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14 Cards in this Set
- Front
- Back
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Plurality Method
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To choose the candidate with the most first place votes.
Majority criterion may violate the condorcet |
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Borda Count Method
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first second and third are assigned point values.
Majority and Condorcet Criterion may be violated |
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Plurality with elimination
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Least amount of first place votes is out...continue this pattern.
May violate condorcet criterion and also monotonicity |
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Copelands method (pairwise comparison)
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each candidate is compared to every other candidate one on one for each win candidate gets 1 point for each tie is 1/2 point. Most points wins
independence of irrelevance criterion may be violated |
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Majority Criterion
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if someone has more than half the first place votes they should win
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Condorcet Criterion
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if a candidate wins all the head to head comparisons than they should win
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Monotonicity Criterion
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if choice x wins and election and in a re election the only changes favor x, it should still win.
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Independence of Irrelevence Criterion
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if choice x wins an election, and one or more other choices are disqualified and the ballots re-counted, x should still win
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Recursive ranking
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use method x to determine first place winner...eliminate and use same method to determine second and third place.
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Kenneth Arrows Theorm of 1941
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in elections involving 3+ candidates there is no consistently fair democratic voting method.
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Dictator
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if a players weight is equal to or greater than the quota
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Dummy
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A player with no power
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Veto Power
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when a player can single handedly prevent the passing of a motion.
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Pivitol Player
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one who's entry turns the coalition from losing to winning.
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