Global challenges weakening the U.S. dollar's position as the world's reserve currency

The possibility of the U.S. dollar losing its role as the world's reserve currency is deservedly getting a lot of attention of late. Investors should take heed. This anxiety has been caused by the cultural and economic challenges the United States seems to be facing. China, Russia, India, and Brazil are actively looking to lessen the dominance of the greenback in international finance. This group of four countries has a population of 3.2 billion people - 40 per cent of the world's population - and a combined gross domestic product of approximately US$24-trillion. This combined GDP is roughly the same…