“One consequences was that Google charged high prices, keeping between 30-50% of every advertising dollar that went through its system.”
Google runs the buyer side, the seller side and the exchange in the middle of a $20 billion a year ad market, and keeps 30 to 50 cents of every dollar. Two courts have already ruled it an unlawful monopoly. The third trial starts Monday. When Google bought DoubleClick in 2008 it promised enforcers it would keep user data separate, and in 2016 it merged everything into one dossier per user.