Asked by Jasmine Agosto on Jun 09, 2024
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The Condorcet paradox tells us that, even though it is impossible to satisfy all of Arrow's properties of a desirable voting system, pairwise majority voting will always satisfy transitivity.
Condorcet Paradox
The Condorcet Paradox is a concept in voting theory where individual preferences cannot be aggregated into a consistent collective decision without creating contradictions.
Arrow's Properties
A set of criteria designed by economist Kenneth Arrow to assess the social welfare or collective decision-making functions, ensuring fairness, unanimity, and independence of irrelevant alternatives.
Pairwise Majority Voting
A voting system where candidates are compared in pairs, with each pair being voted on separately, to determine the most preferred option by majority decision.
- Evaluate the effects of the Condorcet paradox and Arrow's impossibility theorem on the study of social choice theory.
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Learning Objectives
- Evaluate the effects of the Condorcet paradox and Arrow's impossibility theorem on the study of social choice theory.
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