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University of Pennsylvania Carey Law School

Economics

Law and economics

2019

Articles 1 - 4 of 4

Full-Text Articles in Law

Spillover Effects In Police Use Of Force, Justin E. Holz, Roman G. Rivera, Bocar A. Ba Dec 2019

Spillover Effects In Police Use Of Force, Justin E. Holz, Roman G. Rivera, Bocar A. Ba

All Faculty Scholarship

We study the link between officer injuries-on-duty and the force-use of their peers using a network of officers who, through a random lottery, began the police academy together. We find that peer injuries-on-duty increase the probability of using force by 7%. The effect is concentrated in a narrow time window near the event and is not associated with significantly lower injury risk to the officer. Complaints of improper searches and failure to provide service also increase after peer injuries, suggesting that the increase in force might be driven by heightened risk aversion.


In-Group Bias And The Police: Evidence From Award Nominations, Nayoung Rim, Roman G. Rivera, Bocar A. Ba Oct 2019

In-Group Bias And The Police: Evidence From Award Nominations, Nayoung Rim, Roman G. Rivera, Bocar A. Ba

All Faculty Scholarship

This paper examines the impact of in-group bias on the internal dynamics of a police department. Prior studies have documented racial bias in policing, but little is known about bias against officers due to lack of available data. We construct a novel panel dataset of Chicago Police Department officers, with detailed information on officer characteristics and work productivity. Exploiting quasi-random variation in supervisor assignment, we find that white supervisors are less likely to nominate black officers than white or Hispanic officers. We find weaker evidence that male supervisors are less likely to nominate female officers than male officers. We explore …


How Liability Insurers Protect Patients And Improve Safety, Tom Baker, Charles Silver Jan 2019

How Liability Insurers Protect Patients And Improve Safety, Tom Baker, Charles Silver

All Faculty Scholarship

Forty years after the publication of the first systematic study of adverse medical events, there is greater access to information about adverse medical events and increasingly widespread acceptance of the view that patient safety requires more than vigilance by well-intentioned medical professionals. In this essay, we describe some of the ways that medical liability insurance organizations contributed to this transformation, and we catalog the roles that those organizations play in promoting patient safety today. Whether liability insurance in fact discourages providers from improving safety or encourages them to protect patients from avoidable harms is an empirical question that a survey …


The New Titans Of Wall Street: A Theoretical Framework For Passive Investors, Jill E. Fisch, Asaf Hamdani, Steven Davidoff Solomon Jan 2019

The New Titans Of Wall Street: A Theoretical Framework For Passive Investors, Jill E. Fisch, Asaf Hamdani, Steven Davidoff Solomon

All Faculty Scholarship

Passive investors — ETFs and index funds — are the most important development in modern day capital markets, dictating trillions of dollars in capital flows and increasingly owning much of corporate America. Neither the business model of passive funds, nor the way that they engage with their portfolio companies, however, is well understood, and misperceptions of both have led some commentators to call for passive investors to be subject to increased regulation and even disenfranchisement. Specifically, this literature takes a narrow view both of the market in which passive investors compete to manage customer funds and of passive investors’ participation …