Over the years, the U.S. economy has shown a remarkable ability to absorb shocks of all kinds, to recover, and to continue to grow. Flexible and efficient markets for labor and capital, an entrepreneurial tradition, and a general willingness to tolerate and even embrace technological and economic change all contribute to this resiliency.

The more important reason is that the research itself provides an important long-run perspective on the issues that we face on a day-to-day basis.

The best approach here, if at all possible, is to use supervisory and regulatory methods to restrain undue risk-taking and to make sure the system is resilient in case an asset-price bubble bursts in the future.

Under current law, on January 1, 2013, there's going to be a massive fiscal cliff of large spending cuts and tax increases.

The people who best use their advantages, or overcome adversity, and work honestly are those most worthy of admiration.

The basic prescription for preventing deflation is therefore straightforward, at least in principle: Use monetary and fiscal policy as needed to support aggregate spending, in a manner as nearly consistent as possible with full utilization of economic resources and low and stable inflation. In other words, the best way to get out of trouble is not to get into it in the first place.

I don't fully understand movements in the gold price.