Research on the Influence of Education on Gender Income Gap Based on PSM-DID
Based on the data of CGSS from 2015 to 2021,this paper uses the propensity score matching method and the least squares OLS regression to construct a counterfactual framework to explore whether the impact of primary education and higher education on the gender income gap is significant.The results show that with the gradual popularization of education in China,secondary education can make the gender income gap narrow by 16.0%.Higher education can make the gender income gap narrow by 9.6%.At the same time,the average income level of the group receiving the corresponding education level is higher than that.The average income level of the group receiving the appropriate education level.It is concluded that secondary education and higher education can effectively reduce the difference in income levels between women and men with the same educational opportunities by increasing the average female human capital level.