产品的比较优势是产品参与国际竞争的基础,在谈到比较优势的时候,不得不先提及机会成本。某种物品的机会成本是为了得到它而所必须放弃的东西。而比较优势可以这样理解,生产一种物品机会成本较少的生产者在生产这种物品中有比较优势。2001年以后,湖南与东盟各国的双边贸易得到 The comparative advantage of a product is the basis for the product to participate in the international competition. When it comes to comparative advantages, the opportunity cost has to be mentioned first. The opportunity cost of an item is something that must be abandoned in order to get it. The comparative advantage can be understood by the fact that producers with fewer opportunities for producing an item have a comparative advantage in producing it. After 2001, bilateral trade between Hunan and ASEAN countries was obtained