Spatial spillover effects of urban innovation on productivity growth: A case study of 108 cities in the Yangtze River Economic Belt

• Zhengtao Li,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Resources, Supervision, Writing – original draft, Writing – review & editing

  Affiliation School of Economics, Zhejiang University of Finance and Economics, Hangzhou, China

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• Zhixian Chai,

  Roles Conceptualization, Funding acquisition, Methodology, Writing – original draft, Writing – review & editing

  Affiliation School of Economics, Zhejiang University of Finance and Economics, Hangzhou, China

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• Laihe Ren

  Roles Data curation, Formal analysis, Resources, Software, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: 13592577980@163.com

  Affiliation School of Economics, Zhejiang University of Finance and Economics, Hangzhou, China

  https://orcid.org/0009-0006-6144-7887

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