Publications
Publications
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- All HBS Web
(120,129)
- Faculty Publications (173)
- Article
"Troll" Check? A Proposal for Administrative Review of Patent Litigation
By: Lauren Cohen, John Golden, Umit Gurun and Scott Duke Kominers
The patent system is commonly justified as a way to promote social welfare and, more specifically, technological progress. For years, however, there has been concern that patent litigation is undermining, rather than furthering, these goals. Particularly in the United... View Details
- September 2017 (Revised June 2019)
- Case
Dianrong: Marketplace Lending, Blockchain, and 'The New Finance' in China
By: Christopher J. Malloy, Lauren H. Cohen and Anthony K. Woo
This case examines the strategic positioning of Dianrong, one of the largest online peer-to-peer (P2P) lending platforms in China, in its attempt to become a foundational player in the expansion of the FinTech sector in Asia. Dianrong had recently announced the... View Details
- November 2017
- Comment
Discussion: Do Common Inherited Beliefs and Values Influence CEO Pay?
By: Lauren Cohen
The origin of preferences is something we know strikingly little about in economics. Given the central importance of preferences, we have not invested nearly the time we should into this concept. And so, as an overarching research direction, I am heartened by the push... View Details
- Article
Patent Trolling Isn't Dead—It's Just Moving to Delaware
By: Lauren Cohen, Umit G. Gurun and Scott Duke Kominers
- February 2017
- Article
Resident Networks and Corporate Connections: Evidence from World War II Internment Camps
By: Lauren Cohen, Umit Gurun and Christopher J. Malloy
We demonstrate that simply by using the ethnic makeup surrounding a firm’s location, we can predict, on average, which trade links are valuable for firms. Using customs and port authority data on the international shipments of all U.S. publicly traded firms, we show... View Details
- 2017
- Chapter
Empirical Evidence on the Behavior and Impact of Patent Trolls: A Survey
By: Lauren Cohen, Umit Gurun and Scott Duke Kominers
We survey the empirical literature on non-practicing entity (NPE) litigation behavior and its consequences. We document both aggregate trends and cross-sectional differences amongst various types of NPEs. Survey evidence illustrates a number of ways in which NPEs can... View Details
Keywords: Patent Trolls; NPEs; PAEs; Innovation; Patents; Lawsuits and Litigation; Innovation and Invention
- December 2016
- Article
Industry Window Dressing
By: Huaizhi Chen, Lauren Cohen and Dong Lou
We explore a new mechanism by which investors take correlated shortcuts and present evidence that managers undertake actions—in the form of sales management—to take advantage of these shortcuts. Specifically, we exploit a regulatory provision wherein a firm’s primary... View Details
- July 2016
- Case
Disintermediating the Banks: ThinCats and the Peer-to-Peer Lending Industry
By: Lauren Cohen, Tom Grant, Christopher Malloy and William Powley
- Article
The Growing Problem of Patent Trolling
By: Lauren Cohen, Umit Gurun and Scott Duke Kominers
The last decade has seen a sharp rise in patent litigation in the U.S., with 2015 having one of the highest patent lawsuit counts on record. In theory, this could be a consequence of growth in the commercialization of technology and innovation—patent lawsuits increase... View Details
- 2016
- Article
Cloaked Trading
By: Lauren Cohen, Dong Lou and Christopher J. Malloy
Using a novel, proprietary database of micro-level trading activities by asset managers, we show strong evidence of asset managers engaging in strategic trading in order to “cloak” their most valuable trades. This takes the form, for instance, of a manager who sells... View Details
- Article
Congress Must Look Forward in Reining in Patent Trolls
By: Lauren Cohen, Umit G. Gurun and Scott Duke Kominers
- April 2015
- Case
Domeyard: Starting a High-Frequency Trading (HFT) Hedge Fund
By: Lauren Cohen, Christopher Malloy and Matthew Foreman
The principals at Domeyard, a start-up high frequency trading (HFT) hedge fund based in Cambridge, faced a myriad of important decisions: which markets to trade on, how to raise capital, and from whom to raise capital. Many of these decisions were standard for... View Details
- Blog Post
How U.S. Laws Protecting America's Best Ideas Are Killing Innovation
By: Lauren Cohen, Umit G. Gurun and Scott Duke Kominers
- December 2014
- Case
The Complexity of Vanguard's Entry Decision into ETFs (A)
By: Lauren Cohen, Christopher Malloy and Tina Tang
- August 2014
- Article
Friends in High Places
By: Lauren Cohen and Christopher Malloy
We demonstrate that personal connections amongst U.S. politicians have a significant impact on Senate voting behavior. Networks based on alumni connections between politicians are consistent predictors of voting behavior. We estimate sharp measures that control for... View Details
- 2018
- Working Paper
Patent Trolls: Evidence from Targeted Firms
By: Lauren Cohen, Umit G. Gurun and Scott Duke Kominers
We provide the first large-sample evidence on the behavior and impact of non-practicing entities (NPEs) in the intellectual property space. We find that on average, NPEs appear to behave as opportunistic “patent trolls.” NPEs sue cash-rich firms—and target cash in... View Details
- December 2013
- Article
Legislating Stock Prices
By: Lauren Cohen, Karl Diether and Christopher Malloy
We demonstrate that legislation has a simple, yet previously undetected impact on stock prices. Exploiting the voting record of legislators whose constituents are the affected industries, we show that the votes of these "interested" legislators capture important... View Details
- August 2013
- Teaching Note
Seeking Alpha in the Afterlife: CMG Life Services and the Life Settlement Industry
By: Lauren Cohen