Publications

July–August 2013
Article

The Network Secrets of Great Change Agents

By: Julie Battilana and Tiziana Casciaro

Change is hard, especially in a large organization. Yet some leaders succeed—often spectacularly—at transforming their workplaces. What makes them able to exert this sort of influence when the vast majority can't? The authors tracked 68 change initiatives in the UK's... View Details

Keywords: Networks; Organizational Change and Adaptation; Leading Change; Health Industry

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Research Summary

Social Networks and Unraveling in Labor Markets

This paper develops a model of local unraveling (or early hiring) in entry-level labor markets. Information about workers' productivity is revealed over time and transmitted credibly via a two-sided network connecting firms and workers. While employment starts only... View Details

Article

Two-Sided Platforms: Product Variety and Pricing Structures

By: Andrei Hagiu

This paper provides a new modeling framework to analyze two-sided platforms connecting producers and consumers. In contrast to the existing literature, indirect network effects are determined endogenously, through consumers' taste for variety and producer competition.... View Details

Keywords: Pricing Structure; Indirect Network Effects; Product Variety; Price; Network Effects; Two-Sided Platforms; Product; Renting or Rental; Competition

2020
Working Paper

Socioeconomic Network Heterogeneity and Pandemic Policy Response

By: Abhishek Nagaraj, Mohammad Akbarpour, Cody Cook, Aude Marzuoli, Simon Mongey, Matteo Saccarola, Pietro Tebaldi, Shoshana Vasserman and Hanbin Yang

We develop and implement a heterogeneous-agents network-based empirical model to analyze alternative policies during a pandemic outbreak. We combine several data sources, including information on individuals’ mobility and encounters across metropolitan areas,... View Details

Keywords: Health Pandemics; Policy; Outcome or Result; Analysis

May 2011
Background Note

Scale Effects, Network Effects, and Investment Strategy

By: Willy Shih

This technical note discusses scale economies, and direct and indirect network effects in the context of building better business models. Some of the great business disasters of the dot.com bubble were companies that scaled their infrastructure without working through... View Details

Keywords: Business Model; Investment; Price; Crisis Management; Network Effects; Multi-Sided Platforms; Strategy

Educators

May 2014
Article

Incorporating Field Data into Archival Research

By: Eugene F. Soltes

I explore the use of field data in conjunction with archival evidence by examining Iliev, Miller, and Roth's (2014) analysis of an amendment to the Securities Exchange Act of 1934. This regulatory amendment allowed depositary banks to cross-list firms without the... View Details

Keywords: Analytics and Data Science; Research; Financial Reporting

SSRN

04 Dec 2006
Research & Ideas

The Money Connection—Understanding VC Networks

the effects of geographic distance and a "hot" IPO market on the formation of networks in the venture capital industry. The fact that the world is connected through spanning ties has huge View Details

Keywords: by Julia Hanna; Financial Services

Research Summary

Building Effective Relationships Across Cultures

Trust is the foundation of any successful collaborative relationship. In my first stream of research, I draw on the basic distinction between cognition-based versus affect-based trust– that is, trust from the head versus trust from the heart – to better... View Details

Article

Entry into Platform-based Markets

By: Feng Zhu and Marco Iansiti

This paper examines the relative importance of platform quality, indirect network effects, and consumer expectations on the success of entrants in platform-based markets. We develop a theoretical model and find that an entrant's success depends on the strength of... View Details

Keywords: Platform-based Markets; Winnter-take-all; First-mover Advantage; Indirect Network Effects; Video Game Industry; Quality; Network Effects; Market Entry and Exit; Digital Platforms; Motion Pictures and Video Industry

January 2006 (Revised October 2007)
Background Note

Managing Networked Businesses: Course Overview for Students

By: Thomas R. Eisenmann

Provides an overview for students of the MBA elective course Managing Networked Businesses (MNB). MNB focuses on management challenges in businesses that exhibit network effects. The first section of the note explains that such businesses comprise a large and growing... View Details

Keywords: Business Model; Capital Structure; Business or Company Management; Network Effects; Organizational Design; Business and Government Relations; Social and Collaborative Networks; Competitive Strategy

Educators

22 Feb 2012
Working Paper Summaries

The Dynamic Effects of Bundling as a Product Strategy

Keywords: by Timothy Derdenger & Vineet Kumar; Video Game

October 2014
Module Note

Market Design in Online Businesses (Abridged)

By: Peter Coles and Benjamin Edelman

The purpose of this note is to characterize the challenges entrepreneurs may face in creating a well-functioning ecosystem of users, and to equip entrepreneurs with tools to overcome these obstacles. The note is meant to accompany the final module of the "The Online... View Details

Keywords: Platform Design; Network Effects; Market Design; Information Technology Industry; Information Industry; Advertising Industry

Article

Does 'Liking' Lead to Loving? The Impact of Joining a Brand's Social Network on Marketing Outcomes

By: Leslie K. John, Oliver Emrich, Sunil Gupta and Michael I. Norton

Does “liking” a brand on Facebook cause a person to view it more favorably? Or is “liking” simply a symptom of being fond of a brand? We disentangle these possibilities and find evidence for the latter: brand attitudes and purchasing are predicted by consumers’... View Details

Keywords: Brands; Marketing Effectiveness; Brand Evaluation; Peer Influence; Brands and Branding; Social and Collaborative Networks; Social Media

September 2017
Editorial

Helping Patients with Cancer Navigate Narrow Networks

By: Stephen M. Schleicher, Emeline M. Aviki and Thomas W. Feeley

The Affordable Care Act of 2010 (ACA) was designed primarily to improve patient access to affordable health care. The access-expanding provisions of the ACA included federal- and state-based health insurance exchanges with minimum coverage requirements and preexisting... View Details

Keywords: Health Care and Treatment; Insurance; Problems and Challenges; United States

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2016
Chapter

Networks and the Macroeconomy: An Empirical Exploration

By: Daron Acemoglu, Ufuk Akcigit and William R. Kerr

The propagation of macroeconomic shocks through input-output and geographic networks can be a powerful driver of macroeconomic fluctuations. We first exposit that in the presence of Cobb-Douglas production functions and consumer preferences, there is a specific pattern... View Details

Keywords: Economic Fluctuations; Geographic Collocation; Input-output Linkages; Propagation; Shocks; Networks; Fluctuation; System Shocks; Macroeconomics

04 Jan 2011
Working Paper Summaries

The Learning Effects of Monitoring

Keywords: by Dennis Campbell, Marc Epstein & Francisco de Asis Martinez-Jerez; Entertainment & Recreation

July 1989 (Revised April 1996)
Case

AUCNET: TV Auction Network System

The AUCNET system links buyers and sellers in the wholesale used car market in Japan. Video images delivered via videodisk or satellite along with an inspector's opinion and objective character based data are used to conduct a realtime auction over computers and... View Details

Keywords: Information Technology; Market Entry and Exit; Auctions; Service Industry; Japan; United States

Educators