社会成员之间,不同的居住区域之间,存在着贫与富、发达与不发达的差别,这是不言而喻的.但还应该知道.贫或者富是相对“集中”在一定地方的.以前研究不发达区域,用的是传统的分析方法,从社会的阶级、政治团体或经济构成入手.它使人认识到,不发达地区决不是穷人无意中碰巧聚居在一起形成的.但它不能透彻地解释形成悬殊的 It is self-evident that there are differences between the poor and the rich and between developed and underdeveloped areas among social members and between different living quarters, but it should also be known that poverty or wealth is relatively “concentrated” in a certain place Previously underdeveloped regions were studied using traditional analytical methods, starting with the social classes, political groups or economic formations, which led to the realization that underdeveloped areas are by no means accidentally inhabited by the poor inadvertently formed Can not be thoroughly explained the formation of disparity