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参与全球生产网络与中国出口产品升级
贺灿飞
1
(
), 陈航航
2
Participation in global production networks and export product upgrading
Canfei HE
1
(
), Hanghang CHEN
2
图9. 主要解释变量—质量散点图
Fig. 9. Two-way graph of quality and explanatory variables