Why Economic Bubbles Aren't Always Epic Disasters

A magazine cut-out of a toilet roll made up of paper money, is taped to a screen of a trading terminal at the German stock exchange in Frankfurt, June 3, 2009. REUTERS/Kai Pfaffenbach

These useful bubbles keep the United States competitive globally.

Image: A magazine cut-out of a toilet roll made up of paper money, is taped to a screen of a trading terminal at the German stock exchange in Frankfurt, June 3, 2009. REUTERS/Kai Pfaffenbach ​

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