知识产权保护、贸易技术溢出与企业创新绩效——基于面板门限模型的分析
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1001-148x|volume|4|25-30
ISSN: 1001-148x
Source: 商业研究, Vol.volume, Iss.4, 2017-01, pp. : 25-30
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Abstract