中国出口商品结构的主成分分析

The Principle Components Analysis of Chinese Export Commodity Structure

对外贸易对经济增长的推动作用是很大的,作为对外贸易的基础,出口对经济增长的推动作用更加明显。按产品附加值大小可以将出口商品划分为十类,对按结构划分的中国出口产品进行主成分分析,可以发现中国出口数据的规律性。通过对数据分析,说明中国应扩大出口,进一步优化出口商品结构,以促进中国经济的快速发展。

The foreign trade plays an very important role in economic growth. As the base of the foreign trade, export takes an active part in promoting the economic growth. According to the appendix of the commodity, we divide the export goods into ten types. And if we analyze these commodity divided by structure in principle components, we can find that these datum are arranged regularly. After the analysis, we conclude that china should extend the scale of the export properly, optimize the commodity structure in export to advance Chinese economv developing rapidly.