Social Learning in Lung Transplant Decision

Fuente: arXiv
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Main Authors: Doval, Laura, Huang, Federico Echenique Wanying, Xin, Yi
Format: Preprint
Published: 2024
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author Doval, Laura
Huang, Federico Echenique Wanying
Xin, Yi
author_facet Doval, Laura
Huang, Federico Echenique Wanying
Xin, Yi
contents We study the allocation of deceased-donor lungs to patients in need of a transplant. Patients make sequential decisions in an order dictated by a priority policy. Using data from a prominent Organ Procurement Organization in the United States, we provide reduced-form evidence of social learning: because patients accept or reject organs in sequence, their decisions exhibit herding behavior, often rejecting an organ that would otherwise be accepted. We develop and estimate a structural model to quantify the impact of various policy proposals and informational regimes. Our results show that blinding patients to their position in the sequence\textemdash thereby eliminating social learning\textemdash boosts organ allocation but reduces average utility per patient. In contrast, prioritizing patients by their likelihood of acceptance exacerbates social learning, leading to fewer organ allocations. Nevertheless, it raises utility per accepted organ and expedites the allocation process.
format Preprint
id arxiv_https___arxiv_org_abs_2411_10584
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Social Learning in Lung Transplant Decision
Doval, Laura
Huang, Federico Echenique Wanying
Xin, Yi
General Economics
Economics
We study the allocation of deceased-donor lungs to patients in need of a transplant. Patients make sequential decisions in an order dictated by a priority policy. Using data from a prominent Organ Procurement Organization in the United States, we provide reduced-form evidence of social learning: because patients accept or reject organs in sequence, their decisions exhibit herding behavior, often rejecting an organ that would otherwise be accepted. We develop and estimate a structural model to quantify the impact of various policy proposals and informational regimes. Our results show that blinding patients to their position in the sequence\textemdash thereby eliminating social learning\textemdash boosts organ allocation but reduces average utility per patient. In contrast, prioritizing patients by their likelihood of acceptance exacerbates social learning, leading to fewer organ allocations. Nevertheless, it raises utility per accepted organ and expedites the allocation process.
title Social Learning in Lung Transplant Decision
topic General Economics
Economics
url https://arxiv.org/abs/2411.10584