Comparison of Single-member District Election Methods
Monotonic | Condorcet | Condorcet loser | Majority | Majority loser | Mutual majority | Smith | ISDA | Clone independence | Reversal symmetry | Polynomial time | Participation, Consistency | Later no harm | |
Schulze | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No | No |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ranked pairs | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No | No |
Kemeny-Young | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No | Yes | No | No | No |
Nanson | No | Yes | Yes | Yes | Yes | Yes | Yes | No | No | Yes | Yes | No | No |
Baldwin | No | Yes | Yes | Yes | Yes | Yes | Yes | No | No | No | Yes | No | No |
AV/IRV | No | No | Yes | Yes | Yes | Yes | No | No | Yes | No | Yes | No | Yes |
Borda | Yes | No | Yes | No | Yes | No | No | No | No | Yes | Yes | Yes | No |
Bucklin | Yes | No | No | Yes | Yes | Yes | No | No | No | No | Yes | No | No |
Coombs | No | No | Yes | Yes | Yes | Yes | No | No | No | No | Yes | No | ? |
MiniMax | Yes | Yes | No | Yes | No | No | No | No | No | No | Yes | No | No |
Plurality | Yes | No | No | Yes | No | No | No | No | No | No | Yes | Yes | Yes |
Anti-plurality | Yes | No | No | No | Yes | No | No | No | No | No | Yes | Yes | ? |
Contingent voting | No | No | Yes | Yes | Yes | No | No | No | No | No | Yes | No | Yes |
Sri Lankan contingent voting | No | No | No | Yes | No | No | No | No | No | No | Yes | No | Yes |
Supplementary voting | No | No | No | Yes | No | No | No | No | No | No | Yes | No | Yes |
Read more about this topic: Single Winner Electoral Systems
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