Suppose a voting system is implemented and this shows that B is preferred toA.
A third option C then becomes available. Independence of irrelevant outcomes means that the system would still prefer B toA.

Question

Suppose a voting system is implemented and this shows that B is preferred toA.
 A third option C then becomes available. Independence of irrelevant outcomes means that the system would still prefer B toA.

Quizplus · Accepted Answer

Independence of irrelevant alternatives means that the preference between A and B should not change with the introduction of a third option C, not independence of irrelevant outcomes.

Suppose a Voting System Is Implemented and This Shows That