Благодарю Дэвида Камерера из Университета Лойолы за эту работу. См. «Plug Away: Disclosure of material connections in social media channels,» . See also Paul Moura, «Harmless Tweets or Deceptive Speech? The Problem of Stealth Marketing in New Media, the Dual Regulatory Roles of the FTC, and the market for Social Capital,» Whittier Law Review 33, no. 3 (2012): 613–650.