首页|城乡居民医保挤出了中老年居民非医疗消费吗?——多重中介效应模型的分析

城乡居民医保挤出了中老年居民非医疗消费吗?——多重中介效应模型的分析

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消费作为社会扩大再生产的重要组成部分,既是新发展格局的重要战略支撑,也是当前扩大内需的重要方向,因此有关医疗保险与消费关系的研究具有重要的现实意义.论文使用CHARLS数据和多重中介效应模型检验了城乡居民医保是否挤出了中老年农民和城镇居民的非医疗消费.研究发现,城乡居民医保对中老年农民和城乡居民非医疗消费具有一定的挤出效应;医疗支出和储蓄是城乡居民医保挤出非医疗消费的完全中介变量;随着收入的升高,城乡居民医保对中老年居民非医疗消费的挤出效应将消失.为了检验结论的稳健性,我们从双向因果、衡量偏误和遗漏变量三个方面讨论了模型的内生性,同时还讨论了模型的逆向选择和道德风险.异质性分析发现城乡居民医保挤出了中老年农民和城镇居民的食品支出和衣着支出.为了促进经济增长和共同富裕,相关部门应该持续关注城乡低收入中老年居民的医疗行为.通过增加收入、提升报销比例、提高医疗保险补贴比例、解决基层"看病贵"问题等方式降低医疗服务支出占收入的比重,进而减少对非医疗消费的挤出效应.
Has Urban and Rural Residence Insurance Crowded Out the Non-medical Consumption of Middle-aged and Elderly Residents?——The Analysis Based on Multiple Mediating Effect Model
As an important part of the expanded reproduction of society,consumption is not only an important strategic support for the new development pattern,but also an important direction for currently expanding domestic demand.Therefore,research on the relationship between medical insurance and consumption is of practical significance.This article uses CHARLS data and multiple mediating effect models to test whether urban and rural housing insurance crowds out the non-medical consumption of middle-aged and elderly farmers and urban residents.The research shows that urban and rural residence insurance has a certain crowding-out effect on non-medical consumption of middle-aged and elderly farmers as well as urban and rural residents,medical expenditure and savings are the complete mediating variables for urban and rural residence insurance to crowd out non-medical consumption,and that as income rises,the crowding-out effect will disappear.In order to test the robustness of the conclusion,we discussed the endogeneity of the model from three aspects:bidirectional causation,measurement bias and omitted variables,as well as the adverse selection and moral hazard of the model.Heterogeneity analysis shows that urban and rural housing security has squeezed out the food and clothing expenditures of middle-aged and elderly farmers and urban residents.In order to promote economic growth and common prosperity,relevant departments should continue to pay attention to the medical behaviors of low-income middle-aged and elderly residents in urban and rural areas.To reduce the crowding out effect on non-medical consumption,the following measures should be taken:reducing the proportion of medical service expenditures in income by increasing income,increasing the reimbursement ratio,increasing the proportion of medical insurance subsidies and solving the problem of"expensive medical treatment"at the grassroots level.

Medical InsuranceMultiple Mediating Effect ModelCrowding out EffectNon-medical ConsumptionAdverse Selection

徐浩庆、许尚坤、郝鑫葛

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中国社会科学院经济研究所

中国社会科学院大学经济学院

河北经贸大学金融学院

医疗保险 多重中介效应模型 挤出效应 非医疗消费 逆向选择

中国社科院经济研究所创新工程项目

2022JJSB01

2024

农村金融研究
中国农村金融学会

农村金融研究

北大核心
影响因子:0.477
ISSN:1003-1812
年,卷(期):2024.(3)
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