《国际贸易》英文名词解释International Trade(国际贸易 ) International trade is the international exchange of goods and services between countries. This type of trade gives rise to a world economy, in which prices, or supply and demand, affect and are affected by global events. Free Trade （自由贸易）The main idea of free trade is that supply and demand factors, operating on a global scale, will ensure that production happens efficiently. Therefore, nothing needs to protect or promote trade and growth because market forces will do so automatically. Protectionism（贸易保护主义）In contrast, protectionism holds that regulation of international trade is important to ensure that markets function properly. Advocates of this theory believe that market inefficiencies may hamper the benefits of international trade and they aim to guide the market accordingly. Production Possibilities Curve /Frontier(生产可能性曲线 / 边界 ) A Production Possibilities Frontier is a graph that shows the various combinations of output that the economy can possibly produce, given the available factors of production and the existing technology . Opportunity Cost(机会成本 ) Opportunity Cost means whatever must be given up to obtain some item. Supply Curve( 供给曲线 ) A Supply Curve is a graph that shows the relationship between the price of a good and the quantity supplied. Demand Curve ( 需求曲线 ) A Demand Curve is a graph that describes the relationship between the price of a good and the quantity demanded. Excess Supply Curve （出口供给曲线）Because Excess Supply is a situation in which quantity supplied is greater than quantity demanded, Excess Supply Curve can be defined as a graph that depicts the relationship between the price and the...
