Its almost the perfect solution to eliminate used books and ensure that used books don't hurt new book sales. (dealsagar.com)
The dispute is significant because Amazon controls 41 % of new book sales in the U.S., according to book research firm Codex Group. (thestreet.com)
Applying the authors» estimate of the displaced sales effect to Amazon's sales, it appears that only about 16 percent of the used book sales directly cannibalized new book sales, suggesting that Amazon's used - book market added $ 63.2 million to its profits. (nytimes.com)