2013 Nobel Prize winner in Economics talks about bubble economy

The Buttonwood Gathering 2013, New York City Bubble economy - Hot market concerns. Prices in property and loan markets have sparked concerns of new bubbles forming that could threaten efforts at stabilizing the economy. Are we seeing the beginnings of a bubble in fixed income, corporate loans, or real estate investment trust markets, for example? If so, what if anything should regulators do about it? Can policymakers apply lessons from the last crisis, or are we doomed to repeat history? Lewis Alexander,