An empirical research shows that, at the national level, inter-provincial spillovers' stimulative effect is the most significant.
经验研究表明，全国层面上，省域间绿色技术溢出的促进效应最为显著。
An empirical research shows that, at the national level, inter-provincial spillovers' stimulative effect is the most significant.
经验研究表明，全国层面上，省域间绿色技术溢出的促进效应最为显著。
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