“微笑曲线”视角下的我国环保产业竞争力研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1671-4407|31|11|47-50

ISSN: 1671-4407

Source: 生态经济, Vol.31, Iss.11, 2015-01, pp. : 47-50

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Abstract