关键词: 精准扶贫, 农村家庭, 教育投资, 倾向得分匹配-双重差分

Abstract: Based on the data of the China Household Finance Survey （CHFS）in 2013，2015 and 2017，this paper uses the PSMDID method to evaluate the impact of targeted poverty alleviation policies on rural family education investment，and further analyzes its mechanism in depth The study finds that the targeted poverty alleviation policy significantly increases the probability of education investment of rural families and expands the per capita education investment expenditure of rural families This effect remains significant after a series of robustness tests Further analysis shows that there are regional differences in the impact of targeted poverty alleviation policies on rural family education investment The probability and per capita education investment scale of rural families in western China have increased significantly Mechanism analysis confirms that the targeted poverty alleviation policy increases the education investment in rural family by increasing rural household operating income and transfer income，reducing the burden of family medical care and the burden of the elderly This paper provides a reference for further consolidating the achievements of poverty alleviation and promoting rural revitalization

Key words: targeted poverty alleviation, rural families, education investment, PSM-DID