relative income hypothesis

例句：

1. 1.The relative income hypothesis suggests that the more educated a person is, the higher their income will be.
   相对收入假设认为，一个人受教育程度越高，其收入就越高。
2. 2. This research supports the relative income hypothesis, which posits that education has a positiveimpact on income levels.
   这项研究支持相对收入假设，该假设认为教育对收入水平有积极影响。
3. 3. The relative income hypothesis has been tested in numerous studies, and its findings have been widely accepted by economists.
   相对收入假设在许多研究中都得到了检验，其发现被经济学家广泛接受。