CPO-STV: Difference between revisions

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It has not been proven whether CPO-STV is proportional for Droop solid coalitions.
It has not been proven whether CPO-STV is proportional for Droop solid coalitions. However, if it can be, then its cycle resolution method likely must choose from the [[Smith set|Smith Set]] of winner sets in order to do so, as Smith-efficiency guarantees Droop proportionality (the [[Mutual majority criterion|mutual majority]] criterion) in the single-winner case.