The House Judiciary Committee’s rambling inquiry into Amazon’s business practices may have flushed out a tattle-tale merchant of scale articulating allegations of a valid antitrust accusation against the company. Or at least that is Bloomberg’s read of the 62-document: “It accuses Amazon of ‘tying’ its marketplace and logistics services together, an antitrust violation in which a company uses dominance in one market to give itself an advantage in another market where it’s less established.” Importantly, the merchant alleges that Amazon’s own fulfillment services are more expensive than competitors’ — and slower — which forces sellers to raise prices, harming consumers. […]