A modified version of Arrow’s IIA condition

Autor: Eric Maskin
Rok vydání: 2020
Předmět:
Zdroj: Social Choice and Welfare. 54:203-209
ISSN: 1432-217X
0176-1714
DOI: 10.1007/s00355-020-01241-7
Popis: I propose a modified version of Arrow's independence of irrelevant alternatives condition (IIA). The new version preserves the most attractive feature of traditional IIA, viz., that it rules out vote-splitting in elections (in which two or more popular candidates split the vote, allowing a relatively unpopular candidate to win). Moreover, it permits election outcomes to reflect voters' preference intensities, unlike the traditional condition.
Databáze: OpenAIRE
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