theory of convergence meaning in English

幅合论
聚合效应论

The main theories of regional difference variation were cited , such as : the theory of divergence , the theory of convergence , the theory of inverted " u " , the theory of new growth , the theory of cyclical fluctuation . the divergent tendency of the regional economic difference in hunan from the enforcement of the policy of reform and opening and the convergent characteristics of the difference between some central cities and its peripheral regions in hunan were analyzed in this thesis
文章评述了地区差异变动的主要理论：地区经济差异发散论、地区经济差异收敛论、倒“ u ”形理论、新增长理论、周期波动论等，分析了湖南省改革开放以来各市州经济差异的发散特征、部分中心缄市与周边县市差异的收敛特征及当前湖南省区域经济差异变动情况与倒“ u ”形理论、周期波动论的相符之处。