EU files antitrust charges against Amazon over its dual role as a marketplace for third-party vendors and a competitor selling its own goods (Javier Espinoza/Financial Times)

Javier Espinoza / Financial Times:
EU files antitrust charges against Amazon over its dual role as a marketplace for third-party vendors and a competitor selling its own goods  —  Competition commissioner Margrethe Vestager will announce a formal case on Tuesday  —  Margrethe Vestager, the European commissioner who oversees competition …