And in an economics seminar, a graduate student made the claim "It is axiomatic that if there are more possible outcomes to a negotiation, it is easier to achie

And in an economics seminar, a graduate student made the claim "It is axiomatic that if there are more possible outcomes to a negotiation, it is easier to achieve a result." This is in fact nonsense, as can easily be seen by considering cases in which the set of all possible outcomes has cardinality 1. And so I said "It may be axiomatic, but it also happens to be incorrect."