"It should…be quite concerning to the Commission that Amazon and Google control the majority of all Internet product search, and can very easily affect whether and how price and product information actually reaches consumers. Moreover, these firms are extraordinarily adept at determining how small changes in the way in which information is conveyed affect consumer behavior — given that nearly everything they do is driven by big-data science and machine learning models."  

The Retail Industry Leaders Association, in a recent letter to the Federal Trade Commission, which reportedly is investigating antitrust concerns related to several big tech companies, as reported by Tech Crunch.