中国对东盟出口产品质量测度与事实

Measurements and Facts of the Quality of Chinese Products Exported to ASEAN

利用UNComtrade数据库HS4位码贸易数据,根据需求信息事后反推法构建计量回归模型,对1998年至2018年中国对东盟出口的制造业产品质量进行分析,结果表明:从整体上看,中国对东盟出口产品质量呈上升趋势。从东盟各国来看,中国对不同东盟国家出口的产品质量均呈现不断提升趋势。但是不同的国家具有异质性,总体上对低收入国家出口较低质量产品,对高收入国家出口较高质量产品。从不同产品技术类型来看,高技术、中技术产品和低技术产品质量均有所上升,但是高技术产品和中技术产品质量高于低技术产品质量。

This article has made use of the HS4 bit code trade data in the UNComtrade Database, built econometric regression models in accordance with Postmortem Backstepping Method for Demand Information, measured the quality of the products of Chinese manufacturing industry exported to ASEAN between 1998 and 2018 and analyzed its tendency. The results indicate that: on the whole, the quality of Chinese products exported to ASEAN is on the upward trend;viewing from different ASEAN countries, the quality of Chinese products exported to different countries indicate a rising trend which is heterogeneous to different countries. Generally speaking,products exported to countries with lower income have lower quality and countries with higher income have higher quality;from the viewing point of types of technology of different products, all products with high, medium and low technologies are on the ascending channel but the quality of products with high/medium technology is higher than that of products with low technology.