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- Faculty Publications (77)
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- All HBS Web (152)
- Faculty Publications (77)
- Fall 2024
- Article
Redemption Mechanisms in Poison Pills: Evidence on Pill Design and Law Firm Effects
By: Olivier Baum and Guhan Subramanian
We present the first evidence on the incidence of “trip wire” versus “last look” poison pills. Using a hand-collected data set of 130 poison pills implemented and/or amended between January 1, 2020 and March 31, 2023, we find that pills are almost evenly divided... View Details
Baum, Olivier, and Guhan Subramanian. "Redemption Mechanisms in Poison Pills: Evidence on Pill Design and Law Firm Effects." Business Lawyer 79, no. 4 (Fall 2024): 1043–1069.
- 17 Jul 2017
- Op-Ed
Op-Ed: As America Recedes from Global Leadership, Its CEOs are Stepping Up
action by any president, Democrat or Republican. CEOs speaking out against Trump’s climate decision ranged from energy executives like Exxon’s Darren Woods, Dow’s Andrew Liveris, and Tesla’s Elon Musk to... View Details
Keywords: by Bill George
- 12 Jul 2020
- Book
The Harvard Business School Faculty Summer Reader 2020
over to technology strategy today. Finally, I look forward to learning more about the ultimate enigma of our time in Elon Musk: Tesla, SpaceX, and the Quest for a Fantastic Future by Ashlee Vance. What They... View Details
Keywords: by Staff
- October 2021
- Background Note
How to Write an Action-Planning Memo
By: Ryan Raffaelli and Akshaya Varghese
The ability to communicate an action plan through writing is essential for advancing ideas, earning credibility, and garnering support. Research has shown that leaders who write formal plans are more likely to execute successfully—written plans help members of an... View Details
Raffaelli, Ryan, and Akshaya Varghese. "How to Write an Action-Planning Memo." Harvard Business School Background Note 422-033, October 2021.
- November 2022
- Case
Ajax Health: A New Model for Medical Technology Innovation
By: Regina E. Herzlinger and Ben Creo
This case teaches key success factors for both startup and established MedTech firms. It examines how to structure a firm to maximize innovation and financial returns with organizational structures that better align the incentives for the different skill sets... View Details
Keywords: Business Startups; Success; Innovation Strategy; Mergers and Acquisitions; Market Entry and Exit; Financial Strategy; Business Model; Partners and Partnerships; Entrepreneurship; Private Equity; Technology Industry; Medical Devices and Supplies Industry
Herzlinger, Regina E., and Ben Creo. "Ajax Health: A New Model for Medical Technology Innovation." Harvard Business School Case 323-043, November 2022.
- 01 Nov 2011
- First Look
First Look: Nov. 1
repatriated earnings from foreign affiliates exceeded net capital investments by $1.1 trillion in 2010 dollars; and from 1950 to 2010, repatriated earnings and net interest from foreign affiliates exceeded net equity investments and loans... View Details
Keywords: Sean Silverthorne
- 05 Jul 2017
- What Do You Think?
Can Innovation Save Us From Ourselves?
Summing Up Do We Need to Give More Attention to the Dark Side of Innovation? Innovation may be able to help us deal with problems such as famine, pollution, and even global warming. But unless it can prove to be just as effective in combating destructive human traits... View Details
- 22 Feb 2000
- Research & Ideas
Social Capital Markets: Creating Value in the Nonprofit World
of the Roberts Enterprise Development Fund (REDF) in SanFrancisco. Created by George Roberts, one of the founders of the New Yorkinvestment firm Kohlberg Kravis Roberts & Co., REDF has been a pioneer... View Details
Keywords: by Anne Kavanagh
- 25 Aug 2017
- Op-Ed
Op-Ed: After Charlottesville, Where Does a CEO's Responsibility Lie?
President Trump’s recent pullout from the Paris climate accord drew the ire of many high-visibility CEOs including Richard Branson, Lloyd Blankfein, Elon Musk, Tim Cook, and Jeffrey Immelt. But the president’s statements around... View Details
Keywords: by Gautam Mukunda
- 27 Jun 2017
- First Look
First Look at New Research and Ideas, June 27
Capital, both companies he co-founded. The case outlines the technology—first brought to widespread attention by Tesla and SpaceX executive Elon Musk—then follows Pishevar as he builds a team, develops... View Details
Keywords: Sean Silverthorne
- 30 Jan 2019
- What Do You Think?
Who Will Measure up to These Two Remarkable Leaders?
(the) future going to come from? Which schools, if any, business or otherwise, are teaching these skills?” One way to respond to his questions is to look into the educational backgrounds of those cited as potential candidates by other... View Details
- 31 Jul 2015
- Research & Ideas
The Faculty Reader: Who is Reading What This Summer?
carry over to technology strategy today. Finally, I look forward to learning more about the ultimate enigma of our time in Elon Musk: Tesla, SpaceX, and the Quest for a Fantastic Future by Ashlee Vance. This... View Details
- 29 Jun 2016
- News
Women of Wall Street Tell Their Story
financed by women, in an industry where women have been largely underrepresented in all of these roles,” says Mandelli, who is managing director of the investment firm Kohlberg Kravis Roberts & Co. “And the... View Details
The Emergence of Charismatic Business Leadership
The Emergence of Charismatic Business Leadership is an examination of how the role of the business leader in the U.S. has changed from World War II to the present. A small number of high-profile individuals have transformed the face of modern-day... View Details
- 01 Jun 2017
- News
Supercharged
“Crush it!” I was test-driving a Tesla Model S 75D under the watchful eye of Kristin, the “owner-advisor” tasked with accompanying me while I took one of Elon Musk’s battery-powered luxury cars for a spin on the Far West Side of... View Details
- September 30, 2019
- Article
Climate Change and Our Emerging Cultural Shift
By: Andrew J. Hoffman
Today, we have made climate change trivial by making its solutions easy, looking for simple answers that are palatable, generally framing it in the language of commerce. In the long run, it won’t work. There is no technological or political silver bullet to solving our... View Details
Hoffman, Andrew J. "Climate Change and Our Emerging Cultural Shift." Behavioral Scientist (September 30, 2019).
- 15 May 2018
- First Look
New Research and Ideas, May 15, 2018
productive. That’s a missed opportunity. Questioning is a powerful tool for unlocking value in companies: It spurs learning and the exchange of ideas, it fuels innovation and better performance, and it builds trust among team members. And it can mitigate business risk... View Details
Keywords: Dina Gerdeman
- November 2019 (Revised April 2021)
- Technical Note
Rechargeable Batteries, 2017: Gigafactory Wars in the Offing?
By: John R. Wells and Benjamin Weinstock
In 2017, the global market for rechargeable lithium-ion (Li-ion) batteries was 126 gigawatt-hours (GWh) valued at $37 billion, growing by $10 billion in two years. Once confined largely to consumer electronics and appliances, the rapid increase in demand was spurred by... View Details
Keywords: Batteries; Rechargeable Batteries; Lithium-ion; Lithium-ion Batteries; Electric Vehicle; Electric Vehicles; Energy Entrepreneurship; Energy Markets; Energy Storage; Battery; Demand Uncertainty; Demand Forecasting; Supply ＆ Demand; Supply And Demand; Capacity Planning; Tesla; Technological And Scientific Innovation; Technological Change; Technology Change; Technology Commercialization; Policy Change; Subsidies; Power/Energy; Power Grid; Energy Policy; Developing Markets; Alevo; Samsung; LG Chem; CATL; Northvolt; General Motors; Energy; Entrepreneurship; Technological Innovation; Commercialization; Policy; Demand and Consumers; Forecasting and Prediction; Supply and Industry; Emerging Markets; Competitive Strategy; China
Wells, John R., and Benjamin Weinstock. "Rechargeable Batteries, 2017: Gigafactory Wars in the Offing?" Harvard Business School Technical Note 720-371, November 2019. (Revised April 2021.)
- 2020
- Working Paper
Demystifying the Math of the Coronavirus
By: Elon Kohlberg and Abraham Neyman
We provide an elementary mathematical description of the spread of the coronavirus. We explain two fundamental relationships: How the rate of growth in new infections is determined by the “effective reproductive number” and how the effective reproductive number is... View Details
Kohlberg, Elon, and Abraham Neyman. "Demystifying the Math of the Coronavirus." Harvard Business School Working Paper, No. 20-112, April 2020. (Revised May 2020.)
- Web
Great American Business Leaders of the 20th Century - Leadership
Hook Armco Steel Company, 1930–1948 Elon H. Hooker Hooker Chemical Company, 1909–1938 Herbert W. Hoover, Jr. Hoover Company, 1954–1966 Herbert W. Hoover Hoover Company, 1922–1954 John J. Horan Merck & Company, 1976–1985 George A. Hormel... View Details