[20170117]IF10586_代际收入流动.pdf

https:/crsreports.congress.gov January 17, 2017Intergenerational Income MobilityIn a mobile society, individuals incomes and income rank rise and fall over time. Intergenerational income mobility describes these patterns across generations; specifically how childrens incomes in adulthood compare with their parents incomes in the past. There are several ways to assess the degree of intergenerational mobility, but fundamentally, a society exhibits more intergenerational mobility where childrens incomes are less determined by their parents income or rank. By contrast, where income mobility is lacking, individuals are more likely to remain at the economic position of their upbringing; the rich stay rich and the poor stay poor. Strong intergenerational income mobility is generally appealing because it means that children are not entirely constrained by the resources or economic status of their childhood. Instead, building blocks of economic prosperity (e.g., education, health, credit, and job markets) are broadly available, and effort, education, investment, and talent can generate economic success regardless of a childs starting point. Optimism in the United States about broadly share