District-Fair Participatory Budgeting

نویسندگان

چکیده

Participatory budgeting is a method used by city governments to select public projects fund based on residents' votes. Many cities use participatory at district level. Typically, budget divided among districts proportionally their population, and each holds an election over local then uses its the most preferred voters. However, district-level can yield poor social welfare because it does not necessarily supported across multiple districts. On other hand, decision making that only takes global into account be unfair districts: A social-welfare-maximizing solution might any of district, despite fact constituents pay taxes city. Thus, we study how fairly maximize in setting with single city-wide election. We propose notion fairness guarantees least as much would have received show that, although optimizing subject this NP-hard, efficiently construct lottery welfare-optimal outcomes fair expectation. Moreover, when are allowed slightly relax fairness, compute welfare-maximizing, but which may overspend budget.

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ژورنال

عنوان ژورنال: Proceedings of the ... AAAI Conference on Artificial Intelligence

سال: 2021

ISSN: ['2159-5399', '2374-3468']

DOI: https://doi.org/10.1609/aaai.v35i6.16688