首页|网络基础设施建设、创业活跃度与城市经济韧性——来自"宽带中国"战略的准自然实验

网络基础设施建设、创业活跃度与城市经济韧性——来自"宽带中国"战略的准自然实验

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在经济高质量发展背景下,网络基础设施建设为城市发展"赋能聚力"和"加档提速"的战略意义更加凸显.基于创业活跃度的视角,以2006~2020年中国280个地级市面板数据为基础,选用多期DID方法(Time-varying DID),实证检验了网络基础设施建设对城市经济韧性的影响效应.研究发现,网络基础设施建设能够显著增强城市经济韧性,平均作用力度高到37.9%,这一结论在进行安慰剂等稳健性检验后仍然成立,且这一政策效应在东部地区、规模较大、传统基础设施较发达的城市中表现更明显.机制检验表明,创业活跃度是网络基础设施建设增强城市经济韧性的有效路径.研究结论为激活网络基础设施建设政策的创新效应,探寻增强城市经济韧性的实现路径提供了经验证据.
Network Infrastructure Construction,Entrepreneurial Activity and Urban Economic Resilience
Under the background of high-quality economic development,the strategic significance of network infrastructure con-struction for regional development is more prominent.From the perspective of entrepreneurial activity,based on the panel data of 280 prefecture-level cities in China from 2006 to 2020,this paper uses the time-varying DID method to empirically test the im-pact of network infrastructure construction on urban economic resilience.The study found that network infrastructure construc-tion can significantly enhance urban economic resilience,with an average effect of 37.9%.This conclusion is still valid after ro-bustness tests such as placebo,and this policy effect is more pronounced in eastern regions,larger cities,and cities with more de-veloped traditional infrastructure.The mechanism test shows that entrepreneurial activity is an effective path for network infra-structure construction to enhance urban economic resilience.The research conclusions provide empirical evidence for activating the innovation effect of network infrastructure construction policies and exploring the realization path of enhancing urban eco-nomic resilience.

Network infrastructureEntrepreneurial activityDigital economyUrban economic resilienceMulti-phase DID

惠献波、赵金博

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河南财政金融学院

网络基础设施 创业活跃度 城市经济韧性 多期DID

河南省软科学研究计划项目

242400411057

2024

投资研究
中国投资学会 中国建设银行

投资研究

CHSSCD北大核心
影响因子:0.956
ISSN:1003-7624
年,卷(期):2024.43(8)
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