The Arrow impossibility theorem shows that
A)democracy should be abandoned as a form of government.
B)it is impossible to improve upon democratic voting methods as a mechanism for social choice.
C)all voting systems are flawed as a mechanism for social choice.
D)the median voter's preferences will always win in a two-way vote.

Question

Quizplus · Accepted Answer

The Arrow impossibility theorem, formulated by economist Kenneth Arrow, demonstrates that no voting system can perfectly translate individual preferences into a complete and consistent community-wide ranking of preferences without violating some basic criteria. This means all voting systems have inherent flaws when it comes to aggregating individual preferences into a collective decision, not that democracy should be abandoned or that improvements are impossible.

The Arrow Impossibility Theorem Shows That