From APM, American Public Media, and WNYC.

This is Frekenomics Radio on Marketplace.

Here's the host of Marketplace, Kyra's Dog.

It's that moment every couple of weeks we talk to, usually, Stephen Dubner, about the

hidden side of everything.

This week, though, the hidden brains behind the operations.

Stephen Levin, economist at the University of Chicago.

Steve, how are you?

I'm doing great.

Yeah.

Well, here's the thing.

What'd you do with Dubner, man?

You know, I love golf.

I somehow manage to convince Dubner.

He loves golf, too.

So now we got to flip a coin each week to see who gets to play golf and who asks to do

it.

You know what?

I cannot see Dubner playing golf to save his life, but I guess that's a whole nother

interview.

So what do we got?

We're talking about what?

...