Publications

Research Summary

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

Article

Towards a Bill of Rights for Online Advertisers

By: Benjamin Edelman

Online advertising presents remarkable efficiencies—better targeting, improved measurement and greater return on investment. Yet there are challenges, particularly when networks of intermediaries place ads through convoluted relationships, and all the more so when... View Details

Keywords: Online Advertising; Rights; Measurement and Metrics; Investment Return; Negotiation; Networks; Problems and Challenges; Performance Efficiency; Law; Advertising Industry

June 2009
Teaching Note

Online Restaurant Promotions

By: Benjamin Edelman

Teaching Note for [909034]. View Details

Keywords: Service Operations; Customer Satisfaction; Entertainment; Networks; Price; Corporate Strategy; Technology; Service Industry

February 2021
Case

Threadless: The Renewal of an Online Community

By: Shane Greenstein, Karim Lakhani and Christian Godwin

Threadless, an online apparel company and artist community which Jake Nickell founded in 2000, continued to maintain its status as a top company in the online apparel industry during its second decade. From 2010 to 2020, Threadless continued to operate its... View Details

17 Jan 2012
Working Paper Summaries

Expectations, Network Effects and Platform Pricing

Keywords: by Andrei Hagiu & Hanna Hałaburda; Entertainment & Recreation

28 Aug 2006
Research & Ideas

Online Match-Making with Virtual Dates

current model is artificial and static, and far removed from everyday social interaction," says Jeana H. Frost, who along with Michael I. Norton and Dan Ariely is taking an academic look at online... View Details

Keywords: by Martha Lagace; Publishing

2021
Working Paper

The Old Boys' Club: Schmoozing and the Gender Gap

By: Zoë B. Cullen and Ricardo Perez-Truglia

Offices are social places. Employees and managers take breaks together and talk about family and hobbies. In this study, we show that employees’ social interactions with their managers can be advantageous for their careers, and that this phenomenon contributes to the... View Details

Keywords: Career; Promotions; Social Interactions; Networking; Gender; Personal Development and Career; Wages; Social and Collaborative Networks

Research Summary

On the Origins of Brokerage in Intraorganizational Networks

While we have ample empirical evidence linking brokerage in intraorganizational social networks to both individual and firm-level benefits, we know little about its origins. Prior research describes correlations between rough demographic categories and network... View Details

August 2014 (Revised March 2015)
Case

Reinventing Retail: ShopRunner's Network Bet

By: Benjamin Edelman and Karen Webster

ShopRunner considers adjustments to improve its online shopping service which offers no-charge two-day shipping as well as easy returns and other conveniences. Competitors' diverse pricing models and ancillary benefits raise questions about how to structure and price... View Details

Keywords: Shopping Club; Coop; Pricing; Shipping; Marketing Channels; Global Strategy; Order Taking and Fulfillment; Information Technology Industry; Retail Industry; United States; China

June 1993
Article

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

By: H. Ibarra and S. Andrews

2016
Working Paper

The Empirical Economics of Online Attention

By: Andre Boik, Shane Greenstein and Jeffrey Prince

In several markets, firms compete not for consumer expenditure but instead for consumer attention. We model and characterize how households allocate their scarce attention in arguably the largest market for attention: the Internet. Our characterization of household... View Details

Keywords: Internet and the Web; Competition; Behavior; Resource Allocation; Household; Cognition and Thinking

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2013
Chapter

The Design of Online Advertising Markets

By: Benjamin Edelman

Because the market for online advertising is both new and fast-changing, participants experiment with all manner of variations. Should an advertiser's payment reflect the number of times an ad was shown, the number of times it was clicked, the number of sales that... View Details

Keywords: Misleading and Fraudulent Advertising; Online Advertising; Price; Market Design; Measurement and Metrics; Sales; Motivation and Incentives; Internet and the Web

November 2021
Article

Ratings, Reviews, and the Marketing of New Products

By: Itay P. Fainmesser, Dominique Olié Lauga and Elie Ofek

We study how user-generated content (UGC) about new products impacts a firm's advertising and pricing decisions and the effect on profits and market dynamics. We construct a two-period model where consumers value quality and are heterogeneous in their taste for the new... View Details

Keywords: Online Reviews; Product Ratings; Social Networks; Word Of Mouth; Pricing; User-generated Content; Advertising; Product Marketing; Price; Consumer Behavior; Product Positioning; Social Media

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September 16, 2022
Article

A Causal Test of the Strength of Weak Ties

By: Karthik Rajkumar, Guillaume Saint-Jacques, Iavor I. Bojinov, Erik Brynjolfsson and Sinan Aral

The authors analyzed data from multiple large-scale randomized experiments on LinkedIn’s People You May Know algorithm, which recommends new connections to LinkedIn members, to test the extent to which weak ties increased job mobility in the world’s largest... View Details

Keywords: Job Mobility; Social Networks; Social Ties; Networks; Personal Development and Career

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10 Dec 2013
Working Paper Summaries

Information and Incentives in Online Affiliate Marketing

Keywords: by Benjamin G. Edelman & Wesley Brandi; Publishing; Technology

2016
Working Paper

Designing Online Marketplaces: Trust and Reputation Mechanisms

By: Michael Luca

Online marketplaces have proliferated over the past decade, creating new markets where none existed. By reducing transaction costs, online marketplaces facilitate transactions that otherwise would not have occurred and enable easier entry of small sellers. One central... View Details

Keywords: Trust; E-commerce; Market Design

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04 Dec 2006
Research & Ideas

The Money Connection—Understanding VC Networks

essential to the functioning of VC and the technology-based industries in which VCs often invest. And in addition to person-to-person social networks, firm-to-firm networks are vital in both contexts.... View Details

Keywords: by Julia Hanna; Financial Services

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

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