Publications

SSRN

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

June 1993
Article

Power, Social Influence, and Sense Making: Effects of Network Centrality and Proximity on Employee Perceptions

By: H. Ibarra and S. Andrews

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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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

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

September 2014 (Revised January 2015)
Module Note

Building Effective Working Relationships

By: Lakshmi Ramarajan

This note introduces a framework for deliberately building effective interpersonal relationships. First, we will define the necessary attributes of these relationships. Next, we will discuss common barriers to effectiveness. Lastly, we will provide tools to build and... View Details

Keywords: Interpersonal Relations; Power And Influence; Networks; Interpersonal Communication; Performance Effectiveness

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

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

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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

30 Jan 2018
Working Paper Summaries

Credit Supply Shocks, Network Effects, and the Real Economy

Keywords: by Laura Alfaro, Manuel García, and Enrique Moral-Benito

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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2007
Working Paper

Proprietary vs. Open Two-Sided Platforms and Social Efficiency

By: Andrei Hagiu

This paper identifies a fundamental economic welfare tradeoff between two-sided open platforms and two-sided proprietary (closed) platforms connecting consumers and producers. Proprietary platforms create two-sided deadweight losses through monopoly pricing but at the... View Details

Keywords: Two-Sided Markets; Platforms; Indirect Network Effects; Product Variety; Social Efficiency; Two-Sided Platforms; Network Effects; Welfare or Wellbeing

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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

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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

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

22 Feb 2012
Working Paper Summaries

The Dynamic Effects of Bundling as a Product Strategy

Keywords: by Timothy Derdenger & Vineet Kumar; Video Game

Summer 2014
Article

When Does a Platform Create Value by Limiting Choice?

By: Ramon Casadesus-Masanell and Hanna Halaburda

We present a theory for why it might be rational for a platform to limit the number of applications available on it. Our model is based on the observation that even if users prefer application variety, applications often also exhibit direct network effects. When there... View Details

Keywords: Platform Governance; Direct Network Effects; Indirect Network Effects; Complements; Tragedy Of The Commons; Equilibrium Selection; Coordination; Foresight; Strategy; Value Creation; Digital Platforms; Balance and Stability; Decision Choices and Conditions; Consumer Behavior; Applications and Software; Network Effects

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