This is a fascinating and unresolved question in antitrust economics, but explains why very few people in the profession think FB is a monopoly. And indeed - t

This is a fascinating and unresolved question in antitrust economics, but explains why very few people in the profession think FB is a monopoly. And indeed - the FTCs failure to make a plausible market definition argument which showed why FB was a monopoly in that market is why the FTC got slapped by the judge in January of this year. ~Antitrust Economist.