Risky Business by Amy Finkelstein

Stephen Dubner: Amy Finkelstein's new book is called Risky Business. He says the subtitle may surprise a lot of people, but it explains why insurance markets fail and what to do about it. She says customers know stuff about how likely they are to need payouts on their insurance policies. But those who know that they're more likely to need it flock to the market and destroy it for the rest ofWe'll be right back.