Bet365 app download Traditional international trade theory is maintained in the process of gaming between the country、Pursuing the power of expanding its relative strength pursuit lacking considerations。In the context of the big country's game，The importance of power in the trade between the forefront and the post -developed countries is even more prominent。Based on this，Introduce the elements of power in the trading theory of the classic two countries，The absolute benefits that focus on economics and the relative benefits of political science are regarded as the dual goal of the behavior body，Use the game theory method，It can build a concise for the game of the big country、Convenient、Close to reality、Applicable widely used international economic and political analysis framework。From this we can find it，In a game of the two countries composed of a forefront and a post -developed country，Later countries prefer the strategy of "promoting self -supporting and making up for shortness"; the first of the country prefers the strategy of "pressing the other"，Once the technical gap that decides the advantages from large to small，The country is more inclined to comprehensively suppress the country and even the "decoupling"。

　Keywords:Double efficiency of the game trade power and welfare of the big country

　　AuthorZhang Yuyan，Professor of the School of International Political and Economics of the University of China (Beijing 102488); Xia Guangtao，Associate Researchers (Beijing 100732)。