Publications

1980
Chapter

Network Analysis on Organization

By: Michael Tushman

Keywords: Organizational Design; Networks; Mathematical Methods

January 2017 (Revised May 2019)
Case

Paytm: Building a Payments Network

By: Sunil Gupta, Das Narayandas and Rachna Tahilyani

By January 2017, Paytm, a mobile payments company that started in 2010, became India’s largest mobile payments platform with over 142 million users and $5 billion valuation. Could Paytm become a $100 billion company its founder Vijay Shekhar Sharma envisioned it be? View Details

Keywords: Mobile Payments; Ecommerce; Mobile App; India; Entrepreneurship; Expansion; Service Operations; Mobile and Wireless Technology; E-commerce; Service Industry; India

March 1999 (Revised January 2000)
Background Note

Network Technology and the Role of Intermediaries

By: Youngme E. Moon

Outlines some of the ways network technology is changing the role of intermediaries in the market. View Details

Keywords: Technology Networks

Research Summary

Dynamics of Network Formation

By: Ranjay Gulati

An ongoing research project with my doctoral students extends my previous line of inquiry by examining some of the evolutionary dynamics of small-world networks. Diverging from recent research that has analyzed static small worlds, we have adopted a dynamic view of the... View Details

2013
Working Paper

Network Effects in Countries' Adoption of IFRS

By: Karthik Ramanna and Ewa Sletten

If the differences in accounting standards across countries reflect relatively stable institutional differences (e.g., auditing technology, the rule of law, etc.), why did several countries rapidly, albeit in a staggered manner, adopt IFRS over local standards in the... View Details

Keywords: Financial Reporting; International Accounting; Network Effects; Standards; Adoption; Value

SSRN

December 2010 (Revised June 2014)
Supplement

eBay Partner Network — slide supplement

By: Benjamin Edelman

eBay considers adjustments to the structure and rules of its affiliate marketing program, eBay Partner Network (ePN). In particular, eBay reevaluates affiliate compensation structure, the role of bonuses for especially productive affiliates, and the overall rationale... View Details

Keywords: History; Job Cuts and Outsourcing; Internet and the Web; Markets; Marketing Channels; Negotiation Participants; Marketing; Compensation and Benefits; Service Industry

Article

The Global Rise of Democracy: A Network Account

By: Magnus Thor Torfason and Paul Ingram

We examine the influence of an interstate network created by intergovernmental organizations (IGOs) on the global diffusion of democracy. We propose that IGOs facilitate this diffusion by transmitting information between their member states and by interpreting that... View Details

Keywords: International Relations; Networks; Society; Transformation; Power and Influence; Country; Globalization

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07 Sep 2016
What Do You Think?

How Can the Threat of Networks Be Reduced?

SUMMING UP Are Computers and Tech-Driven Networks In Their Twilight Years? Issues raised by the ascendancy of network technology are many and varied, judging from responses to this month’s column based on... View Details

Keywords: by James Heskett

August 1984 (Revised February 1986)
Case

Manufacturers Hanover Corp.--Worldwide Network

July 2014
Article

Network Effects in Countries' Adoption of IFRS

By: Karthik Ramanna and Ewa Sletten

If the differences in accounting standards across countries reflect relatively stable institutional differences (e.g., auditing technology, the rule of law, etc.), why did several countries rapidly, albeit in a staggered manner, adopt IFRS over local standards in the... View Details

Keywords: International Accounting; Financial Reporting; Network Effects

August 2000 (Revised December 2001)
Background Note

Emerging Networked Business Models: Lessons from the Field

By: Lynda M. Applegate and Meredith Collura

Provides an overview of the networked models that are revolutionizing market industries and the organizations that compete and do business within them. Teaching Purpose: To introduce students and executives to emerging networked models and to provide a foundation for... View Details

Keywords: Business Model; Decision Making; Networks; Strategy

17 Nov 2010
Working Paper Summaries

Network Effects in Countries’ Adoption of IFRS

Keywords: by Karthik Ramanna & Ewa Sletten

November 2000
Teaching Note

Geocast Network Systems, Inc.

By: Thomas R. Eisenmann and Christina L. Darwall

Teaching Note for (9-801-211). View Details

Keywords: Web Services Industry; Entertainment and Recreation Industry

November 2000
Case

Geocast Network Systems, Inc.

By: Thomas R. Eisenmann, Christina L. Darwall and Elizabeth Kind

Geocast, a venture-backed start-up, had developed innovative technology for "datacasting" broadband information and entertainment content to an external hard drive, where it was cached for later retrieval by a Web-enabled PC. By using terrestrial TV, direct broadcast... View Details

Keywords: Business Model; Customer Value and Value Chain; Entrepreneurship; Venture Capital; Information Management; Technological Innovation; Marketing Channels; Corporate Strategy; Entertainment and Recreation Industry; Web Services Industry

October 1999 (Revised October 2000)
Case

Women's World Banking: Catalytic Change Through Networks

By: James E. Austin and Susan Hamerling

Describes the evolution of Women's World Banking, an international microfinance nonprofit promoting financial access for poor women. Explores the organization's development of different types of networks to achieve its mission. View Details

Keywords: Mission and Purpose; History; Networks; Microfinance; Nonprofit Organizations; Gender; Growth and Development Strategy

2007
Working Paper

Bandwidth Allocation in Peer-to-Peer Filesharing Networks

By: Albert Creus-Mir, Ramon Casadesus-Masanell and Andres Hervas-Drane

We present a model of bandwidth allocation in a stylized peer-to-peer file sharing network with s peers (sharers) who share files and download from each other and f peers (freeriders) who download from sharers but do not contribute files. Assuming that upload bandwidth... View Details

Keywords: Information Infrastructure; Resource Allocation

2023
Article

Evaluating Explainability for Graph Neural Networks

By: Chirag Agarwal, Owen Queen, Himabindu Lakkaraju and Marinka Zitnik

As explanations are increasingly used to understand the behavior of graph neural networks (GNNs), evaluating the quality and reliability of GNN explanations is crucial. However, assessing the quality of GNN explanations is challenging as existing graph datasets have no... View Details

Keywords: Analytics and Data Science

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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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August 2007
Module Note

Managing Networked Businesses: Platform Evolution Module

By: Thomas R. Eisenmann

Offers an overview of conceptual content and pedagogical guidance for instructors using a six-session module, "Platform Evolution," from "Managing Networked Businesses" (MNB), a case-based MBA elective course on platform-mediated networks. The module explores the... View Details

Keywords: Business Ventures; Networks; Business or Company Management; Rights; Business Strategy; Problems and Challenges; Multi-Sided Platforms; Market Transactions; Innovation and Invention; Marketing; Competition; Market Entry and Exit