1. Consider set of alternatives A = (a, b, c, d, e) and set of voters N = {1,2,3,4,5), that have the following preferences on set A: P₁ P₂ P3 P4 Ps a b c d b cd b d e с b a d e e b C d e e ca a a a) Find the majority graph and Condorcet winners. b) What should be chosen according to the Nanson rule? c) What should be chosen according to the Hare's rule (single transferable vote)? Use here alphabet order for tie-breaking.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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1. Consider set of altematives A (a,b,c,d, e) and set of voters N = (1,2,3,4,5), that have
the following preferences on set A:
P, P2 P3 P. Ps
с d
d b
a
b b
d
d e
e
b
d
e
e
e
a
a
a) Find the majority graph and Condorcet winners.
b) What should be chosen according to the Nanson rule?
c) What should be chosen according to the Hare's rule (single transferable vote)? Use here
alphabet order for tie-breaking.
d) Find the social decision if the federation rule P (P, n P)U P, will be used. Here XPTY
means that altemative x is less preferable than alternative y for voter i.
Transcribed Image Text:1. Consider set of altematives A (a,b,c,d, e) and set of voters N = (1,2,3,4,5), that have the following preferences on set A: P, P2 P3 P. Ps с d d b a b b d d e e b d e e e a a a) Find the majority graph and Condorcet winners. b) What should be chosen according to the Nanson rule? c) What should be chosen according to the Hare's rule (single transferable vote)? Use here alphabet order for tie-breaking. d) Find the social decision if the federation rule P (P, n P)U P, will be used. Here XPTY means that altemative x is less preferable than alternative y for voter i.
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