How many days will it take for the cheque to clear? gabapentin used for pain management By adopting a new model with higher e-book prices, Apple sought to force Amazon to change its pricing, the plaintiffs argued. At the time, the online retailer was selling titles for $9.99, often below cost. E-books now have a wider price range. More than 650,000 e-books sold by Amazon cost $4.99 or less and more than 1.2 million are $9.99 or less, the company said in May. Currently, the digital version of Dan Brown’s “Inferno” sells for $12.99.