
培育类产业政策对中小企业技术创新的影响
The Influence of Industry Cultivation Polices on Technological Innovation of Small and Medium-sized Enterprises
培育类产业政策, 中小企业创新, 多期双重差分模型(DID), 中介效应
Industry Cultivation Polices, Small and Medium-sized Enterprises Innovation, Multi-phase Difference-Differences Model (DID), Mediation Effect
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