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- All HBS Web
(2,406)
- People (8)
- News (507)
- Research (1,111)
- Events (7)
- Multimedia (36)
- Faculty Publications (810)
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- October 2024 (Revised June 2025)
- Case
Nvidia
By: Andy Wu and Matt Higgins
This case study examines Nvidia's strategic pivot from gaming GPUs to becoming a leader in general-purpose computing and AI. It explores how Nvidia leveraged its GPU architecture to dominate the growing fields of data center acceleration and AI training, outpacing... View Details
- August 2020 (Revised July 2021)
- Case
From Farm Boy to Financier: Eiichi Shibusawa and the Creation of Modern Japan
By: Geoffrey Jones, Gabriel Ellsworth and Ryo Takahashi
This case describes the career of Eiichi Shibusawa (1840-1931), a serial entrepreneur who is widely known as the “father of Japanese capitalism” and as a pioneer of socially responsible investment. Born in feudal Edo Japan, following the Meiji Restoration in 1868... View Details
Keywords: Entrepreneurship; Personal Development and Career; Business History; Ethics; Business and Stakeholder Relations; Economy; Society; Japan
Jones, Geoffrey, Gabriel Ellsworth, and Ryo Takahashi. "From Farm Boy to Financier: Eiichi Shibusawa and the Creation of Modern Japan." Harvard Business School Case 321-043, August 2020. (Revised July 2021.)
- 2025
- Working Paper
Exports in Disguise? Trade Rerouting During the U.S.-China Trade War
By: Ebehi Iyoha, Edmund Malesky, Jaya Wen and Sung-Ju Wu
This paper introduces a new measure of tariff evasion through rerouting and applies it to the
2018 U.S.–China trade war, focusing on Vietnam as a transit country. We use transaction-level trade data and define rerouting as the flow of a granular eight-digit Harmonized... View Details
Iyoha, Ebehi, Edmund Malesky, Jaya Wen, and Sung-Ju Wu. "Exports in Disguise? Trade Rerouting During the U.S.-China Trade War." Harvard Business School Working Paper, No. 24-072, May 2024. (Revised March 2025.)
- 2009
- Working Paper
Modeling a Paradigm Shift: From Producer Innovation to User and Open Collaborative Innovation
By: Carliss Y. Baldwin and Eric von Hippel
In this paper we assess the economic viability of innovation by producers relative to two increasingly important alternative models: innovations by single user individuals or firms, and open collaborative innovation projects. We analyze the design costs and... View Details
Keywords: Cost; Policy; Collaborative Innovation and Invention; Independent Innovation and Invention; Intellectual Property; Rights; Welfare
Baldwin, Carliss Y., and Eric von Hippel. "Modeling a Paradigm Shift: From Producer Innovation to User and Open Collaborative Innovation." Harvard Business School Working Paper, No. 10-038, November 2009.
- September 2006
- Article
Dynamic Scoring: A Back-of-the-Envelope Guide
By: Matthew C. Weinzierl and N. Gregory Mankiw
This paper uses the neoclassical growth model to examine the extent to which a tax cut pays for itself through higher economic growth. The model yields simple expressions for the steady-state feedback effect of a tax cut. The feedback is surprisingly large: for... View Details
Weinzierl, Matthew C., and N. Gregory Mankiw. "Dynamic Scoring: A Back-of-the-Envelope Guide." Journal of Public Economics 90, no. 8 (September 2006): 1415–1433.
- November 2023
- Case
Gabon Special Economic Zone
By: John Macomber and Wale Lawal
Tropical rain forest covers about 80% of the West African nation of Gabon, part of the Congo Basin and the "lungs of the world." Gabon is one of the first nations to earn revenue from carbon sequestration...as long as the rain forest remains intact. There are... View Details
Keywords: Economic Development; Forestry; Wood; Carbon Credits; Supply Chain; Economic Growth; Developing Countries and Economies; Climate Change; Environmental Sustainability; Government Administration; Business and Government Relations; Strategy; Forest Products Industry; Africa; Gabon
Macomber, John, and Wale Lawal. "Gabon Special Economic Zone." Harvard Business School Case 224-012, November 2023.
- November–December 2024
- Article
Retire Without Regrets
By: Teresa M. Amabile, Lotte Bailyn, Marcy Crary, Douglas T. "Tim" Hall and Kathy E. Kram
This article explores the significant transition of retirement and offers insights into creating a satisfying postcareer life. It highlights the contrasting experiences of Irene and Lawrence, two retirees who navigated this change differently. Irene embraced retirement... View Details
Amabile, Teresa M., Lotte Bailyn, Marcy Crary, Douglas T. "Tim" Hall, and Kathy E. Kram. "Retire Without Regrets." Harvard Business Review 102, no. 6 (November–December 2024): 143–147.
- September 2022 (Revised September 2024)
- Case
Esas Group: Investing Together, Staying Together
By: Christina R. Wing and Alpana Thapar
This case opens in June 2022, after Esas Group, one of Turkey’s largest family-owned investment firms, implements a series of changes to professionalize the business and help transition family members from operators to responsible investors. In December 2019, the Group... View Details
Keywords: Family Business; Transition; Business or Company Management; Organizational Structure; Governing and Advisory Boards; Governance; Financial Services Industry; Turkey
Wing, Christina R., and Alpana Thapar. "Esas Group: Investing Together, Staying Together." Harvard Business School Case 623-027, September 2022. (Revised September 2024.)
- Forthcoming
- Article
The Stock Market and Bank Risk-Taking
By: David S. Scharfstein and Antonio Falato
We argue that stock market pressure to generate earnings encourages banks to increase risk. We measure risk using confidential supervisory ratings as well as financial information released in regulatory filings. We document that there is an increase in the risk-taking... View Details
- October 2021
- Article
Can European Electric Utilities Manage Asset Impairments Arising from Net Zero Targets?
By: Conor Hickey, John O'Brien, Ben Caldecott, Celine McInerney and Brian O' Gallachoir
This paper develops a framework to assess the ability of electric utilities to sustain the forced impairment of carbon emitting power plants and applies it to the European market. We present a new method to measure asset impairment, for both the company and the... View Details
Hickey, Conor, John O'Brien, Ben Caldecott, Celine McInerney, and Brian O' Gallachoir. "Can European Electric Utilities Manage Asset Impairments Arising from Net Zero Targets?" Art. 102075. Journal of Corporate Finance 70 (October 2021).
- 2023
- Working Paper
Complexity and Time
By: Benjamin Enke, Thomas Graeber and Ryan Oprea
We provide experimental evidence that core intertemporal choice anomalies -- including extreme short-run impatience, structural estimates of present bias, hyperbolicity and transitivity violations -- are driven by complexity rather than time or risk preferences. First,... View Details
Enke, Benjamin, Thomas Graeber, and Ryan Oprea. "Complexity and Time." NBER Working Paper Series, No. 31047, March 2023.
- January 2008 (Revised January 2010)
- Background Note
Finding Information for Industry Analysis
By: Jan W. Rivkin and Ann Cullen
This note provides detailed instructions on finding resources for conducting industry analysis, with a special focus on resources available at Harvard Business School. It allows students to transition from doing a Five Forces analysis on the basis of a case, where all... View Details
Rivkin, Jan W., and Ann Cullen. "Finding Information for Industry Analysis." Harvard Business School Background Note 708-481, January 2008. (Revised January 2010.)
- August 2020 (Revised November 2022)
- Case
George Soros: The Stateless Statesman
By: Geoffrey Jones and Wendy Ying
This case traces the business career and philanthropic activities of George Soros. The Hungarian-born Soros made a fortune as a hedge fund investor after establishing Quantum Fund on the tax haven island of Curaçao in the Netherlands Antilles in 1973 where he was... View Details
Keywords: Hedge Fund; Philanthropy; Populism; Finance; Philanthropy and Charitable Giving; Political Elections; Personal Development and Career; Leadership Style; Financial Services Industry; Europe; Hungary; United Kingdom; North and Central America; United States
Jones, Geoffrey, and Wendy Ying. "George Soros: The Stateless Statesman." Harvard Business School Case 321-012, August 2020. (Revised November 2022.)
- 08 Apr 2015
- Working Paper Summaries
The Cooperative Solution of Stochastic Games
Keywords: by Elon Kohlberg & Abraham Neyman
- 2019
- Working Paper
Design Rules, Volume 2: How Technology Shapes Organizations: Chapter 14 Introducing Open Platforms and Ecosystems
The purpose of this chapter is to lay the groundwork for a comprehensive theoretical investigation of open platform systems. To do this, we must first recognize that, although there is a strong family resemblance among all platform systems, there are different types of... View Details
Keywords: Open Platforms; Business Ecosystems; Information Technology; Organizational Design; Industry Structures; Digital Platforms
Baldwin, Carliss Y. "Design Rules, Volume 2: How Technology Shapes Organizations: Chapter 14 Introducing Open Platforms and Ecosystems." Harvard Business School Working Paper, No. 19-035, October 2018. (Revised January 2019.)
- September 2012
- Other Article
An Interview with Michael Porter: Social Entrepreneurship and the Transformation of Capitalism
By: Michaela Driver and Michael E. Porter
In this interview Michael Porter explores social entrepreneurship in the context of a larger transformation of capitalism. He suggests that social entrepreneurship is an important transitional vehicle toward the creation of shared value and a capitalist system in which... View Details
Driver, Michaela, and Michael E. Porter. "An Interview with Michael Porter: Social Entrepreneurship and the Transformation of Capitalism." Academy of Management Learning & Education 11, no. 3 (September 2012): 421–431.
- Research Summary
Job Market Paper
When to Take the Leap:
The Antecedents and Consequences of Leapfrog CEOs
Much of the prior research on CEO successions focuses on differences between CEOs appointed from within the firm and those appointed from outside;... View Details
The Antecedents and Consequences of Leapfrog CEOs
Much of the prior research on CEO successions focuses on differences between CEOs appointed from within the firm and those appointed from outside;... View Details
- 2016
- Working Paper
The Stock Market and Bank Risk-Taking
By: David S. Scharfstein and Antonio Falato
We argue that stock market pressure to generate earnings encourages banks to increase risk. We measure risk using confidential supervisory ratings as well as financial information released in regulatory filings. We document that there is an increase in the risk-taking... View Details
Keywords: Stock Market; Financial Markets; Business Earnings; Banks and Banking; Risk and Uncertainty
Scharfstein, David S., and Antonio Falato. "The Stock Market and Bank Risk-Taking." NBER Working Paper Series, No. 22689, September 2016.
- February 2015 (Revised August 2016)
- Case
Nokia's Bridge Program: Redesigning Layoffs (A)
By: Sandra J. Sucher and Susan J. Winterberg
"Not another Bochum." Nokia Board Chairman Jorma Ollila was clear in the goals he set for the 2011 restructuring that Nokia's new CEO, Stephen Elop, had decided was necessary to address the dramatically changed competitive environment the company faced in smartphones... View Details
Keywords: Layoffs; Plant Closure; Outplacement; Shared Value; Business or Company Management; Job Cuts and Outsourcing; Restructuring; Employee Relationship Management; Telecommunications Industry
Sucher, Sandra J., and Susan J. Winterberg. "Nokia's Bridge Program: Redesigning Layoffs (A)." Harvard Business School Case 315-002, February 2015. (Revised August 2016.)
- Research Summary
Work, Mate, Marry, Love: How Machines Shape Our Human Destiny
By: Debora L. Spar
What will happen to our notions of marriage and parenthood as reproductive technologies increasingly allow for newfangled ways of creating babies? What will happen to our understanding of gender as medical advances enable individuals to transition from one set of... View Details