The European Union’s reported plan to bring antitrust charges against Amazon.com Inc. (NASDAQ:AMZN) for allegedly using third-party sellers’ data to unfairly compete against them is unlikely to be copied in the United States because of the differences in the two antitrust regimes, a U.S.-based antitrust attorney said Thursday.
The 1957 Treaty of Rome, which created the forerunner of the EU known as the European Economic Commission, gave European regulators broad authority to crack down on “abuse...