The Dominance of the U.S. Dollar: Understanding Dollar Hegemony (달러 패권의 이해) 1. Introduction: What is Dollar Hegemony? (달러 패권이란?) Dollar hegemony refers to the U.S. dollar’s dominant role as the global reserve currency, a status that gives the U.S. significant economic and geopolitical advantages. Since the end of World War II, the dollar has been the backbone of international trade, finance, and..