05/10/2013 08:33 am ET Updated Jul 10, 2013

Paul Krugman Discounts Bubble Talk

Bubbles can be bad for your financial health -- and bad for the health of the economy, too. The dot-com bubble of the late 1990s left behind many vacant buildings and many more failed dreams. When the housing bubble of the next decade burst, the result was the greatest economic crisis since the 1930s -- a crisis from which we have yet to emerge.

Read more on The New York Times