I have long said that the appointment of Lina Khan as head of the Federal Trade Commission is the best decision that Joe Biden made. She is smart and aggressive and not afraid to take on the business giants. On Monday’s episode of The Daily Show, Jon Stewart interviews her about how the FTC is trying to combat the monopolies that now exist in so many sectors of the economy, thanks to the relaxing of regulatory rules governing mergers that began with Ronald Reagan and have continued since then.