首页|数字基础设施建设能否让城市经济更具韧性——来自"宽带中国"试点政策的经验证据

数字基础设施建设能否让城市经济更具韧性——来自"宽带中国"试点政策的经验证据

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将"宽带中国"试点政策视为数字基础设施建设的准自然试验,基于2005-2020年城市面板数据,采用多期双重差分法评估"宽带中国"试点政策对城市经济韧性的政策效应、作用机理与边界条件.结果表明:(1)以"宽带中国"试点政策为代表的数字基础设施建设能够显著促进城市经济韧性,该结论经过工具变量法、倾向得分匹配法等系列稳健性检验后依然显著成立;从动态效应来看,"宽带中国"试点政策对城市经济韧性的促进效果随着年份推移不断增强.(2)数字基础设施建设是结构优化"倍增器"、创新发展的"驱动力"、数字转型的"奠基石",而结构优化、创新引领和数字赋能是提升城市经济韧性的三大抓手.以"宽带中国"试点政策代表的数字基础设施建设能够通过产业结构优化、科技创新驱动和数字金融赋能来提升城市经济韧性.(3)数字基础建设对城市经济韧性的促进效果会受到地理位置、人口规模、资源禀赋等城市特质的影响.相对于中西部城市、中小规模城市和资源型城市,"宽带中国"试点政策对东部地区城市、大型及其以上规模城市、非资源型城市的经济韧性提升作用更强.
Can Digital Infrastructure Construction Make Urban Economies More Resilient:Evidence from Broadband China Pilot Policy
Taking the Broadband China pilot policy as a quasi-natural experiment in digital infrastructure construction,based on urban panel data from 2005 to 2020,this paper evaluates the policy effect of the Broadband China pilot policy on urban economic resilience using a multi-period difference in difference method.The results indicate that:(1)Digital in-frastructure construction represented by the Broadband China pilot policy can significantly promote urban economic resili-ence,and the policy effectiveness continues to enhance over time.(2)The construction of digital infrastructure represented by the Broadband China pilot policy can enhance urban economic resilience through industrial structure optimization,techno-logical innovation drive,and digital finance empowerment.(3)The promotion effect of digital infrastructure on urban econom-ic resilience is influenced by urban characteristics such as geographical location,population size,and resource endowment.The policy effects of eastern cities,large and above-sized cities,and non-resource-based cities are relatively strong.

digital infrastructure constructionpilot of Broadband Chinaeconomic resilience

程广斌、靳瑶、侯林岐

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石河子大学经济与管理学院,新疆石河子 832003

数字基础设施建设 "宽带中国"试点 经济韧性

国家社会科学基金项目

22BJY150

2024

软科学
四川省科学技术促进发展研究中心

软科学

CSTPCDCSSCICHSSCD北大核心
影响因子:1.333
ISSN:1001-8409
年,卷(期):2024.38(8)