Publications

March 2021
Article

The Impact of the General Data Protection Regulation on Internet Interconnection

By: Ran Zhuo, Bradley Huffaker, KC Claffy and Shane Greenstein

The Internet comprises thousands of independently operated networks, where bilaterally negotiated interconnection agreements determine the flow of data between networks. The European Union’s General Data Protection Regulation (GDPR) imposes strict restrictions on... View Details

Keywords: Personal Data; Privacy Regulation; GDPR; Interconnection Agreements; Internet and the Web; Governing Rules, Regulations, and Reforms

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01 Jun 2007
Working Paper Summaries

Firm-Size Distribution and Cross-Country Income Differences

Keywords: by Laura Alfaro, Andrew Charlton & Fabio Kanczuk

August 2010
Article

Sell-Side School Ties

By: Lauren H. Cohen, Christopher J. Malloy and Andrea Frazzini

We study the impact of social networks on agents' ability to gather superior information about firms. Exploiting novel data on the educational backgrounds of sell-side equity analysts and senior officers of firms, we test the hypothesis that analysts' school ties to... View Details

Keywords: Investment Return; Investment Portfolio; Corporate Disclosure; Governing Rules, Regulations, and Reforms; Knowledge Acquisition; Social and Collaborative Networks

2023
Working Paper

The Buy-In Effect: When Increasing Initial Effort Motivates Behavioral Follow-Through

By: Holly Dykstra, Shibeal O'Flaherty and A.V. Whillans

Behavioral interventions often focus on reducing friction to encourage behavior change. In contrast, we provide evidence that adding friction can promote long-term behavior change when behaviors involve repeated costly efforts over longer time horizons. In... View Details

Keywords: Friction; Behavior; Environmental Sustainability; Transportation; Outcome or Result

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2024
Working Paper

Hidden Alpha

By: Manuel Amman, Alexander Cochardt, Lauren Cohen and Stephan Heller

This paper documents the central role of hidden connections between fund managers and firm officers in financial markets, drawing on an extensive dataset of over 100 thousand manually identified Facebook profiles and their 35 million Facebook friends. Our findings... View Details

Keywords: Returns; Investment Return; Networks

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21 Dec 2018
News

Come vinili, orologi meccanici e barche a vela hanno sconfitto il progresso

September 1991 (Revised February 1993)
Case

Burroughs Wellcome and AZT (A)

By: Willis M. Emmons III

Burroughs Wellcome Co., developer of AZT, the first drug approved by the U.S. Food and Drug Administration for the treatment of Acquired Immune Deficiency Syndrome (AIDS), finds itself under siege in September 1989 by AIDS activists and various segments of the U.S.... View Details

Keywords: Governing Rules, Regulations, and Reforms; Ethics; Business and Government Relations; Communication Strategy; Health Care and Treatment; Monopoly; Intellectual Property; Research and Development; Price; Pharmaceutical Industry; London

October 2018 (Revised July 2023)
Case

The Boston Beer Company (A): New CEO

By: Christina R. Wing and Marco Iansiti

In 1984, when the Boston Beer Company’s Samuel Adams Boston Lager was first sold, founder Jim Koch had helped ignite a craft beer movement by making small-batch premium beers in an era of industry consolidation. By 2018, Boston Beer was a publicly traded company that... View Details

Keywords: Beer/brewing Industry; Succession; Leadership; Change; Supply Chain; Change Management; Entrepreneurship; Supply Chain Management; Management Succession; Food and Beverage Industry; United States; Boston

May 2006 (Revised April 2009)
Case

Cola Wars Continue: Coke and Pepsi in 2006

By: David B. Yoffie and Michael Slind

Examines the industry structure and competitive strategy of Coca-Cola and Pepsi over 100 years of rivalry. New challenges in 2006 include boosting flagging carbonated soft drink (CSD) sales and finding new revenue streams. Both firms also began to modify their... View Details

Keywords: History; Competitive Strategy; Industry Structures; Growth and Development Strategy; Food and Beverage Industry; United States

October 2014 (Revised April 2023)
Case

Gilead: Hepatitis C Access Strategy (A)

By: V. Kasturi Rangan, Vikram Rangan and David E. Bloom

Gilead had come up with an innovative drug for Hepatitis C, which affected 180 million people worldwide. The drug was priced at $1,000 a pill for the US market. Gilead had to decide how to price and market the pill in developing countries that bore the brunt of the... View Details

Keywords: Healthcare; Pharmaceuticals; Pricing; Access To Care; Emerging Markets; Health Care and Treatment; Price; Strategy; Ethics; Health Industry; Pharmaceutical Industry

March 2011 (Revised March 2011)
Case

Horizon Blue Cross Blue Shield of New Jersey - Managing in the Shadow of Health Care Reform

By: Felix Oberholzer-Gee, Raffaella Sadun and Richard G. Hamermesh

Per the Patient Protection and Affordable Care Act (PPACA), which President Obama signed in 2010, states would be required to create state-wide health insurance marketplaces - the Health Benefit Exchanges (HBEs) - in which individuals and small employers could choose... View Details

Keywords: Insurance; Health Care and Treatment; Governing Rules, Regulations, and Reforms; Emerging Markets; Risk and Uncertainty; Health Industry; Insurance Industry; New Jersey

11 Mar 2020
News

The U.S. President faces a triple threat of crises

29 Jul 2020
News

Financial Times Article: Business schools are reckoning with their poor record on race

October 2018 (Revised July 2023)
Case

Innovation at Uber: The Launch of Express POOL

By: Chiara Farronato, Alan MacCormack and Sarah Mehta

Set in March 2018, the case follows ride-sharing company Uber as it develops and launches a new product called Express POOL. This product offers a reduced price to riders willing to carpool, walk a short distance to/from their pick-up and drop-off points, and wait a... View Details

Keywords: Innovation and Management; Innovation Leadership; Innovation Strategy; Technological Innovation; Information Technology; Mobile and Wireless Technology; Applications and Software; Digital Platforms; Decision Making; Technology Industry; California; San Francisco

January 2013
Supplement

The Great East Japan Earthquake (E): Yamato Transport's Response

By: Hirotaka Takeuchi, Leonard Kosinski, Christina Royce, Anna Stetsovskaya and Evgeny Vasilyev

CEO Kikawa of Yamato Transport gave orders to his managers right after the triple disaster hit the Tohoku region of Japan to do whatever it takes to save lives and not to worry about costs. He also felt that he had to confront the government to make donations to the... View Details

Keywords: Japan; Earthquake; Yamato Transport Company; Natural Disasters; Business and Shareholder Relations; Philanthropy and Charitable Giving; Transportation Industry; Japan