Multicultural Diffuseness and Development of Commodity Economy in Ethnic Areas of Southwest Frontier Region──Taking Northwest Yunnan in Ming and Qing Dynasties as the Example

Taking northwest Yunnan,the typical frontier region inhabited by many nationalities in southwest China,as the example,this paper reveals the developing process of multicultural diffuseness and commodity economy in ethnic areas of southwest frontier region,and makes an analysis of the specific characteristics of commodity economy in areas inhabited by many nationalities.