VOAvideo on 10 Jun 2011 - Mounting debt in the United States and default worries in Europe remain a concern for the global economy. And recently, a United Nations report warns of a possible collapse of the dollar. Meanwhile, the value of gold is at record levels, prompting some to say that countries should consider selling their gold to pay off debt. But many experts disagree with such a strategy. VOA's Philip Alexiou has more in this report.