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Dublin Core |
PKP Metadata Items |
Metadata for this document |
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1. |
Title |
Title of document |
Minimally unstable Pareto improvements over deferred acceptance |
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2. |
Creator |
Author's name, affiliation |
Battal Dogan; Department of Economics, University of Bristol |
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2. |
Creator |
Author's name, affiliation |
Lars Ehlers; Département de sciences économiques and CIREQ, Université de Montréal |
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3. |
Subject |
Subject(s) |
School choice, deferred acceptance, stability comparisons, cardinal minimal instability |
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3. |
Subject |
Subject classification |
C70, D47, D61, D63 |
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4. |
Description |
Abstract |
We investigate efficient and minimally unstable Pareto improvements over the deferred acceptance (DA) mechanism-a popular school choice mechanism which is stable but not efficient. We show that there is no Pareto improvement over the DA mechanism which is minimally unstable among efficient assignments when the stability comparison is based on counting the number of blocking pairs. Our main result characterizes the priority profiles for which there exists a Pareto improvement over the DA assignment that is minimally unstable among efficient assignments. We further consider an alternative natural stability comparison based on the set of blocking students who are involved in at least one blocking pair, show that the impossibilities remain, and characterize the possibility domain of priority profiles. |
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5. |
Publisher |
Organizing agency, location |
Econometric Society |
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6. |
Contributor |
Sponsor(s) |
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7. |
Date |
(YYYY-MM-DD) |
2021-11-08 |
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8. |
Type |
Status & genre |
Peer-reviewed Article |
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8. |
Type |
Type |
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9. |
Format |
File format |
pdf
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10. |
Identifier |
Universal Resource Indicator |
https://econtheory.org/ojs/index.php/te/article/view/4257 |
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11. |
Source |
Journal/conference title; vol., no. (year) |
Theoretical Economics; Volume 16, Number 4 (November 2021) |
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12. |
Language |
English=en |
en |
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15. |
Rights |
Copyright and permissions |
Authors who publish in Theoretical Economics will release their articles under the Creative Commons Attribution-NonCommercial license. This license allows anyone to copy and distribute the article for non-commercial purposes provided that appropriate attribution is given. |