This article has been reviewed according to Science X's editorial process and policies . Editors have highlighted the following attributes while ensuring the content's credibility: Credit: PhotoMIX Company from Pexels Google has monopolized the technology used to buy and sell online display ads by restricting or eliminating the choices of its customers—both website publishers and advertisers—the U.S. Justice Department alleged at a federal antitrust trial. Antitrust enforcers have sought to illustrate ho ...