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(Figure: Trade 2) Refer to the figure. In this figure representing the market for oil, by how much will domestic oil consumption increase or decrease following a tariff on imported oil? Price Domestic Supply $200 175 World Supply + Tani World Supply 150 Domestic Demand Quantity 500 7501,000 1,300 1,150 decrease by 500 units increase by 300 units decrease by 150 units increase by 250 units