Lecture2 (1)

Weveshownpairwisecomparisonviolatestheiiacriterioninfa

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Unformatted text preview: Examples Pairwise comparison, as a voting method, clearly satisfies Concordet Criterion. Methods 1­3 all violate this Criterion, however. What can go wrong? place\votes 8 4 5 1 1st A D C D 2nd B A B A 3rd C C D B 4th D B A C A vs. B A vs. C A vs. D B vs. C B vs. D C vs. D A ­ 2, B ­ 1.5, C ­ 1.5, D ­ 1 Problem: Suppose B and C, losing candid...
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