北交大 贸易 第二次作业（North Jiaotong University trade second operations）.docVIP

北交大 贸易 第二次作业（North Jiaotong University trade second operations） 2013-2014, second semester international trade, second offline homework 1 what theories are included in the new theory of international trade and who are its representatives? The theory of absolute advantage, mercantilism, infant industry protection trade theory, super protective trade theory, new trade protection theory, strategic trade theory, which is the first trade protection theory of mercantilism theory, divided into early and late, representatives of the early William Stafford, late representatives are Thomas Meng. The theory of absolute advantage is the first the theory of free trade theory, represented by Adams. 2, using the technology gap theory and product life cycle theory to explain the causes of international trade. Main content of technology gap wheel Technological progress or series innovation will have an impact on the ratio of Bing Bin, the factor of production in various countries, thus affecting the comparative advantages of each countrys products and influencing the change of the trade pattern. Life cycle theory is an important theory about the role of series changes in international trade. It is one of the most persuasive theories to explain the flow of industrial goods, What is the difference between intra industry trade and inter industry trade? Intra industry trade: intra industry trade, also known as Trade (Horizontal Trade) or Two-Way (two-way trade), means that a country exports some kind of products at the same time. Similar products here refer to products which are at least the same as the first 3 digits in accordance with international trade standards (SITC), at least in the same group. To measure the level of intra industry trade is the most authoritative Lloyd Grbel index (GL) index, the formula is as follows: Bi=1- (Xi-Mi) / (Xi+Mi) in which Bi represents a countrys I industry intra industry trade index, Xi industry export value, import value for Mi industry. According