Earlier quoted context omitted.
> Amazon responds that it is within its rights to not promote uncompetitive offers Sounds to me like Amazon has found a loophole in the law. It agrees to list anything for sale, with no anti competitive conditions, but then only recommends customers buy things that it believes are in the customers best interests. The FTC will struggle to argue that is illegal. Amazon can't be compelled to recommend stuff. (free speec…
Say Amazon offers three items all equivalent: one is priced at $9 and two are priced at $9.50 all are Prime. If the vendor for the $9 offers it for $8.50 elsewhere and Amazon starts focusing on a $9.50 offer is that "better for the consumer"? If the $9 doesn't exist and there are two vendors at the $9.50 price and one has a higher review history but offers it lower elsewhere is Amazon making things better by focusing…
If another site starts selling the same product for $8.50 (regardless of who the seller is), Amazon may hide the buy box and put all the offers in the "other offers" section to avoid advertising an offer that isn't the best price available online.
Consumers price compare across sites, and Amazon wants to maintain its reputation for low prices (and in truly egregious cases prevent sellers on Amazon from price gouging).