Freakonomics Radio

10. The NFL's Best Real Estate Isn't For Sale. Yet.

The NFL is very good at making money. So why on earth doesn't it sell ad space on the one piece of real estate that football fans can’t help but see: the players themselves? The explanation is trickier than you might think. It has to do with Peyton Manning, with Eli Manning, and with ... wait for it ... Tevye.