Price (dollars per flip-flops) 20 SUS .now. 18 16 14 12 World price 10 8 Dus 0 100 300 500 700 900 1, 100 1,300 Quantity (thousands of flip-flops) The above figure shows the U.S. market for flip-flops. With no international trade, the price in the United States for flip- flops is . With international trade, the price in the United States for flip-flops is