最近二十年里,世界各大经济体之间签订的贸易互惠协定(PTAs)数量急速上升。1990—2009年,各国之间制定的各类贸易互惠协定超过500份。为什么这些国家愿意接受一些要求它们在国内推行困难而有争议性改革的贸易协定?同时这些条款是不是真的促进了这些国家内部的改革?尽管关于这些贸易协定签订之动机与结果的文献已经有许多,但其中很少有文献关注到这些贸易互惠协定带 In the last two decades, the number of mutually beneficial trade agreements (PTAs) signed among the world’s major economies has risen rapidly. In 1990-2009, more than 500 trade agreements of various types were signed between countries. Why are these countries willing to accept some trade agreements that require them to pursue difficult and controversial reforms domestically? At the same time, do these provisions really promote reforms in these countries? Although the literature on the motives and consequences of the signing of these trade agreements already includes Many, but very few of them pay attention to these trade reciprocity agreements