On today’s show: Three short stories about the stuff we buy — books, toys and clothes. 1. Are E-Books Actually Destroying Traditional Publishing? Conventional wisdom says e-books are destroying the traditional publishing business model. People pay less for e-books and that drives down price. When you talk to publishers though, you realize the story’s not that simple. 2. Why Legos Are So Expensive — And So Popular Legos often cost twice as much as similar blocks from a rival toymaker. So why are Legos so much more popular than other brands? 3. 3-D Printing Is (Kind Of) A Big Deal It’s miraculous to see: Press a button, make anything you want. But will it transform the economy?