Abstract: The large country economy had a typical input and output process, which effectively allocated the domestic and foreign resources through the domestic and abroad markets This paper analyzed the demand characteristics, the dynamic characteristics, the pattern characteristics, the structure characteristics and the institutional characteristics of the large country economic development, based on the scale and stability of the market, the heterogeneity and adaptability of the factor endowment, the completeness of the national economy and the unbalanced economic development, the economic diversity and the multiple division, the experimental and progressive of system innovation.

Key words: large country , economic development , typical facts , typical characteristics

摘要： 大国经济发展有着诸多的经验事实，从经验事实中归纳出典型化事实，并抽象出典型化特征，这是大国经济研究的逻辑起点。本文在界定典型化事实和典型化特征的前提下，以新兴大国的代表——“金砖国家”为经验对象，总结和概括了大国经济发展的典型化特征，包括大国国内需求的规模性与稳定性、大国要素禀赋的异质性与适应性、大国产业部门的完整性与独立性、大国区域经济的差异性与互补性、大国经济结构的多元性与层次性、大国制度创新的实验性与渐进性。

关键词: 大国 , 经济发展 , 典型化事实 , 典型化特征