The best stories of the week from across the web on e-books and self-publishing
1. Justice Department confirms e-book pricing investigation (Digital Trends)
2. Mathew Ingram: What purpose do book publishers serve? (GigaOM)
3. Which online retailers do the best job of helping sell your e-books? (Online Journalism Review)
4. Amazon to publish children’s e-books for Kindle Fire (paidContent)
5. Amazon expands Kindle owners’ lending library to self-published authors (paidContent)
6. Survey shows buyers shop for books in stores but buy online (New York Times)
7. “Price Check” app from Amazon offers buyers 5% off to first scan item in store, then buy on Amazon (Gawker)