This paper makes use of the panel data based on the representative public companies’ financial figures from 2007 to 2013, compares and analyzes the non-wage income of representative administrative monopoly industries and competitive industries,and finds that the former is 1.83 to 8.04 times higher than the latter. The contribution degree of the non-wage in⁃come superiority of administrative monopoly industries is 36.84 to 39.41 percent. Then it tests and verifies that administrative monopoly is the root cause of the great non-wage income gap between industries with the help of Mincer equation and Chow test. The degree of its impact on the non-wage income equation is about 73 percent.%文章利用2007-2013年代表性上市公司相关的财务数据构建的面板数据，对代表性行政垄断行业与代表性竞争性行业的非工资性收入进行了针对性的对比分析，发现前者高于后者1.83～8.04倍，非工资性收入对行业间收入差距的贡献度介于36.84%～39.41%。借助于明瑟方程和邹（Chow）检验，发现行政垄断对非工资性收入方程的影响在73%左右，验证了行政垄断是导致各行业之间非工资性收入巨大差距的深层次原因。
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