In 2008, U.S. economist Paul Krugman won the Nobel Prize in Economic Sciences. Krugman, one of the best-known economists in the world, is familiar to the public mainly through his regular column in the New York Times and for his New York Times blog titled "The Conscience of a Liberal." 

In his Saturday Wall Street Journal essay “Why the Economy Doesn’t Roar Anymore”—illustrated with a big lion with its mouth shut—Marc Levinson offers the answer that the “U.S. economy isn’t behaving badly. It is just being ordinary.” But there is nothing ordinary (or secular) about the current stagnation of barely 2 percent growth.

Hoover Institution fellow Robert Barro talks about the Bank of Korea along with other central banks who have kept nominal interest rates that they control too low, kind of artificially low, a strange kind of policy you haven't seen before the great recession created in 2008 and 2009. So I think Korea along with other central banks should be moving towards raising nominal rates back to the more nominal range maybe 3 to 4 percent.

Hoover Institution fellow Niall Ferguson discusses whether the legacy of former Federal Reserve chairman Alan Greenspan has been fairly or unfairly tarnished by the perception of his role in the financial crash.