作者: Xuedong Liang , Xu Yang , Fuhai Yan , Zhi Li
DOI: 10.1016/J.RESOURPOL.2020.101661
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摘要: Abstract: Rapid industrialization and urbanization has led to a rapid increase in global embodied metal trading across the globe, simultaneously demand study complex trade activities among various economies also increased. Responding this demand, paper selected world multi-regional input-output (MRIO) table 2009 as bases for its attempt explore flows international by combination of analysis network analysis. Then we applied theory structural characteristics flow (GEMFN). The results show that, firstly, obvious small-world nature. One department only needs 2.702 steps reach any other network. Secondly, there are 10 communities network, which is highly correlated with existing economic organizations. Thirdly, sectors weights networks very uneven. Some extremely important national economy, do not. For example, China's Basic Metals Fabricated Metal second none terms scope intensity influence. Fourthly, 0.45% account 90% total from sectoral perspective, while 77.68% intra-traded within regional perspective. Finally, some policy suggestions given according different sectors.