Publications

March 2024
Case

East Rock Capital: 'Talent Is the Best Asset Class'

By: Boris Groysberg, Sarah L. Abbott and Izzy Yeoh

Adam Shapiro and Graham Duncan launched East Rock Capital, LLC in 2006 with a seed investment from Stuart Miller, executive chairman of Lennar Corporation. East Rock managed long-term assets for high-net-worth families, primarily working with external managers who had... View Details

Keywords: Alternative Assets; Hiring; HNW Products And Services; Recruiting; Hedge Funds; Wealth Management; Asset Management; Private Equity; Financial Institutions; Marketing Strategy; Growth and Development Strategy; Competitive Advantage; Financial Services Industry; United States

June 2018 (Revised April 2021)
Case

Valuing Snap After the IPO Quiet Period (A)

By: Marco Di Maggio, Benjamin C. Esty and Gregory Saldutte

Snap, the disappearing message app, went public at $17 per share on March 2, 2017, making its two 20-something founders the youngest self-made billionaires in the country. Over the next three weeks, 14 analysts made investment recommendations on Snap: two with buy... View Details

2006
Working Paper

The Value of a 'Free' Customer

By: Sunil Gupta, Carl F. Mela and Jose M. Vidal-Sanz

Central to a firm's growth and marketing policy is the revenus and profit potential of its customer assets. As a result, there has been a recent proliferation of work regarding customer lifetime value. However, extant research in this area is silent regarding how to... View Details

Keywords: Customer Value and Value Chain; Auctions; Network Effects; Business Strategy

Read Now

March 2003 (Revised November 2003)
Case

3i Group plc

By: G. Felda Hardymon, Josh Lerner and Ann Leamon

Brian Larcombe, CEO of 3i Group, one of the world's largest private equity firms and one of the few publicly listed ones, is deciding how best to use his firm's international network to deliver superior returns to shareholders. This case presents 3i's history and... View Details

Keywords: Business History; Networks; Private Equity; Growth Management; Global Strategy; Public Ownership; Business and Shareholder Relations; Growth and Development Strategy; Financial Services Industry

2012
Article

The Architecture of Transaction Networks: A Comparative Analysis of Hierarchy in Two Sectors

By: Jianxi Luo, Carliss Y. Baldwin, Daniel E. Whitney and Christopher L. Magee

Many products are manufactured in networks of firms linked by transactions, but comparatively little is known about how or why such transaction networks differ. This article investigates the transaction networks of two large sectors in Japan at a single point in time.... View Details

Keywords: Transactions; Hierarchy; Industry Architecture; Innovation; Networks; Market Transactions; Vertical Integration; Industry Structures; Innovation and Invention; Auto Industry; Electronics Industry; Japan

January 1998 (Revised December 1998)
Case

NSK Software Technologies Ltd.

By: Paul A. Gompers and Jeffrey M. Anapolsky

Discusses the efforts of three Israeli software engineers' efforts to bring a network security software product to market. The firm needs an investment to complete programming and start marketing. View Details

Keywords: Applications and Software; Financing and Loans; Product Development; Information Technology Industry; Israel

Article

Peer-to-Peer File Sharing and the Market for Digital Information Goods

By: Ramon Casadesus-Masanell and Andres Hervas-Drane

We study competitive interaction between two alternative models of digital content distribution over the Internet: peer-to-peer (p2p) file sharing and centralized client-server distribution. We present microfoundations for a stylized model of p2p file sharing where all... View Details

Keywords: Competition; Distribution; Internet and the Web; Information Infrastructure; Management Analysis, Tools, and Techniques; Strategy; Profit; Price; Performance Efficiency

January 2006 (Revised March 2010)
Case

Peer-to-Peer File Sharing and the Market for Digital Information Goods

By: Ramon Casadesus-Masanell, Andres Hervas and Jordan Mitchell

We study competitive interaction between two alternative models of digital content distribution over the Internet: peer-to-peer (p2p) file sharing and centralized client-server distribution. We present microfoundations for a stylized model of p2p file sharing where all... View Details

Keywords: Price; Profit; Distribution; Competition; Internet and the Web; Information Infrastructure

May 20, 2024
Article

Porter’s Five Forces and Competitive Advantage in Web3

By: Scott Duke Kominers and Liang Wu

Competitive strategy — the art of crafting and executing plans to achieve an advantageous position in the market — is integral to any business, and especially relevant for platforms because it determines their ability to achieve network effects and scale. But web3... View Details

Keywords: Five Forces Framework; Competitive Strategy; Business Strategy; Network Effects; Digital Transformation

Read Now

May–June 2021
Article

Capturing Value in Platform Business Models that Rely on User-Generated Content

By: Hemang Subramanian, Sabyasachi Mitra and Sam Ransbotham

Business models increasingly depend on inputs from outside traditional organizational boundaries. For example, platforms that generate revenue from advertising, subscription, or referral fees often rely on user-generated content (UGC). But there is considerable... View Details

Keywords: Business Model; Network Effects; Mergers and Acquisitions; Valuation; Risk and Uncertainty

September 2019 (Revised September 2019)
Case

Facebook Fake News in the Post-Truth World

By: John R. Wells, Carole A. Winkler and Benjamin Weinstock

In August 2019, Mark Zuckerberg, founder and CEO of Facebook, was surrounded by controversy. The first major storm of protest followed the surprise election of Donald Trump as President of the United States on November 8, 2016; many put the blame at the door of fake... View Details

Keywords: Facebook; Fake News; Mark Zuckerberg; Donald Trump; Algorithms; Social Networks; Partisanship; Social Media; App Development; Instagram; WhatsApp; Smartphone; Silicon Valley; Office Space; Digital Strategy; Democracy; Entry Barriers; Online Platforms; Controversy; Tencent; Agility; Social Networking; Gaming; Gaming Industry; Computer Games; Mobile Gaming; Messaging; Monetization Strategy; Advertising; Digital Marketing; Business Ventures; Acquisition; Mergers and Acquisitions; Business Growth and Maturation; Business Headquarters; Business Organization; For-Profit Firms; Trends; Communication; Communication Technology; Forms of Communication; Interactive Communication; Interpersonal Communication; Talent and Talent Management; Crime and Corruption; Voting; Demographics; Entertainment; Games, Gaming, and Gambling; Moral Sensibility; Values and Beliefs; Initial Public Offering; Profit; Revenue; Geography; Geographic Location; Global Range; Local Range; Country; Cross-Cultural and Cross-Border Issues; Globalized Firms and Management; Globalized Markets and Industries; Governing Rules, Regulations, and Reforms; Government and Politics; International Relations; National Security; Political Elections; Business History; Recruitment; Selection and Staffing; Information Management; Information Publishing; News; Newspapers; Innovation and Management; Innovation Strategy; Technological Innovation; Knowledge Dissemination; Human Capital; Law; Leadership Development; Leadership Style; Leading Change; Business or Company Management; Crisis Management; Goals and Objectives; Growth and Development Strategy; Growth Management; Management Practices and Processes; Management Style; Management Systems; Management Teams; Managerial Roles; Marketing Channels; Social Marketing; Network Effects; Market Entry and Exit; Digital Platforms; Marketplace Matching; Industry Growth; Industry Structures; Monopoly; Media; Product Development; Service Delivery; Corporate Social Responsibility and Impact; Mission and Purpose; Organizational Change and Adaptation; Organizational Culture; Organizational Structure; Public Ownership; Problems and Challenges; Business and Community Relations; Business and Government Relations; Groups and Teams; Networks; Rank and Position; Opportunities; Behavior; Emotions; Identity; Power and Influence; Prejudice and Bias; Reputation; Social and Collaborative Networks; Status and Position; Trust; Society; Civil Society or Community; Culture; Public Opinion; Social Issues; Societal Protocols; Strategy; Adaptation; Business Strategy; Commercialization; Competition; Competitive Advantage; Competitive Strategy; Corporate Strategy; Customization and Personalization; Diversification; Expansion; Horizontal Integration; Segmentation; Information Technology; Internet and the Web; Mobile and Wireless Technology; Applications and Software; Information Infrastructure; Valuation; Advertising Industry; Communications Industry; Entertainment and Recreation Industry; Information Industry; Information Technology Industry; Journalism and News Industry; Media and Broadcasting Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; United States; California; Sunnyvale; Russia

2023
Working Paper

Labor Reactions to Credit Deterioration: Evidence from LinkedIn Activity

We provide the first analysis of workers’ on-the-job networking activity following their firm’s credit deterioration. Using high-frequency networking on LinkedIn, we show that workers initiate more connections immediately following adverse credit shocks. We propose a... View Details

Research Summary

Overview

By: Feng Zhu

Professor Zhu’s research focuses on the design of platform business models and its impact on platform performance. Platforms have become central to our economy. A platform is a product or service that enables two or more customer groups to interact. For example,... View Details

March 2008
Supplement

Carlyle Japan (C)

By: David B. Godes, Masako Egawa and Mayuka Yamazaki

This is a supplement to the (A) and (B) cases. It documents the shift in Carlyle's networking strategy. The firm decreased its focus on building contacts in commercial banking an increased instead the focus on building more contacts with industry directly. View Details

Keywords: Private Equity; Banks and Banking; Investment; Growth and Development Strategy; Supply and Industry; Networks; Japan

September 2011 (Revised January 2012)
Case

Gerson Lehrman Group: Managing Risks

By: Boris Groysberg, Paul Healy and Sarah L. Abbott

It was June 2011 and Alexander Saint-Amand, President and CEO of Gerson Lehrman Group, the largest expert network firm globally, has found his firm once again in the midst of controversy. This controversy centered around a number of insider trading cases that had been... View Details

Keywords: Risk Management

January 1998 (Revised February 2006)
Background Note

Creating Competitive Advantage

By: Pankaj Ghemawat and Jan W. Rivkin

A firm such as Schering-Plough that earns superior, long-run financial returns within its industry is said to enjoy a competitive advantage over its rivals. This note examines the logic of how firms create competitive advantage. It emphasizes two themes: First, to... View Details

Keywords: Competitive Advantage; Competitive Strategy; Management; Business Strategy; Growth and Development Strategy; Innovation Strategy; Management Practices and Processes; Value Creation; Pharmaceutical Industry

June 2023
Article

The Effect of Firms' Information Exposure on Safeguarding Employee Health: Evidence from COVID-19

By: Lisa Yao Liu and Shirley Lu

We show that information exposure through international business networks enables firms to take proactive measures that benefit employees and potentially the local community. Specifically, in the early days of COVID-19, firms that have business networks with China and... View Details

Keywords: COVID-19 Pandemic; Networks; Knowledge Use and Leverage; Health Pandemics; Decision Choices and Conditions; Corporate Social Responsibility and Impact

2012
Article

Friends with Money

By: Christopher Parsons, J. Engelberg and P. Gao

When banks and firms are connected through interpersonal linkages—such as their respective management having attended college or previously worked together—interest rates are markedly reduced, comparable with single shifts in credit ratings. These rate concessions do... View Details

Keywords: Social and Collaborative Networks; Interest Rates; Banking Industry