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Re:Launch HN: Promoted (YC W21) - Search and feed ranking fo... by disgruntledphd2 on Tuesday November 02, 2021 @05:44AM (#29078991)
> Useful economic properties depend on non-repeated, "stable" auctions of 1D ordered lists, which doesn't describe most modern media.

Yeah, as I think we've discussed before, GSP is a lovely economic model that doesn't have much applicability to the real world.

It's a great thing to explain to clients though, and it makes it look like the platform is not overcharging them, which is probably why people still keep using it.

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