SOCIAL RISK-BENEFIT IN POPULATION MOBILITY IN CHINA
运用社会风险-收益理论分析中国人口从郊区向城市流动的动机，指出流动源于城乡社会风险-收益差异，并推动新分配达到帕累托最优，从而促进城市化。
With the development of economy and systematic reform, population mobility from suburban to urban is more and morebecoming a mainstream in course of Chinese urbanization. This paper analyzes the motivation of population mobility by the theoryof social benefit-risk. As a matter of fact, population niobility lies in the social benefit-risk disparty between urban and suburban.Population mobility results from the disparty, and drives a new reparttion which makes the social benefit-risk reach itsPareto optimum. Thus, urbanization goes on in our country.