Publications

Educators

Purchase

September 2006 (Revised October 2007)
Module Note

Platform-Mediated Networks: Definitions and Core Concepts

By: Thomas R. Eisenmann

Defines platform-mediated networks and introduces concepts central to their study. First, it defines networks and network effects; explains how network effects influence users' willingness-to-pay for network access; describes factors that determine the strength of... View Details

Keywords: Consumer Behavior; Network Effects; Digital Platforms; Information Technology; Information Infrastructure; Digital Platforms

Purchase

13 Apr 2011
Working Paper Summaries

The ‘IKEA Effect’: When Labor Leads to Love

Keywords: by Michael I. Norton, Daniel Mochon & Dan Ariely; Consumer Products

16 Mar 2009
Research & Ideas

When the Internet Runs Out of IP Addresses

roadblocks are delaying its widespread implementation, probably for many years. So what happens when the last IPv4 address is assigned? Harvard Business School professor Benjamin G. Edelman proposes a solution: Create a market for holders... View Details

Keywords: by Sean Silverthorne; Telecommunications

September 2016
Article

Disproportional Control Rights and the Bonding Role of Debt

By: Aiyesha Dey, Valeri Nikolaev and Xue Wang

We examine the governance role of debt in the context of U.S.-based dual class ownership structures. We hypothesize that the use of debt alleviates the conflict between shareholder classes by balancing the power of controlling insiders. We document that dual class... View Details

Keywords: Dual Class; Private Debt; Debt Covenants; Bonding Mechanisms; Ownership Type; Capital Structure; Borrowing and Debt

April 2020 (Revised January 2022)
Case

Uber: Competing Globally

By: Alexander J. MacKay, Amram Migdal and John Masko

This case describes Uber’s global market entry strategy and responses by regulators and local competitors. It details Uber’s entry into New York City (New York), Bogotá (Colombia), Delhi (India), Shanghai (China), Accra (Ghana), and London (United Kingdom). In each... View Details

Keywords: Business Ventures; Business Growth and Maturation; Business Model; Geography; Geographic Location; Geographic Scope; Globalization; Global Strategy; Multinational Firms and Management; Globalized Markets and Industries; Governance; Governance Controls; Governing Rules, Regulations, and Reforms; Innovation and Invention; Disruptive Innovation; Innovation Strategy; Law; Management; Growth and Development Strategy; Growth Management; Markets; Demand and Consumers; Consumer Behavior; Network Effects; Emerging Markets; Market Design; Market Entry and Exit; Market Participation; Supply and Industry; Industry Structures; Planning; Strategic Planning; Relationships; Business and Community Relations; Business and Government Relations; Business and Stakeholder Relations; Labor and Management Relations; Networks; Strategy; Adaptation; Business Strategy; Competition; Competitive Advantage; Competitive Strategy; Expansion; Information Technology; Mobile and Wireless Technology; Digital Platforms; Transportation; Transportation Networks; Transportation Industry; Technology Industry; Africa; Ghana; Asia; China; Shanghai Shi; Shanghai; India; New Delhi; Europe; United Kingdom; England; London; Latin America; North and Central America; United States; New York (city, NY); New York (state, US); South America; Colombia

Educators

Purchase

January 2022
Article

The Private Impact of Public Data: Landsat Satellite Maps Increased Gold Discoveries and Encouraged Entry

By: Abhishek Nagaraj

How does public data shape the relative performance of incumbents and entrants in the private sector? Using a simple theoretical framework, I argue that public data reduces investment uncertainty, facilitates the discovery of new market opportunities and increases the... View Details

Keywords: Public Data; Maps; Gold; Microeconomic Behavior; Economics; Data and Data Sets; Private Sector; Market Entry and Exit; Mining

Ana Antolin is a doctoral candidate in the Strategy unit at Harvard Business School. She received her B.S. in Quantitative Economics and International Relations from Tufts University. Prior to joining Harvard, she worked as a full-time research assistant in... View Details

How Do Sales Efforts Pay Off? Dynamic Panel Data Analysis in the Nerlove-Arrow Framework

This paper evaluates the short- and long-term value of sales representatives’ detailing visits to different types of physicians. By understanding the dynamic effect of sales calls across heterogeneous physicians, we provide guidance on the design of optimal call... View Details

February 2020
Article

Why Prosocial Referral Incentives Work: The Interplay of Reputational Benefits and Action Costs

By: Rachel Gershon, Cynthia Cryder and Leslie K. John

While selfish incentives typically outperform prosocial incentives, in the context of customer referral rewards, prosocial incentives can be more effective. Companies frequently offer “selfish” (i.e., sender-benefiting) referral incentives, offering customers financial... View Details

Keywords: Incentives; Prosocial Behavior; Judgment And Decision-making; Referral Rewards; Motivation and Incentives; Consumer Behavior; Decision Making

April 2006
Article

Competitive Advantage and the Value Network Configuration: Making Decisions at a Swedish Life Insurance Company

By: Øystein D. Fjeldstad and Christian H.M. Ketels

When the Swedish Life Insurers Förenade Liv found themselves in difficulties in a rapidly changing market, their response was to call in the consultants. And one of the consultant's first suggestions was to use the Value Network, not the Value Chain, as a new... View Details

Keywords: Competitive Advantage; Fluctuation; Networks; Management Analysis, Tools, and Techniques; Value; Quality; Decision Making; Market Transactions; Performance Effectiveness; Customers; Insurance Industry; Sweden

Article

Design of Search Engine Services: Channel Interdependence in Search Engine Results

By: Benjamin Edelman and Zhenyu Lai

The authors examine prominent placement of search engines' own services and effects on users' choices. Evaluating a natural experiment in which different results were shown to users who performed similar searches, they find that Google's prominent placement of its... View Details

Keywords: Search Engine; Organic Search; Sponsored Search Advertising; User Interface; Channel Substitution; Search Technology; Consumer Behavior; Online Advertising