It would make for an interesting mechanism design project. Of course, you pointed out that the elephant in the room here is properly specifying the objective.
There's no way to evaluate a mechanism, unless you know exactly what SN is trying to accomplish.
Annoying how it always comes down to that; and surprising how often people don't seem to realize that it comes down to that.
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unless you know exactly what SN is trying to accomplish.
Exactly. What is SN is trying to accomplish?
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