An overheating economy, characterized by accelerating inflation and rising interest rates, is another precondition for recession. This doesn't describe today's economy.

Global central banks are working hard to lift their economies through an aggressively easy monetary policy. The ECB [European Central Bank] and BOJ [Bank of Japan] are buying tens of billions of bonds and other financial securities each month in an effort to stimulate their economies, which is pushing down rates everywhere, including in the U.S.

The most important point is, in a time of crisis, there is no way out but for the government to be bold and aggressive.

The Obama administration deserves credit for quickly ending the housing free fall. In particular, Obama empowered the Federal Housing Administration to ensure that households could find mortgages at low interest rates even during the worst phase of the financial panic.

Our biggest challenge is to eliminate the popular perception that economists don't have anything useful to say.

It has become fashionable to rail against government intervention in the economy, and the FHA is a favorite example by those trying to show the government's overreach. In reality, the FHA shows how government action during the Great Recession forestalled a much worse economic fate.

A housing renaissance has begun. This may be hard to believe after the dizzying, six-year-long crash in home sales, construction and house prices. But housing turned the corner last year, and it will take off in 2013.