Publications

April 2005
Background Note

Strategies of Unrelated Diversification

By: Bharat N. Anand and Samhita Patwardhan Jayanti

Conglomerates lie at the heart of debates in corporate strategy. They include, perhaps, the best known companies in history--Beatrice Corp., General Electric, ITT, Siemens, and ABB--and at various times over the last few decades have been both admired and vilified as a... View Details

Keywords: Diversification; Business Conglomerates; Corporate Strategy; Value

September 2011 (Revised February 2013)
Case

Trucost: Valuing Corporate Environmental Impacts

By: Michael W. Toffel and Stephanie van Sice

Trucost provided corporate environmental performance data and analysis to institutional investors and corporate managers, but after operating for a decade had yet to achieve profitability. Trucost was struggling to effectively differentiate its high quality products... View Details

Keywords: Competitive Strategy; Knowledge Use and Leverage; Distribution Channels; Investment; Measurement and Metrics; Corporate Social Responsibility and Impact; Information; Value; Environmental Sustainability; Financial Services Industry

Web

Strategy - Doctoral

relationship between non-market experience and the use and outcome of patent strategies by pharmaceutical firms; the antecedents and consequences of corporate strategy... View Details

April 1995
Case

Phelps Dodge Corporation

By: W. Carl Kester and Kendall Backstrand

A prolonged decline in copper prices prompts Phelps Dodge, one of the world's largest independent copper companies, to consider corporate diversification as a means of protecting itself from copper price volatility. View Details

Keywords: Diversification; Price; Volatility; Risk Management; Mining Industry; Arizona; United States

December 2018 (Revised December 2020)
Course Overview Note

Introduction to the RC Strategy Course

By: Ashish Nanda

This note offers an overview of the Strategy course offered in HBS’s Required Curriculum. The RC Strategy course aims to help students become effective strategists. The note introduces the six modules of the course: What is Strategy, Market Attractiveness, Competitive... View Details

Keywords: Market Attractiveness; Strategic Interactions; Strategy; Corporate Strategy

23 Aug 2004
Research & Ideas

Strategy for Small Fish

series of ecosystems, they urge, with "keystone" companies such as Microsoft and Wal-Mart providing for the health of all who do business with them. What are the best strategies for companies living in these ecosystems? This... View Details

Keywords: by Marco Iansiti & Roy Levien

2020
Article

Public Sentiment and the Price of Corporate Sustainability

By: George Serafeim

Combining corporate sustainability performance scores based on environmental, social, and governance (ESG) data with big data measuring public sentiment about a company’s sustainability performance, I find that the valuation premium paid for companies with strong... View Details

Keywords: Sustainability; ESG; ESG (Environmental, Social, Governance) Performance; Investment Management; Investment Strategy; Big Data; Machine Learning; Environment; Environmental Sustainability; Corporate Governance; Performance; Asset Pricing; Investment; Management; Strategy; Human Capital; Public Opinion; Value; Analytics and Data Science

SSRN

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28 Aug 2013
News

Microsoft: 11 Fix-It Strategies

2006
Other Unpublished Work

Rural Clusters of Innovation: Berkshires Strategy Project: Driving A Long-Term Economic Strategy

By: Michael E. Porter

The Berkshires Strategy Project, a six-month strategy development effort involving dozens of private and public sector organizations in the Berkshires, has led to broad consensus behind an economic strategy for the County, and galvanized a leadership group in the form... View Details

Keywords: Economics; Industry Clusters; Growth and Development; United States

Read Now

February 1993 (Revised April 1995)
Case

Sharp Corporation: Technology Strategy

By: David J. Collis and Tomo Noda

Teaches the evolution of the corporate strategy of Sharp Corp., Japan. Sharp Corp., a second-tier assembler of TV sets and home appliances, gradually and consistently improved performance by developing expertise in electronic device technologies such as specialized ICs... View Details

Keywords: Innovation and Invention; Leadership; Performance Improvement; Corporate Strategy; Diversification; Technology Adoption; Electronics Industry; Japan

March 1982 (Revised June 1986)
Background Note

Note on Diversification as a Strategy

By: Michael E. Porter and Malcolm S. Salter

Presents a discussion of corporate diversification. Covers historical background, the concept of strategy for a diversified company, and concepts of value creation. View Details

Keywords: Diversification; Strategy; Value Creation

Web

Operational Effectiveness vs. Strategy - Institute For Strategy And Competitiveness

HBS ISC Strategy Strategy Strategy Explained Business Strategy Creating a Successful Strategy View Details

June 2013 (Revised June 2014)
Case

Valero Energy Corporation and Tight Oil

By: Richard H.K. Vietor, Eric Adamson, Aaron Byrd, Ned Chiverton, Mariko Meier and Rob Rain

Valero Energy, an incredibly successful US refiner, needs to make some decisions about tight oil. As production of light tight oil increases—from Eagle Ford, Bakken and elsewhere—Valero considers whether to add topping capacity to handle it, on top of its recent... View Details

Keywords: Petroleum; Oil ＆ Gas; Energy; Environment; Refining; Globalization; Tight Oil; Strategy; Natural Environment; Demand and Consumers; Supply and Industry; Policy; Energy Sources; Energy Industry; United States

1999
Case

Nucor Corporation (B)

By: Vijay Govindarajan

In January, 1999, Ken Iverson, the thirty-year leader of Nucor Corporation, was forced into retirement. Five months later, his successor, John Correnti, was asked to leave. The board of directors wanted fundamental shifts in Nucor's strategy and organization that... View Details

Keywords: Governing and Advisory Boards; Restructuring; Management Teams; Business Strategy

Research Summary

Corporate Social Responsibility

By: V. Kasturi Rangan

Rangan has developed a framework and a process for auditing a company's CSR activities and from that a blueprint for CSR strategy development. He is now in the phase of verifying the framework and implementing the process in certain chosen sites. View Details

Article

Diversification Strategies and Corporate Governance in Trading Companies: Anglo-Japanese Comparisons since the Late Nineteenth Century

By: G. Jones

Keywords: Diversification; Corporate Governance; Trade; Business Ventures; Japan

Find at Harvard

September 1996 (Revised April 1997)
Case

GO Corporation

By: Josh Lerner, Thomas J. Kosnik, Tarek AbuZayyad and Paul C. Yang

GO faces a crisis in March 1991 when Microsoft announces the introduction of a competing operating system for pen-based computers. GO's managers must work with its venture financers, Kleiner Perkins, to redesign its financing, alliance, and product development... View Details

Keywords: Value Creation; Digital Platforms; Competition; Private Equity; Adaptation; Crisis Management; Information Technology Industry; Computer Industry