Question 1 3 pts A key characteristic of a competitive market is that government antitrust laws regulate competition. firms minimize total costs. firms have price setting power. . producers sell nearly identical products