“…Common examples of firms operating in various industries that price discriminate across consumers on the basis of their purchase histories are for example Sky, Amazon, Barners and Nobles, Digg, eBay, iTunes, Netflix, YouTube, Air Canada, Societè Nanceienne Varin‐Bernier Bank, Scandinavian Airlines, and Le Monde, to name a few (see also Esteves, , ; Mahmood, ; Pazgal & Soberman, for other examples).…”