Related reading:
* Treaty on the Functioning of the European Union (TFEU) Article 102, on abusive conduct by companies that have a dominant position in a market: https://competition-policy.ec.europa.eu/antitrust/procedures... . Any EU resident can file a complaint.
* FTC's guidelines for firms with market power: https://www.ftc.gov/enforcement/anticompetitive-practices, https://www.ftc.gov/advice-guidance/competition-guidance/gui...
* "Antitrust and Social Networking" (2012): https://lawecommons.luc.edu/cgi/viewcontent.cgi?article=1188... (PDF)