一、西方经济学中主要贸易理论西方主流经济学家一直相信“比较优势”理论,即当一国劳动力资源相对丰裕,劳动力资源廉价,产品相对成本较低,该国的比较优势就在于劳动密集型产业。而当一国资本相对丰富,劳动力相对稀缺时,资本规模效应使产品成本相对较低,则该国的比较优势就在于资 I. Major trade theories in Western economics Western mainstream economists have always believed in the theory of “comparative advantage”. When a country’s labor resources are relatively abundant, labor resources are cheap, and the relative cost of products is relatively low, the country’s comparative advantage lies in Labor-intensive industries. When a country’s capital is relatively abundant and the labor force is relatively scarce, the capital scale effect makes the product cost relatively low, and the country’s comparative advantage lies in