我国油料及植物油贸易发展与价格整合分析

Analysis on China's Oilseed and Vegetable Oil Trade and Domestic and Overseas Price Co-integration

20世纪90年代以来,由于收入、人口的增长以及贸易自由化的影响,我国油料及植物油进口呈现出持续快速增长的局面。本文首先分析了我国油料、植物油的进口格局及其与贸易政策、国内外价格变动的关系,然后运用共聚合法、格兰泽尔因果关系法对大豆、油菜籽、大豆油、菜籽油的国内外市场整合关系和因果关系进行了检验。

Since 1990s, China＇s oilseeds and vegetable oil import increase dramatically. This paper analyses the import situation of oilseeds and vegetable oil, and discusses the integration and causality between domestic and international market for soybeans, rapeseed, soybean oil and rapeseed oil.