Buy buttons for Macmillan’s physical books have yet to return at Amazon (at least in any meaningful way), but the publisher quietly launched what may soon be just a remnant of their earlier strategy to keep up the price of ebooks: the “enhanced” edition. Kristin Hannah’s WINTER GARDEN, which released yesterday, was one of the few (if only) Macmillan books you could buy directly from Amazon, which was offering the Kindle version only and not the trade hardcover. But the book carries the curious digital list price of $29.99–three dollars higher than the print book list price. The Amazon information […]