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  • May 1998
  • Article

Market Structure, Innovation and Vertical Product Differentiation

By: Shane Greenstein and Garey Ramey
We reassess Arrow's (1962) [Economic Welfare and the Allocation of Resources for Invention, in NBER, The Rate and Direction of Innovative Activity (Princeton University Press, Princeton NJ)] results concerning the effect of market structure on the returns from process... View Details
Keywords: Product; Market Design; Innovation and Invention; Monopoly; Competition
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  • November 1987 (Revised March 1993)
  • Background Note

Global Semiconductor Industry--1987

By: David B. Yoffie
In 1987, the global semiconductor industry was coming out of the deepest recession in its 40 year history. The note examines the competitive dynamics of this industry over time, the nature of its technology, and the sources of competitive advantage. The role of buyer... View Details
Keywords: Financial Crisis; Globalization; Crisis Management; Consumer Behavior; Competitive Strategy; Competitive Advantage; Technology; Semiconductor Industry
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  • February 1985 (Revised September 1988)
  • Case

Komatsu Ltd.

By: Christopher A. Bartlett
Reviews and updates the structure and characteristics of the earth-moving equipment industry presented in the companion case, Caterpillar Tractor Co. After revealing that CAT has suffered major financial losses during the period from 1981 through 1984, the case... View Details
Keywords: Financial Crisis; Machinery and Machining; Price; Growth and Development; Brands and Branding; Product Development; Production; Competitive Strategy; Global Strategy; Manufacturing Industry; Agriculture and Agribusiness Industry; Industrial Products Industry
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    Nitin Nohria

    Nitin Nohria served as the tenth dean of Harvard Business School from 2010-2020. He previously served as co-chair of the Leadership Initiative, Senior Associate Dean of Faculty Development, and Head of the Organizational Behavior unit.

    As Dean, building on... View Details

    Keywords: accounting industry; arts; biotechnology; emerging market private equity; energy; executive search; financial services; green technology; health care; high technology; industrial goods; information technology industry; infrastructure industry; investment banking industry; legal services; management consulting; manufacturing; oil ＆ gas; petroleum; pharmaceuticals; professional services
    • June 2025
    • Article

    Collusion in Brokered Markets

    By: John William Hatfield, Scott Duke Kominers and Richard Lowery
    High commissions in the U.S. residential real estate agency market present a puzzle for economic theory because brokerage is not a concentrated industry. We model brokered markets as a game in which agents post prices for customers and then choose which other agents to... View Details
    Keywords: Real Estate Agents; Real Estate; Realtors; Broker Networks; Brokerage; Brokerage Commissions; ＂Brokerage Industry; Brokered Markets; Brokering; Brokers; Industrial Organization; Repeated Game Framework; ＂Repeated Games＂; Collusion; Antitrust; Microeconomics; Market Design; Theory; Game Theory; Real Estate Industry
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      The Rising Cost of Consumer Attention

      Attention is a necessary ingredient for effective advertising. The market for consumer attention (or “eyeballs”) has become so competitive that attention can be regarded as a currency. The rising cost of this ingredient in the marketplace is causing marketers to... View Details

      • October 2014
      • Article

      Industrial Policy and the Creation of New Industries: Evidence from Brazil's Bioethanol Industry

      By: Santiago Mingo and Tarun Khanna
      Industrial policy programs are frequently used by governments to stimulate economic activity in particular sectors of the economy. This study explores how an industrial policy program can affect the creation and evolution of an industry and, ultimately, the long-term... View Details
      Keywords: Economic Sectors; Policy; Economic Growth; Government and Politics; Energy Sources; Green Technology Industry; Energy Industry; Brazil
      Related
      • Research Summary

      Current Research

      Kevin P. Coyne has taught classes in undergraduate, MBA, and executive education programs at a wide variety of schools, as well as company training programs. His current research interests include:

      Sustainable Competitive... View Details

      • November 2001 (Revised April 2002)
      • Case

      Taking Charge at Dogus Holding (A)

      By: Rakesh Khurana, Gina Carioggia and Simon Johnson
      Describes 37-year-old Ferit Sahenk's challenges in taking over his father's traditionally managed $14 billion Turkish conglomerate in a period of economic instability. Leading the large holding company into the 21st century will require the establishment of a more... View Details
      Keywords: Business Conglomerates; Trade; Competitive Strategy; Decision Making; Leadership; Performance Effectiveness; Organizational Change and Adaptation; Family Business; Change Management; Turkey
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        Rebecca M. Henderson

        Rebecca Henderson is one of 25 University Professors at Harvard, a research fellow at the National Bureau of Economic Research and a fellow of both the British Academy and of the American Academy of Arts and Sciences. She also has more than twenty-five years of... View Details

        Keywords: energy; information technology industry
        • Research Summary

        The Equilibrium Concept in Game Theory

        By: Elon Kohlberg
        Elon Kohlberg is studying the foundations of the equilibrium concept in game theory, which is to the study of economic systems what the notion of "equilibrium of forces" is to the study of mechanical systems. Although much of economic theory can be viewed in... View Details
        • May 2010
        • Case

        CEIBS: A Global Business School Made in China

        By: John A. Quelch
        In 2009, just 15 years after it was founded, the China Europe International Business School (CEIBS) has achieved the remarkable 8th position in the Financial Times Global MBA rankings. The case describes the short history of the school and the reasons for its success.... View Details
        Keywords: Product Positioning; Quality; Business History; Competitive Advantage; Business Education; Global Strategy; Growth and Development Strategy; Education Industry; China
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        • 2000
        • Working Paper

        The Drivers of National Innovative Capacity: Implications for Spain and Latin America

        By: Michael E. Porter, Jeffrey L. Furman and Scott Stern
        In the past decade, both academic scholars and policymakers have focused increasing attention on the central role that technological innovation plays in economic growth. There are at least two distinct reasons for this increased interest. First, though economists have... View Details
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        • August 2019 (Revised March 2022)
        • Case

        Lemonade: Disrupting Insurance with Instant Everything, Killer Prices, and a Big Heart

        By: Elie Ofek and Danielle Golan
        Launching its first products in the fall of 2016 in New York, insurtech startup Lemonade was on a mission to disrupt the insurance market by using AI and behavioral economics principles. The company offered renters, homeowners, and condo insurance and mainly targeted... View Details
        Keywords: AI; Business Startups; Insurance; Technological Innovation; Business Model; Disruption; Brands and Branding; Growth and Development Strategy; Global Strategy; Decision Making; Insurance Industry; Technology Industry
        Related
        • 06 Nov 2018
        • Research & Ideas

        8 Ways to Make Olympic Stadiums Useful After the Games End

        with lower construction costs after many Japanese recoiled at its projected $2.7 billion price tag. "Hosting the Olympics, especially the larger Summer Games, is a globally recognized initiative for nation-branding via big sport" Given the View Details
        Keywords: by Julia Hanna; Sports
        • Forthcoming
        • Article

        Happily Ever After: Immigration, Natives' Marriage and Fertility

        By: Michela Carlana and Marco Tabellini
        We study the effects of immigration on natives’ marriage, fertility, and family formation across U.S. cities between 1910 and 1930. Using a shift-share design, we find that natives living in cities that received more immigrants were more likely to marry, have children,... View Details
        Keywords: Immigration; Demographics; History; Employment
        Related
        • 31 Mar 2009
        • News

        Professor Michael Porter Hosts Mayor of Jerusalem at Harvard Business School

        • 2008
        • Report

        Nordic Globalization Barometer 2008

        By: Christian H.M. Ketels
        The countries in the Nordic region—Denmark, Finland, Iceland, Norway, and Sweden—have been among the economies that have done best in an increasingly global economy. All Nordic countries have higher levels of prosperity than the average OECD country. Only the United... View Details
        Keywords: Economic Growth; Globalized Economies and Regions; Competitive Strategy; Scandinavia
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        • 2012
        • Report

        Sweden's Position in the Global Economy

        By: Christian H.M. Ketels
        In the spring of 2012, the Swedish economy is, as many of its peers, facing a difficult and uncertain economic environment. While these challenges are real, the Swedish economy looks much better prepared to deal with them than many of its peers. Following its own... View Details
        Keywords: Economy; Financial Crisis; Government and Politics; Policy; Globalization; Competitive Advantage; Sweden
        Related
        • 07 Apr 2010
        • Working Paper Summaries

        Location Strategies for Agglomeration Economies

        Keywords: by Juan Alcácer & Wilbur Chung; Technology