出口与企业自主技术创新:来自企业专利数据的经验研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-9621|volume|12|72-94

ISSN: 1002-9621

Source: 世界经济, Vol.volume, Iss.12, 2016-01, pp. : 72-94

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Abstract