战略性关键金属贸易网络特征及其对产业结构升级的影响
朱学红1,2(
), 彭婷1, 谌金宇1,2()
), 彭婷1, 谌金宇1,2()
Impact of strategic and critical metals trade network characteristics on the upgrading of industrial structures
ZHU Xuehong1,2(), PENG Ting1, CHEN Jinyu1,2()
), PENG Ting1, CHEN Jinyu1,2()
图4. 各国年均第二、三产业产值占比和各中心度指标散点图
注：每个点代表一个国家,红色的点代表高等收入国家,蓝色的点则代表低等收入国家。
Figure 4. Annual non-agricultural output value increase (% of GDP) and scatter plots of various centrality indicators
