关键词: 西方学者, 大国经济, 思想轨迹

Abstract: Economic thought on big countries of western scholars is an important source of big countries economic theory.Following the consistency between the logic and the history,this paper described the western scholars' thought trajectory,which could be summarized as following: from market size and production scale to the strength of scale economies,from the concepts and patterns of big countries to their economic characteristics,from the rise and fall of big countries and their revival to the rising-up of emerging big countries.Along this line of thought,western scholars had put forth some important ideas.

Key words: western scholars, big countries economy, ideological trajectory