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- All HBS Web
(1,489)
- People (1)
- News (156)
- Research (1,138)
- Events (7)
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- January 2, 2020
- Article
Changes in Quality of Care After Hospital Mergers and Acquisitions
By: Nancy Dean Beaulieu, Leemore S. Dafny, B. E. Landon, Jesse Dalton, Ifedayo Kuye and J. Michael McWilliams
Background: The hospital industry has consolidated substantially during the past two decades and at an accelerated pace since 2010. Multiple studies have shown that hospital mergers have led to higher prices for commercially insured patients, but research about effects... View Details
Beaulieu, Nancy Dean, Leemore S. Dafny, B. E. Landon, Jesse Dalton, Ifedayo Kuye, and J. Michael McWilliams. "Changes in Quality of Care After Hospital Mergers and Acquisitions." New England Journal of Medicine 382, no. 1 (January 2, 2020): 51–59.
- January 2024
- Article
Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger
By: Chiara Farronato, Jessica Fong and Andrey Fradkin
Digital platforms are increasingly the subject of regulatory scrutiny. In comparison to multiple competitors, a single platform may increase consumer welfare if network effects are large or may decrease welfare due to higher prices or reduction in platform variety. We... View Details
Keywords: Platform Differentiation; Digital Platforms; Network Effects; Measurement and Metrics; Mergers and Acquisitions; Outcome or Result
Farronato, Chiara, Jessica Fong, and Andrey Fradkin. "Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger." Management Science 70, no. 1 (January 2024): 464–483.
- 2011
- Working Paper
The Impact of Horizontal Mergers and Acquisitions in Price Competition Models
The question of what impact mergers and acquisitions have on key equilibrium performance measures is fundamental to our understanding of competitive dynamics in an oligopolistic industry. We address these questions in the context of price competition models with... View Details
Keywords: Mergers and Acquisitions; Cost; Price; Profit; Duopoly and Oligopoly; Performance Efficiency; Mathematical Methods; Competition
Federgruen, Awi, and Margaret P. Pierson. "The Impact of Horizontal Mergers and Acquisitions in Price Competition Models." Harvard Business School Working Paper, No. 12-031, October 2011.
- 22 Jul 2005
- Keynote Speech
Mergers and Acquisitions: Constructive or Destructive Force of Change?
By: W. Carl Kester
- April 2004
- Article
Do CEOs in Mergers Trade Power for Premium? Evidence from 'Mergers of Equals'
By: Julie Wulf
I analyze chief executive officer (CEO) incentives to negotiate shared control in the postmerger governance of the surviving firm. In order to do this, I study abnormal returns in a sample of "mergers of equals" (MOEs) transactions in which the two firms are... View Details
Keywords: Mergers and Acquisitions; Negotiation; Governance Controls; Power and Influence; Value Creation; Business and Shareholder Relations; Governing and Advisory Boards; Motivation and Incentives; Market Transactions
Wulf, Julie. "Do CEOs in Mergers Trade Power for Premium? Evidence from 'Mergers of Equals'." Journal of Law, Economics & Organization 20, no. 1 (April 2004): 60–101.
- July 2005
- Teaching Note
Utah Symphony and Utah Opera: A Merger Proposal (TN)
By: Thomas J. DeLong
Teaching Note to (9-404-116). View Details
- October 2008 (Revised May 2009)
- Supplement
Kmart and ESL Investments (B): The Sears Merger
By: Stuart C. Gilson and Sarah Abbott
Supplement to 209-044 View Details
Gilson, Stuart C., and Sarah Abbott. "Kmart and ESL Investments (B): The Sears Merger." Harvard Business School Supplement 209-045, October 2008. (Revised May 2009.)
- July 1989
- Case
Merger Negotiations Between Farmland, Cenex, and Land O'Lakes (A)
By: Ray A. Goldberg
Goldberg, Ray A. "Merger Negotiations Between Farmland, Cenex, and Land O'Lakes (A)." Harvard Business School Case 590-003, July 1989.
- July 1989 (Revised September 1989)
- Supplement
Merger Negotiations Between Farmland, Cenex, and Land O'Lakes (B)
By: Ray A. Goldberg
Goldberg, Ray A. "Merger Negotiations Between Farmland, Cenex, and Land O'Lakes (B)." Harvard Business School Supplement 590-004, July 1989. (Revised September 1989.)
- April 2000 (Revised April 2000)
- Case
Lycos, Inc.: The USA Networks, Lycos and TMCS Merger
By: Amy P. Hutton
Hutton, Amy P. "Lycos, Inc.: The USA Networks, Lycos and TMCS Merger." Harvard Business School Case 100-048, April 2000. (Revised April 2000.)
- December 2003
- Case
Antitrust Regulations in a Global Setting: The EU Investigation of the GE/Honeywell Merger
By: Mihir A. Desai, Belen Villalonga and Mark Veblen
Helps students understand the principles underlying competition and antitrust policy in the context of the proposed GE-Honeywell merger. The U.S. Department of Justice has already approved the transaction and it is being considered by the European Commission. The... View Details
Keywords: Mergers and Acquisitions; Decisions; Economy; Fairness; Governing Rules, Regulations, and Reforms; Competition; Aerospace Industry
Desai, Mihir A., Belen Villalonga, and Mark Veblen. "Antitrust Regulations in a Global Setting: The EU Investigation of the GE/Honeywell Merger." Harvard Business School Case 204-081, December 2003.
- 2020
- Working Paper
Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger
By: Chiara Farronato, Jessica Fong and Andrey Fradkin
Digital platforms are increasingly the subject of regulatory scrutiny. In comparison to multiple competitors, a single platform may increase consumer welfare if network effects are large or may decrease welfare due to higher prices or reduction in platform variety. We... View Details
Keywords: Platform Differentiation; Digital Platforms; Network Effects; Measurement and Metrics; Mergers and Acquisitions; Outcome or Result
Farronato, Chiara, Jessica Fong, and Andrey Fradkin. "Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger." NBER Working Paper Series, No. 28047, November 2020.
- March 1985 (Revised June 1985)
- Teaching Note
Conglomerates and the Merger Movement of the 1960s, Teaching Note
- October 28, 2016
- Article
AT&T, Time Warner, and What Makes Vertical Mergers Succeed
By: Bharat Anand
Keywords: Mergers and Acquisitions
Anand, Bharat. "AT&T, Time Warner, and What Makes Vertical Mergers Succeed." Harvard Business Review (website) (October 28, 2016).
- July 1989
- Supplement
Merger Negotiations Between Farmland, Cenex, and Land O'Lakes (C)
By: Ray A. Goldberg
Goldberg, Ray A. "Merger Negotiations Between Farmland, Cenex, and Land O'Lakes (C)." Harvard Business School Supplement 590-005, July 1989.
- May 1994 (Revised November 1995)
- Supplement
Shawmut National Corporation's Merger with Bank of Boston Corporation (B)
By: Benjamin C. Esty
Supplements the (A) case. View Details
Esty, Benjamin C. "Shawmut National Corporation's Merger with Bank of Boston Corporation (B)." Harvard Business School Supplement 294-120, May 1994. (Revised November 1995.)
- June 1991 (Revised June 1995)
- Teaching Note
Kraft General Foods: The Merger (A) and (B), Teaching Note
By: David J. Collis
Teaching Note for (9-391-139) and (9-795-153). View Details
Keywords: Food and Beverage Industry
- October 2009 (Revised February 2010)
- Case
Merger of Equals: The Integration of Mellon Financial and The Bank of New York (A)
By: Ryan D. Taliaferro, Clayton S. Rose and David Lane
Less than a month after the close of the merger between The Bank of New York and Mellon Financial, managers at the two firms realized that plans for combining their asset servicing businesses—and realizing the $180 million of annual cost savings that they had promised... View Details
Keywords: Mergers and Acquisitions; Asset Management; Financial Institutions; Risk Management; Integration; Information Technology; Financial Services Industry
Taliaferro, Ryan D., Clayton S. Rose, and David Lane. "Merger of Equals: The Integration of Mellon Financial and The Bank of New York (A)." Harvard Business School Case 210-016, October 2009. (Revised February 2010.)
- October 2009
- Supplement
Merger of Equals: The Integration of Mellon Financial and The Bank of New York (C)
By: Ryan D. Taliaferro, Clayton S. Rose and David Lane
[Continuation of "A" and "B" cases.] Less than a month after the close of the merger between The Bank of New York and Mellon Financial, managers at the two firms realized that plans for combining their asset servicing businesses – and realizing the $180 million of... View Details
Keywords: Mergers and Acquisitions; Horizontal Integration; Financial Institutions; Business Processes; Risk Management; Strategy; Market Transactions; Assets; System; Saving; Banking Industry; New York (state, US)
Taliaferro, Ryan D., Clayton S. Rose, and David Lane. "Merger of Equals: The Integration of Mellon Financial and The Bank of New York (C)." Harvard Business School Supplement 210-028, October 2009.
- 2004
- Article
Mergers and Acquisitions: An Experimental Analysis of Synergies, Externalities and Dynamics
By: R. Croson, A. Gomes, K. L. McGinn and M. Nöth
Croson, R., A. Gomes, K. L. McGinn, and M. Nöth. "Mergers and Acquisitions: An Experimental Analysis of Synergies, Externalities and Dynamics." Review of Finance 8, no. 4 (2004): 481–514.