I'm not the first to admit that raising a child in Park Slope, Brooklyn, can bear an embarrassing resemblance to the TV show 'Portlandia.' My wife and I try to have some ironic distance from the culture of organic, chemical-free parenting, but we're often participants.

Art is often valuable precisely because it isn't a sensible way to make money.

Unlike physics, economists don't settle things. There seems to be plenty of room for different conclusions that are still accepted in the academy.

'Reinventing the Bazaar,' by John McMillan, is a great and fun introduction to the wild variety and importance of markets throughout history and around the world. I finally understood how a Middle Eastern souk actually works economically and how to compare that to modern-day telecom-spectrum auctions. I love that book.

When you cover the economy as a reporter, there's one part of the job that is always easy: finding economists who disagree.

I don't think that much change comes from economists. I think it comes more from political realities. Probably the two giants of the 20th century, who actually did shift government policy in the U.S. and around the world, were John Maynard Keynes and Milton Friedman. I don't see anybody in our system who is at that level of influence.