The Brief The FTC is investigating Amazon and Google over whether they failed to properly disclose ad pricing and auction terms. Regulators are reviewing Amazon’s use of reserve pricing in ad auctions and Google’s internal ad cost processes. The U.S. Federal Trade Commission is investigating whether Amazon and Google misled advertisers about pricing practices for online ads, according to a report from Reuters on Friday. The Federal Trade Commission is investigating whether the companies misled advertisers about online ad pricing, according to Reuters. Both Amazon and Google continue to face heightened scrutiny in Washington as regulators target the power of large technology firms in online commerce and advertising.