It's only a problem if you have a market controlling position. The bigger Amazon's market share, the more responsibility they have to behave neutrally as the pr

It's only a problem if you have a market controlling position. The bigger Amazon's market share, the more responsibility they have to behave neutrally as the primary conduit between their suppliers and their customers. If there were a dozen other viable options for buying books online who all had similar market power and thus similar price-setting power, then Amazon could behave as bone-headedly as they wanted to.