Chen, Xiaoci; Tan, Zhanglu; Li, Siwen - In: Journal of business economics and management 23 (2022) 4, pp. 797-817
This paper builds a complex network of weighted and directed coal trade based on the international coal trade data in … distribution and other characteristics of international coal trade, and determines the main trade core countries and trade hub … countries. The results show that the scale of international coal trade has grown steadily, but the transformation of trade …