Hmm, yes actually I think my notation wasn’t very helpful. Maybe the simpler framing is that if the agents have opposite preference rankings, but convex ratings such that the middling option is more than halfway between the best and worst options, then a bargain is in order.
Nice!
Hmm, yes actually I think my notation wasn’t very helpful. Maybe the simpler framing is that if the agents have opposite preference rankings, but convex ratings such that the middling option is more than halfway between the best and worst options, then a bargain is in order.