Competition Among the Giants Yeşilada, Efird, Noordijk 1 COMPETITION AMONG THE GIANTS, 2010 – 2050: US-EU-CHINA & IMPLICATIONS FOR REGIONAL INTEGRATION IN EUROPE Birol Yeşilada Portland State University Brian Efird Sentia Group Peter Noordijk Portland State University Working paper prepared for presentation at the Regional Integration Conference in Claremont Graduate University, November 18-19, 2005.