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Yep, and to add, we have proof there is no perfect system: http://tech.mit.edu/V123/N8/8voting.8n.html http://tech.mit.edu/V123/N8/8voting.8n.html (Not to sugg
by rrradical 5y ago
Yep, and to add, we have proof there is no perfect system: http://tech.mit.edu/V123/N8/8voting.8n.html http://tech.mit.edu/V123/N8/8voting.8n.html
(Not to suggest we shouldn't move on from the very flawed FPTP!)
- dane-pgp 5y agoArrow’s Impossibility Theorem often gets brought up in such discussions, but less commonly mentioned is the fact that it only applies to ranked voting systems and not score-based / cardinal voting systems. It also says that a voting system can't produce a total ranking of all options (which is a stronger requirement than just picking a single winner), and it assumes "independence of irrelevant alternatives"[0] which seems rational but doesn't reflect how humans actually behave. https://en.wikipedia.org/wiki/Independence_of_irrelevant_alternatives https://en.wikipedia.org/wiki/Independence_of_irrelevant_alt...