1- Europe (remember Italy, French, UK and Germany are 4 world's power) 2- USA 3- China. 2006 GDP Figures from the CIA World Fact book, in Trillions of dollars, purchasing power parity: European Union: 13.080 United State: 13.060 China: 10.210 Prior to 2005, and probably back to 1942, the United State surpassed the EU.