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金融研究  2022, Vol. 504 Issue (6): 94-114    
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数字普惠金融与未预期风险应对:理论与实证
李政, 李鑫
南开大学金融发展研究院,天津 300071
Digital Financial Inclusion and Resilience to Unanticipated Shocks: Theory and Evidence
LI Zheng, LI Xin
Institute of Finance and Development, Nankai University
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摘要 本文构建理论模型刻画数字普惠金融对居民未预期风险应对的影响,并基于世界银行2014年和2017年中国普惠金融微观数据进行实证检验。研究表明,数字普惠金融能够有效提高居民风险应对能力,增强贫困人口抵抗风险冲击的韧性。但考虑个体多重借贷行为后发现,适度借贷有益于改善居民风险分担,过度借贷则会损害其风险防御能力,进而弱化数字普惠金融的风险平滑效应,这意味着数字普惠金融增强居民风险应对能力是建立在理性借贷基础之上。进一步分析发现,数字普惠金融还能帮助遭受风险冲击的家庭平稳消费,这一影响主要来源于对非耐用品支出的促进作用。此外,机制检验表明数字普惠金融能在扩大风险分担网络、增进信任机制、培养金融习惯以及提升服务效率等方面带来重要影响。本文为我国推进数字技术与普惠金融融合创新,营造健康数字普惠金融生态圈提供了一定启示。
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李政
李鑫
关键词:  数字普惠金融  风险应对  过度借贷  消费平滑    
Summary:  A stable financial inclusion system can improve a household's resilience to risk and the financial health of consumers. Digital finance is developing rapidly in China, and thus, the importance of promoting a healthy and sustainable system of digital financial inclusion is recognized. However, the issue of consumer financial health has not been fully considered in the literature. Digital finance development can encounter problems such as platform cross-credit granting and individual over-lending. We therefore investigate how digital financial inclusion can reduce households' unanticipated risks from the perspective of financial health and how it can effectively develop in China.
We first develop a theoretical model to examine how digital financial inclusion affects unexpected risk shocks. We then conduct an empirical investigation in the Chinese context using the Global Findex Database for 2014 and 2017. We find that first, digital financial inclusion can effectively enhance households' resilience to risk shocks. All groups can enjoy the dividends of digital financial development, but the less-well-off gain the most benefit. Second, we find that moderate borrowing can increase households' risk-taking, while excessive borrowing will lead to higher risk-taking, thereby reducing the available contingency when facing risk. This indicates that residents' ability to cope with risk is based on rational borrowing. We obtain data from the China Household Finance Survey and China Family Panel Studies and confirm our findings. Third, digital financial inclusion can improve households' ability to respond to risk through four channels: promoting transfer and remittance, increasing trust levels, increasing the frequency of deposits and withdrawals, and reducing transaction costs. Finally, digital financial inclusion can help households affected by the risks of steady consumption, mainly through the promotion of spending on non-durable goods.
This study provides several important policy implications. First, the development of digital financial inclusion can help households participate in the financial market and provide them with safe savings channels, and market regulators can also better manage sudden risks. China should therefore accelerate digital technology innovation and aim to fully implement digital financial inclusion. Second, borrowing behavior in the development of digital financial inclusion may become excessive, so any financial inclusion system should focus on the following. (1) Improving the financial literacy of consumers. Policymakers should conduct online financial education, ensure the protection of financial consumers' rights and interests and improve households' financial prevention capabilities. (2) The supervision mechanism of digital financial platforms should be improved by the government, which can promote innovative management and control technology. (3) The effective sharing of big data between financial technology platforms can prevent consumers' overborrowing and excessive debt.
The main contributions of this paper are as follows. First, based on our theoretical and empirical research, we reveal the impact of digital financial inclusion on the response to unexpected risk and its mechanism. Research has mainly focused on the relationship between digital financial inclusion and the demand for credit, consumption, entrepreneurial innovation, inequality, and inclusive growth. Few studies have fully considered the impact of digital financial inclusion on households' risk response. Our study therefore extends the literature in this direction. Second, we explore the consequences of multiple lending behaviors from a financial health perspective. Our empirical results show that excessive borrowing can weaken the risk-smoothing effect of digital financial inclusion. A high-quality financial inclusion system should involve consumers' financial health, and so our findings provide a new research perspective and useful policy references for the development of such a system. Third, we present micro-evidence that digital financial inclusion can help households suffering from negative shocks by stabilizing their consumption, thus providing new insights into how steady consumption can be attained through financial inclusion.
Keywords:  Digital Financial Inclusion    Risk Sharing    Over-indebtedness    Consumption Smoothing
JEL分类号:  D14 E42 G21  
基金资助: * 作者感谢匿名审稿人的宝贵意见,文责自负。
通讯作者:  李政,金融学博士研究生,南开大学金融发展研究院,E-mail:lizhengg@mail.nankai.edu.cn.   
作者简介:  李鑫,金融学博士研究生,南开大学金融发展研究院,E-mail:xinli-hsin@outlook.com.
引用本文:    
李政, 李鑫. 数字普惠金融与未预期风险应对:理论与实证[J]. 金融研究, 2022, 504(6): 94-114.
LI Zheng, LI Xin. Digital Financial Inclusion and Resilience to Unanticipated Shocks: Theory and Evidence. Journal of Financial Research, 2022, 504(6): 94-114.
链接本文:  
http://www.jryj.org.cn/CN/  或          http://www.jryj.org.cn/CN/Y2022/V504/I6/94
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