Bet365 lotto review Traditional international trade theory is maintained in the process of national game、The power of power to expand its relative strength pursues lack of 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，Introduction of power elements in the classic trade theory，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 simplicity for the game of the big country、Convenient、Close to reality、A wide range of international economic and political analysis frameworks。from this can be found，In a game of the two countries composed of a forefront and a post -developed country，The post -developed country prefers the strategy of "promoting self -cultivation and making up for shortness";，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 great power

　　AuthorZhang Yuyan，Professor of the School of International Political Economics of the University of Chinese Academy of Social Sciences (Beijing 102488); Xia Guangtao，Associate Researchers (Beijing 100732)。