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(556)
- News (30)
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- Faculty Publications (359)
Show Results For
- All HBS Web
(556)
- News (30)
- Research (414)
- Events (1)
- Multimedia (1)
- Faculty Publications (359)
- February 2024
- Article
Diversification as an Adaptive Learning Process: An Empirical Study of General-Purpose and Market-Specific Technological Know-How in New Market Entry
By: Dominika Kinga Randle and Gary P. Pisano
An enduring trait of modern corporations is their propensity to diversify into multiple lines of business. Penrosian theories conceptualize diversification as a strategy to exploit a firm’s fungible, yet “untradeable”, resources and point to redeployment of... View Details
Randle, Dominika Kinga, and Gary P. Pisano. "Diversification as an Adaptive Learning Process: An Empirical Study of General-Purpose and Market-Specific Technological Know-How in New Market Entry." Special Issue on Knowledge Resources and Heterogeneity of Entrants within and across Industries. Industrial and Corporate Change 33, no. 1 (February 2024): 238–252.
- 2006
- Working Paper
R&D Portfolio Strategy, Diversification and Performance: An Information Perspective
By: Francesca Gino, Gary Pisano, Michael R. Sorell and Mark Szigety
Gino, Francesca, Gary Pisano, Michael R. Sorell, and Mark Szigety. "R&D Portfolio Strategy, Diversification and Performance: An Information Perspective." Harvard Business School Working Paper, No. 06-059, June 2006.
- Working Paper
Diversification as an Adaptive Learning Process: An Empirical Study of General-Purpose and Market-Specific Technological Know-How in New Market Entry
By: Dominika Kinga Randle and Gary P. Pisano
An enduring trait of modern corporations is their propensity to diversify into multiple lines of business. Penrosian theories conceptualize diversification as a strategy to exploit a firm’s fungible, yet “untradeable,” resources and point to redeployment of... View Details
Keywords: Growth and Development Strategy; Technology Adoption; Diversification; Market Entry and Exit; Transformation
Randle, Dominika Kinga, and Gary P. Pisano. "Diversification as an Adaptive Learning Process: An Empirical Study of General-Purpose and Market-Specific Technological Know-How in New Market Entry." Harvard Business School Working Paper, No. 23-032, December 2022.
- October 1985 (Revised July 1986)
- Case
Sears, Roebuck and Co. in the 80s (A): Renewal and Diversification
Christiansen, Evelyn T. "Sears, Roebuck and Co. in the 80s (A): Renewal and Diversification." Harvard Business School Case 386-029, October 1985. (Revised July 1986.)
- June 2002
- Article
The Effects of CEO Equity Ownership and Diversification on Risk Taking
Eisenmann, Thomas R. "The Effects of CEO Equity Ownership and Diversification on Risk Taking." Strategic Management Journal 23, no. 6 (June 2002): 513–534.
- April 2004
- Article
Diversification Discount or Premium? New Evidence from the Business Information Tracking Series
Keywords: Diversification
Villalonga, Belen. "Diversification Discount or Premium? New Evidence from the Business Information Tracking Series." Art. 1. Journal of Finance 59, no. 2 (April 2004): 475–502. (Winner of Brattle Prize. First Prize Paper For outstanding papers on corporate finance published in the Journal of Finance presented by Brattle Group, Inc. Winner of European Finance Association. Barclays Global Investors Prize. Best Paper by a PhD Student presented by European Finance Association. Lead article.)
- 16 Jun 2010
- Working Paper Summaries
Does Diversification Create Value in the Presence of External Financing Constraints? Evidence from the 2008-2009 Financial Crisis
Keywords: by Venkat Kuppuswamy & Belén Villalonga
- Article
Diversification Strategies and Corporate Governance in Trading Companies: Anglo-Japanese Comparisons since the Late Nineteenth Century
By: G. Jones
Jones, G. "Diversification Strategies and Corporate Governance in Trading Companies: Anglo-Japanese Comparisons since the Late Nineteenth Century." Business and Economic History 25, no. 2 (Winter 1996): 103–118.
- Research Summary
The Early Evolution of Business Groups: A Study of Diversification and Spinoffs by Vietnam's First Generation of Entrepreneurs
This study, done in collaboration with the Vietnam Chamber of Commerce and Industry and the Central Institute for Economic Management, examines the experience of 95 successful Vietnamese entrepreneurs first surveyed in 1999. The project aims to build and analyze... View Details
- October 2014
- Article
Do Analysts Add Value When They Most Can? Evidence from Corporate Spinoffs
By: Emilie Feldman, Stuart C. Gilson and Belen Villalonga
This paper investigates how securities analysts help investors understand the value of diversification. By studying the research that analysts produce about companies that have announced corporate spinoffs, we gain unique insights into how analysts portray diversified... View Details
Keywords: Analysts; Spin-offs; Diversification Discount; Information Asymmetry; Value Creation; Business Subsidiaries; Diversification; Corporate Strategy; Investment
Feldman, Emilie, Stuart C. Gilson, and Belen Villalonga. "Do Analysts Add Value When They Most Can? Evidence from Corporate Spinoffs." Strategic Management Journal 35, no. 10 (October 2014): 1446–1463. (Winner, "Distinguished Paper Award," 2012 Academy of Management Meetings (Business Policy & Strategy Division.))
- September 2024 (Revised February 2025)
- Case
Aramco: Navigating the Energy Transition
By: Tarun Khanna and Gizem Cihan Dincsoy
In March 2024, Amin Nasser, president, and CEO of the Saudi Arabian Oil Company (Aramco), had just delivered a speech about the future of energy at a global energy conference. The world was behind schedule in meeting long-term climate change goals. The global shift... View Details
Keywords: Energy Transmission; Oil ＆ Gas; Economic Diversification; Corporate Strategy; Leadership; Business Strategy; Goals and Objectives; Transition; Environmental Sustainability; Diversification; Energy Industry; Saudi Arabia
Khanna, Tarun, and Gizem Cihan Dincsoy. "Aramco: Navigating the Energy Transition." Harvard Business School Case 725-358, September 2024. (Revised February 2025.)
- February 2022
- Teaching Note
Linda Oubré at Whittier College
By: Debora L. Spar and Julia Comeau
Teaching Note for HBS Case No. 721-057. View Details
- February 2017
- Comment
Comments on "Parenting Strategies for Multibusiness Companies" by Michael Goold (June 1996)
By: David J. Collis
Review of earlier publication on corporate strategy that includes lessons and current research agenda. View Details
Collis, David J. Comments on "Parenting Strategies for Multibusiness Companies" by Michael Goold (June 1996). Long Range Planning 50, no. 1 (February 2017): 22–23.
- August 2016
- Supplement
Videojet (B)
In 2005 Craig Purse, the CEO of Videojet, a company recently acquired by the conglomerate Danaher, is dealing with the unexpected failure of a new high tech printer just launched in the market. The new product exemplified the first real instance in which the Videojet... View Details
Keywords: Managerial Processes; Conglomerates; Diversification; Relational Contracts; Corporate Strategy; Manufacturing Industry
Sadun, Raffaella, Bharat Anand, and Eric Van den Steen. "Videojet (B)." Harvard Business School Supplement 717-410, August 2016.
- April 2025
- Teaching Note
Aramco: Navigating the Energy Transition
By: Tarun Khanna and Samir Junnarkar
Teaching Note for HBS Case No. 725-358. View Details
- August 2015 (Revised September 2015)
- Case
Shareholder Activists and Corporate Strategy
By: David Collis and Ashley Hartman
By 2015, there had been an upsurge in activist shareholders arguing for radical changes in companies' corporate strategies. Personalities like Carl Icahn, Bill Ackman, and Daniel Loeb were feared and loathed in some quarters, celebrated in others. With nearly $120... View Details
Keywords: Scope; Activist Investors; Spin-offs; Synergy; Diversification; Consolidation; Hedge Fund; Corporate Strategy
Collis, David, and Ashley Hartman. "Shareholder Activists and Corporate Strategy." Harvard Business School Case 716-403, August 2015. (Revised September 2015.)
- April 2025
- Case
Pouring Oil on Troubled Waters: Vickers Oils and Resolving Family Conflict over Generations
By: Lauren Cohen, Octavian Graf Pilati and Sophia Pan
Will Vickers, a seventh-generation (G7) member of the Vickers Family, grappled with a pressing challenge: how to re-integrate family members into the firm to recover lost talent. His father, Peter Vickers, was the lone leader of the Vickers Oils – despite having... View Details
Keywords: Leadership; Family; Relationships; Shareholder; Conflict; Involvement; Family Office; Family Firms; Diversification; Family Business; Business Growth and Maturation; Experience and Expertise; Retention; Leadership Development; Business or Company Management; Management Succession; Organizational Structure; Family Ownership; Family and Family Relationships; Consumer Products Industry; United Kingdom
- June 2012
- Case
Buro Happold (Abridged)
By: Robert G. Eccles and Ryan Johnson
In 1996, Ted Happold, the founder of the engineering services firm Buro Happold, passed away, and Padraic Kelly became the firm's new managing director (MD). One of his first initiatives was "Aim for Growth," which was intended to help the firm grow beyond its current... View Details
Keywords: Learning And Development; Managing Growth; Organizational Design; Diversification; Client Management; Leadership Skills; Entrepreneurship; Growth and Development Strategy; Leadership Development; Management Skills; Training; Programs; Customer Relationship Management
Eccles, Robert G., and Ryan Johnson. "Buro Happold (Abridged)." Harvard Business School Case 412-123, June 2012.
- March 2014
- Case
Babcock International Plc
By: John R. Wells and Galen Danskin
In 2013, Babcock International Plc (Babcock) was the largest engineering services provider in the UK with sales of over £3 billion. Under the leadership of CEO Peter Rogers, Babcock had grown revenues and profits nearly tenfold over the previous decade as it benefited... View Details
Keywords: Strategic Change; Strategy And Leadership; Diversification; United Kingdom; Military; Nuclear Power; Nuclear; Engineering And Construction; Conglomerates; Strategic Planning; Competitive Strategy; Global Strategy; Corporate Strategy; Construction Industry; Energy Industry; United Kingdom
Wells, John R., and Galen Danskin. "Babcock International Plc." Harvard Business School Case 714-496, March 2014.
- March 2004 (Revised October 2013)
- Case
Innocents Abroad: Currencies and International Stock Returns
By: Mihir A. Desai, Kathleen Luchs, Elizabeth A. Meyer and Mark Veblen
What do international stocks contribute to the portfolio of a U.S. investor? How do currencies interact with stock price movements in determining the benefits of international diversification? This case helps students compare the risks and returns of foreign stock... View Details
Keywords: Diversification; International CAPM; CAPM; Home Bias; Currency Risk; Exchange Rate Risk; International Stock Market Returns; United States; Currency Exchange Rate; Stocks; Financial Markets; International Finance; Investment Return; Currency; Risk and Uncertainty; Emerging Markets; Investment Portfolio; Financial Services Industry; United States; Australia; Canada; China; Germany; India; Japan; United Kingdom
Desai, Mihir A., Kathleen Luchs, Elizabeth A. Meyer, and Mark Veblen. "Innocents Abroad: Currencies and International Stock Returns." Harvard Business School Case 204-141, March 2004. (Revised October 2013.)