Given the domestic price before the tariff was $20 after the tariff is $22. For Foreign, the price before the tariff was $20 after the tariff is $16. Before the tariff, the import quantity was 100 after the tariff the quantity is down to 90. Suppose the demand and supply curves are linear, what is the net welfare effect of this policy on East and West? Evaluate the welfare consequences of a tariff imposed by the East. Suppose the world is divided into East and West.