Scholarly Works - Journal articles
Journal article
JAMA health forum
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June 2025
ImportanceGrowing consolidation in the dialysis industry has raised concerns about market power and the potential need for antitrust enforcement, but a lack of data previously prevented a systematic analysis of these issues.ObjectiveTo do ...
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Journal article
The journal of political economy
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May 2025
We study the effectiveness of pay-and-chase lawsuits and upfront regulations for combating health care fraud. Between 2003 and 2017, Medicare spent $7.7 billion on 37.5 million regularly scheduled ambulance rides for patients traveling to and from dialysis ...
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Journal article
Heliyon
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September 15, 2024
BACKGROUND: All patients starting dialysis should be informed of kidney transplant as a renal replacement therapy option. Prior research has shown disparities in provision of this information. In this study, we aimed to identify patient sociodemographic an ...
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Journal article
Review of Economic Studies
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March 1, 2023
We study the interaction between tax advantages for municipal bonds and the market structure of auctions for these bonds. We show that this interaction can limit a bidder’s ability to extract information rents and is a crucial determinant of state and loca ...
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Journal article
JAMA internal medicine
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December 2022
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Journal article
JAMA network open
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October 2022
ImportanceDespite a widespread belief that private insurers spend large amounts on health care for enrollees receiving dialysis, data limitations over the past decade have precluded a comprehensive analysis of the topic.ObjectiveTo examin ...
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Journal article
Journal of Political Economy
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May 1, 2022
Auctions are often used to sell assets whose future cash flows require the winner to make postauction investments. When winners’ payments are contingent on these cash flows, auction design can influence both bidding and incentives to exert effort after the ...
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Journal article
JAMA network open
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April 2022
ImportanceAs private equity (PE) acquisitions of short-term acute care hospitals (ACHs) continue, their impact on the care of medically vulnerable older adults remains largely unexplored.ObjectiveTo investigate the association between PE ...
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Journal article
RAND Journal of Economics
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March 1, 2022
We estimate a model of route-level competition between airlines who choose whether to offer nonstop or connecting service before setting prices. Airlines have full information about all quality, marginal cost, and fixed cost unobservables throughout the ga ...
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Journal article
Health affairs (Project Hope)
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November 2021
As private equity firms continue to increase their ownership stake in various health care sectors in the US, questions arise about potential impacts on the organization and delivery of care. Using a difference-in-differences approach, we investigated chang ...
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Journal article
Quarterly Journal of Economics
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February 1, 2020
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Many industries have become increasingly concentrated through mergers and acquisitions, which in health care may have important consequences for spending and outcomes. Using a rich panel of Medicare claims data for nearly one million dialysis patients, we ...
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Journal article
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January 2018
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Journal article
American Economic Journal Microeconomics
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January 1, 2016
We estimate the value of competition in United States Forest Service (USFS) timber auctions, in the context of the Reagan administration's bailout of firms that faced substantial losses on existing contracts. We use a model with endogenous entry by asymmet ...
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Journal article
The RAND Journal of Economics
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December 2014
Regulating bidder participation in auctions can potentially increase efficiency compared to standard auction formats with free entry. We show that the relative performance of two such mechanisms, a standard first‐price auction with free entry and a ...
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Journal article
RAND Journal of Economics
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March 1, 2014
We consider the relationship between market structure and health outcomes in a setting where patients have stark preferences: urology patients disproportionately match with a urologist of the same gender. In the United States, however, fewer than 6% of uro ...
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Journal article
RAND Journal of Economics
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December 1, 2013
This article shows how reserve prices can be used to control for unobserved object heterogeneity to identify and estimate the distribution of bidder values in auctions. Reserve prices are assumed to be monotonic in the realization of unobserved heterogenei ...
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