Publications

Educators

2023
Article

Estimating Causal Peer Influence in Homophilous Social Networks by Inferring Latent Locations.

By: Edward McFowland III and Cosma Rohilla Shalizi

Social influence cannot be identified from purely observational data on social networks, because such influence is generically confounded with latent homophily, that is, with a node’s network partners being informative about the node’s attributes and therefore its... View Details

Keywords: Causal Inference; Homophily; Social Networks; Peer Influence; Social and Collaborative Networks; Power and Influence; Mathematical Methods

August 2000
Case

Beansprout Networks

By: Teresa M. Amabile and Rasheea Williams

Beansprout Networks is a 3-year-old Internet company designed to foster effective communication between parents and the pediatricians and child-care providers who care for their children. With a significant headstart in the marketplace, it has attracted considerable... View Details

Keywords: Entrepreneurship; Human Resources; Employees; Employee Relationship Management; Recruitment; Business or Company Management; Growth and Development Strategy; Management Practices and Processes; Organizational Culture; Strategy; Health Industry; Information Technology Industry

Educators

2011
Other Unpublished Work

Networks as Covers: Evidence from On-Line Social Networks

By: Mikolaj Jan Piskorski

Sociologists have extensively documented that networks influence market exchange through improved matching and vouching. In this paper, I propose that networks can also blunt the signal of market participation, as actors who are on the market surrounded by their... View Details

Keywords: Job Search; Knowledge Use and Leverage; Market Participation; Market Transactions; Social and Collaborative Networks; Online Technology

Read Now

01 Dec 2010
News

Chaotic Funding Derails Research

time to consider the devastating implications of this chaotic funding environment. And to do that, one needs to understand how a modern research lab operates. A typical lab has twenty to forty people, led by a senior View Details

Keywords: William Sahlman; Science funding; stem cell research; Colleges, Universities, and Professional Schools; Educational Services

May 2006 (Revised July 2007)
Case

Tropos Networks

By: Joseph B. Lassiter III and Elizabeth Kind

As Ron Sege, president and CEO of Tropos Networks, walked through the halls of the firm's offices, he realized that the space they had moved into only about a year ago was already becoming too small. The company, based in Sunnyvale, California, was founded in late 2000... View Details

Keywords: Business Startups; Entrepreneurship; Growth Management; Wireless Technology; Sunnyvale

Educators

2011
Article

How Do Networks Matter? The Performance Effects of Interorganizational Networks

By: Ranjay Gulati, D. Lavie and Ravi Madhavin

A growing body of research suggests that an organization's ties to other organizations furnish resources that bestow various benefits. Scholars have proposed different perspectives on how such networks of ties shape organizational behavior and performance outcomes, but... View Details

Keywords: Management Systems; Organizational Design; Performance; Performance Effectiveness; Networks; Partners and Partnerships; Research; Perspective; Value

08 Aug 2006
Working Paper Summaries

Entrepreneurship and Business History: Renewing the Research Agenda

Keywords: by Geoffrey G. Jones & R. Daniel Wadhwani

May 2003
Module Note

Managing Development Networks

By: Stefan H. Thomke

Describes the concepts and pedagogy for a module on understanding and managing product development networks between firms and within firms and among products themselves. Introduces students to the increasingly important role of networks in the development of new... View Details

Keywords: Product Development; Resource Allocation; Research and Development; Networks; Design; Groups and Teams

February 2011
Article

When the Social Structure Overshadows Competitive Incentives: The Effects of Network Embeddedness on Joint Venture Dissolution

By: Francisco Polidoro Jr., Gautam Ahuja and Will Mitchell

The embeddedness of interfirm relationships in a social structure can engender order in new tie formation, but competitive incentives may undermine the order that firms seek to achieve and lead to tie dissolution. We examine how relational embeddedness (history of... View Details

Keywords: Social Structure; Business Enterprises; Strategic Alliances (Business); Business Networks (Research); Competition; Joint Ventures; Alliances; Social and Collaborative Networks

Web

Business & Environment - Faculty & Research

and the business world has long been a central focus of our research at HBS – from Richard Vietor ’s study of business-government relations in U.S. energy policy in the 1980’s to Michael Porter ’s new... View Details

November 2019
Article

The Relevance of Broker Networks for Information Diffusion in the Stock Market

By: Marco Di Maggio, Francesco Franzoni, Amir Kermani and Carlo Sommavilla

This paper shows that the network of relationships between brokers and institutional investors shapes information diffusion in the stock market. We exploit trade-level data to show that central brokers gather information by executing informed trades, which is then... View Details

Keywords: Broker Networks; Institutional Investors; Asset Prices; Business and Shareholder Relations; Institutional Investing; Information; Knowledge Dissemination; Financial Markets; Asset Pricing

2012
Chapter

The Small Worlds of Business Groups: Liberalization and Network Dynamics

By: Jon Brookfield, Sea-Jin Chang, Israel Drori, Shmuel Ellis, Sergio G. Lazzarini, Jordan I. Siegel and Juan Pablo von Bernath Bardina

Using comparative data from six major emerging economies — Brazil, Chile, Israel, Mexico, South Korea, and Taiwan — we examine how ownership networks in those societies responded to a roughly similar “ structural break ” of economic liberalization during the 1990s... View Details

Keywords: Emerging Economies; Ownership; Corporate Governance; Emerging Markets

19 Oct 2015
News

Business Research that Makes for Smarter Public Policy

2023
Working Paper

Mapping Organizational-Level Networks Using Individual-Level Connections: Evidence from Online Professional Networks

By: Shelley Xin Li, Frank Nagle and Aner Zhou

Organization-level networks facilitate the flow of information and business activities in the economy. Prior research relies solely on high-level connections to measure these networks. Therefore, to understand the role of employee connections at all job levels in... View Details

Keywords: Networks; Value; Social and Collaborative Networks; Innovation and Invention; Knowledge Sharing; Employees; Social Media

SSRN

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Article

Designing Social Networks: Joint Tasks and the Formation and Endurance of Network Ties

By: Sharique Hasan and Rembrand Koning

Can managers influence the formation of organizational networks? In this article, we evaluate the effect of joint tasks on the creation of network ties with data from a novel field experiment with 112 aspiring entrepreneurs. During the study, we randomized individuals... View Details

Keywords: Accelerators; Entrepreneur; Social Networks; Field Experiment; Entrepreneurship; Organizational Design; Networks; Social and Collaborative Networks; Social Media; Information Technology Industry; India