Publications

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20 Jul 2007
Keynote Speech

The New Activist Investors: Private Equity, Hedge Funds and Takeovers

By: W. Carl Kester

Keywords: Mergers and Acquisitions; Change

2007
Working Paper

Hedge Fund Investor Activism and Takeovers

By: Robin Greenwood and Michael Schor

We examine long-horizon stock returns around hedge fund activism in a comprehensive sample of 13D filings by portfolio investors between 1993 and 2006. Abnormal returns surrounding investor activism are high for the subset of targets that are... View Details

Keywords: Mergers and Acquisitions; Private Equity; Investment Return; Investment Activism; Investment Portfolio; Corporate Governance

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2007
Other Unpublished Work

Hedge Fund Investor Activism and Takeovers

By: Robin Greenwood and Michael Schor

Keywords: Mergers and Acquisitions; Private Equity; Investment Return; Investment Activism; Investment Portfolio; Corporate Governance

SSRN

November 2006 (Revised July 2021)
Case

Kerr-McGee

By: Robin Greenwood and André Perold

Activist investors Carl Icahn and Barry Rosenstein acquire a stake in Oklahoma-based company Kerr-McGee. They demand two board seats and ask the company to make several operational and financial changes, including the repurchase of equity and divestiture of their... View Details

Keywords: Investment Activism; Restructuring; Equity; Investment; Management; Governance Controls; Corporate Strategy; Chemical Industry; Energy Industry; United States

November 2006 (Revised December 2012)
Background Note

Strategies Beyond the Market

By: Felix Oberholzer-Gee and Dennis Yao

Strategists are not alone in finding failing markets irresistible. Governments and social groups ranging from unions to the World Wildlife Fund also respond to market failures. Governments typically seek to fix failing markets, often with prescriptions of what... View Details

Keywords: Markets; Failure; Strategy; Situation or Environment; Social Issues; Government and Politics; Corporate Social Responsibility and Impact

June 2006 (Revised April 2024)
Case

Creditor Activism in Sovereign Debt: 'Vulture' Tactics or Market Backbone

By: Laura Alfaro and Ingrid Vogel

The role of distressed debt funds, also known as "vulture funds," in sovereign debt restructuring was a hotly debated topic, especially after the success of Elliot Associates in converting an $11 million investment in Peruvian bonds worth $21 million into a $58 million... View Details

Keywords: Vulture Funds; Borrowing and Debt; Bonds; Investment Activism; Investment Funds; Sovereign Finance; Government and Politics; Contracts; Business and Government Relations; Peru

June 2002 (Revised November 2005)
Case

Life, Death, and Property Rights: The Pharmaceutical Industry Faces AIDS in Africa

By: Debora L. Spar

In the final years of the 20th century, the world was hit by a plague of epidemic proportions--AIDS, a life-threatening disease that remained stubbornly immune to any cure or vaccine. In the developed nations of the West, AIDS was slowly brought under control through a... View Details

Keywords: Patents; Health Pandemics; Corporate Social Responsibility and Impact; Pharmaceutical Industry; Africa

October 2001 (Revised April 2002)
Case

Calgene, Inc.

By: Ray A. Goldberg and John T. Gourville

In 1993, Calgene is on the verge of introducing the world's first genetically engineered plant product--a tomato will taste better and stay fresh longer. At the same time, it is using biotechnology to produce improved plant products for the cottonseed and the... View Details

Keywords: Information Technology; Marketing Strategy; Market Entry and Exit; Product Launch; Innovation Strategy; Social Issues; Production; Problems and Challenges; Biotechnology Industry; Agriculture and Agribusiness Industry

June 2001 (Revised November 2001)
Case

Plum Creek Timber (B)

By: Max H. Bazerman, Jack Troast, Hannah Bowles and Nicole Nasser

Plum Creek Timber Co. decides to go ahead with negotiations for a Habitat Conservation Plan (HCP) on its Pacific Northwest properties. HCP represents a new form of public-private-sector collaboration and innovation to improve upon command-and-control environmental... View Details

Keywords: Conflict of Interests; Negotiation Process; Negotiation Participants; Environmental Sustainability; Business and Government Relations; Forest Products Industry; United States

January 2000 (Revised September 2002)
Case

Hitting the Wall: Nike and International Labor Practices

By: Debora L. Spar and Jennifer Burns

In the mid-1990s Nike, one of the world's most successful footwear companies, is hit by a spate of alarmingly bad publicity. After years of high-profile media attention as the company that can "just do it," Nike is suddenly being portrayed as a firm that relies on... View Details

Keywords: Wages; Developing Countries and Economies

February 1998 (Revised March 2000)
Case

Burma Pipeline, The

By: Debora L. Spar and Lane LaMure

In 1996, Unocal Corp. joined forces with the French Total company to construct an ambitious natural gas pipeline from the Andaman Sea across the southern tip of Burma and into Thailand. At an estimated cost of $1.2 billion, the pipeline was designed to bring sorely... View Details

Keywords: Political Risk; Risk Management; Corporate Social Responsibility and Impact; Social Issues; Foreign Direct Investment; Energy Industry; Asia

September 1993 (Revised October 1994)
Case

Environment and International Trade

By: Forest L. Reinhardt

During the 1990s, environmental activists became interested in trade issues for the first time. Whereas GATT, the General Agreement on Tariffs and Trade, had previously been the province of trade specialists, a new poster popular among environmentalists depicted the... View Details

Keywords: Trade; Environmental Sustainability; Science-Based Business; Policy; Government and Politics; Agreements and Arrangements; Alliances; Globalization; International Relations; Conflict of Interests

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