利用实际调查数据 ,对农民工群体中的代际差异进行了初步研究。结果表明 ,在流动动机和目的、收入、消费、对城市的适应性、对家乡的回归性等几个方面存在着年龄、初次流动年代、婚姻状况和文化程度等方面的差异。在此基础上 ,本文认为 ,在农民工群体中确已发生了代际的分化。代际分化的主要特征在于 :年龄、初次流动年代、婚姻状况和文化程度等方面的差异 Using the actual survey data, a preliminary study of the intergenerational differences among migrant workers groups was conducted. The results show that there are differences in age, primary migration age, marital status and educational level in terms of motivation and purpose of migration, income, consumption, adaptability to cities and regression to hometown. On this basis, this paper argues that indeed there have been intergenerational divisions in the migrant workers’ groups. The main characteristics of intergenerational differentiation are: age, age of primary migration, marital status and education, etc.