由劳尔·普雷维什和汉斯·辛格提出的贸易条件恶化论 ,从提出之日起就成为一个引起广泛争议的问题。不过 ,它的核心内涵并没有在争论中被推翻 ,反而有了进一步扩展的余地。本文主要探讨这种理论在 2 1世纪继续发展的可能性问题。2 1世纪将是知识经济的时代人类文明诞生后的第一 The deterioration of the terms of trade proposed by Raúl Prebisch and Hans Singer has been a matter of widespread controversy since the date of its promulgation. However, its core connotation has not been overturned in the debate, but there is room for further expansion. This article focuses on the probabilities of this theory to continue its development in the 21st century. The first century will be the first after the birth of human civilization in the era of knowledge economy