稀土产品全球贸易网络格局演化及其影响因素
廖秋敏,罗连英

Evolution of the Global Trade Network Pattern of Rare Earth Products and Its Influencing Factors
Qiumin LIAO,Lianying LUO
图1 2009—2020年7种稀土产品贸易网络整体网络密度指标演变
Fig.1 Evolution of the overall network density index of the trade network of seven rare earth products from 2009 to 2020