首页|Unveiling structural differentiation in the global nickel trade network:A product chain perspective

Unveiling structural differentiation in the global nickel trade network:A product chain perspective

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This research aimed to understand supply and demand in the global nickel market from a product chain perspective.Accordingly,we established an extensive time-series da-tabase for the nickel trade network and employed network analysis methods to explore the dynamics and shifts in the global nickel trade network.The results are as follows:first,refined nickel and nickel semis dominated global nickel trade;second,the interaction between dif-ferent nickel product networks profoundly affected the global nickel supply chain;third,the global nickel trade network consisted of core-periphery structures exhibiting different degrees of spatial heterogeneity;and fourth,the most connected global backbone structure was in nickel semis,followed by refined nickel,nickel ore,and nickel scrap.Together,trade in these four products constituted an overall network topology characterized by complex forms,a clear hierarchy,and uneven development.We conclude the paper by making several recommen-dations to secure global nickel supply chains and promote nickel circular economy.

nickel tradenickel supply chaincomplex networkproduct chaincircular economy

CHEN Wei、JIANG Yifei、LIU Zhigao

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Institute of Geographic Sciences and Natural Resources Research,CAS,Beijing 100101,China

School of Resources and Environment,University of Chinese Academy of Sciences,Beijing 100049,China

Second Tibetan Plateau Scientific Expedition and Research Program国家自然科学基金

2019QZKK100742130508

2024

地理学报(英文版)
中国地理学会,中国科学院地理科学与资源研究所

地理学报(英文版)

CSTPCD
影响因子:1.307
ISSN:1009-637X
年,卷(期):2024.34(4)
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