在过去的半个多世纪里,区域经济合作发展迅猛,并多次掀起高潮,最近的一次是20世纪90年代以来。据世界银行的统计,1990～2005年,已经生效的区域经济一体化组织从50个猛增到250多个。近年来,区域经济合作的发展更为迅猛。据世界贸易组织的统计,截至2006年10月底,世界贸易组织成员通报的区域经济一体化协定达214项,其中有60%是2000年以后才实施的。总的来看,目前的 In the past half century or more, the regional economic cooperation has witnessed rapid development and many upsurges. The most recent one is since the 1990s. According to the statistics of the World Bank, from 1990 to 2005, the number of regional economic integration organizations that have taken effect soared from 50 to more than 250. In recent years, the development of regional economic cooperation has been even more rapid. According to statistics from the World Trade Organization, as of the end of October 2006, the number of regional economic integration agreements notified by WTO members reached 214, of which 60% were implemented after 2000. Overall, current