一、当前世界经济运行的特点(一)世界经济增速大幅放缓,国际贸易扩张势头收缩2003年以来,世界经济一直保持强劲的增长势头。自2007年下半年开始,随着美国次贷危机的爆发,世界经济进入本轮经济增长周期的调整阶段,增长步伐出现放缓趋势。今年以来,在次贷危机进一步扩散、国际油价 I. Characteristics of the Current World Economic Operation 1. World Economic Growth Has Slowly Decelerated and International Trade Expansion Has Shrinked Since 2003, the world economy has maintained a strong growth momentum. Since the second half of 2007, with the outbreak of the subprime mortgage crisis in the United States, the world economy has entered the adjustment phase of the current round of economic growth cycle and the pace of growth has slowed down. This year, the subprime mortgage crisis further spread, the international oil price