Suppose that in a Borda count election, outcome X is preferred to outcome Y, and outcome Y is preferred to outcome Z, when outcomes X, Y, and Z are all available options. When Y is removed as an option, however, outcome Z is preferred to outcome X. This would violate Arrow's assumption that voting systems should satisfy
A)unanimity.
B)transitivity.
C)the independence of irrelevant alternatives.
D)no dictators.

Question

Quizplus · Accepted Answer

The independence of irrelevant alternatives is violated because the relative ranking of X and Z changes when Y is removed, which should not happen if this criterion is satisfied.

Suppose That in a Borda Count Election, Outcome X Is