CfER FAQ #21 — Doesn Arrows Theorem prove that voting is flawed?
Arrow’s Theorem and many derivative works show that just about any set of criteria that one would think essential for any voting procedure (for example: adding an extra losing candidate should not affect the outcome, there should be no built-in bias for or against a candidate, a single individual should not have all the power, a unanimously preferred candidate should win) is self-contradictory. This reflects the fundamental principle of economics: you can’t please all the people all the time. A PR voting method cannot escape the basic laws of economics, but it is certainly more efficient at providing every voter a representative s/he supports than any other procedure in use today. Back to FAQ Index CfER Home Page CfER FAQ #22 Q. What Software is Available to count PR Elections? The DemoChoice web poll system is an open-source, cross-platform package for tallying preference voting elections. ChoicePlus by Voting Solutions is a commercial package that has been used to tally public prefer
