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11. Consider a market of laptops. Assume it’s a competitive market, the demand in the UK is QD = 9 P, the supply is QS = P 2. The foreign net export is QX = 2P 1. (a) What is the price of a laptop if importing is banned? (b) If laptops are free to import, what is the price of a laptop in the UK? What is the consumer surplus, producer surplus, total surplus, gains from trade? (c) For import tariffs of t = 2, 4, 8, what is the price of a laptop in the UK? What is the consumer surplus, producer surplus, total surplus, gains from trade?
1212. Consider 3 countries, A, B and C, all of the same population of 1. Country A can produce 2 apples or 1 banana, country B can produce 1 apple or 1 banana, country C can produce 1 apple or 2 bananas. (a) Which country has a comparative advantage in producing apples when comparing to all other countries? Which country has a comparative advantage in producing bananas when com-paring to all other countries? What about the last remaining country? (b) Let’s say Country A and Country B participate in international trade, and Country C is staying in autarky. Who benefits from trade? What can you say about possible world prices in this trade? (c) Let’s say country C also joins the international trade, and the world prices of apples and bananas become equal. Who benefits from trade? Who loses from trade compared to being in autarky? Would Country A be against Country C opening for trade? Would country B be against Country C opening for trade? 谢谢大家帮忙!希望能有详细的答案!或者私聊我791408421(qq) 可以付钱!
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