Publications

05 Mar 2019
Working Paper Summaries

The Impacts of Increasing Search Frictions on Online Shopping Behavior: Evidence from a Field Experiment

Keywords: by Donald Ngwe, Kris J. Ferreira, and Thales Teixeira; Consumer Products; Consumer Products; Consumer Products

2025
Working Paper

The Value of Silence: The Effect of UMG’s Licensing Dispute with TikTok on Music Demand

By: Mengjie (Magie) Cheng, Elie Ofek and Hema Yoganarasimhan

Social media platforms like TikTok have transformed how music is discovered, consumed, and monetized. This study examines the implications of the dispute between TikTok and Universal Music Group (UMG), which resulted in UMG excluding its music from TikTok from... View Details

Keywords: Demand And Consumers; Monetization; Social Media; Revenue; Conflict and Resolution; Music Industry

SSRN

Moving Forward: The Future of Consumer Credit and Mortgage Finance

The recent collapse of the mortgage market revealed fractures in the credit... View Details

2020
Working Paper

Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger

By: Chiara Farronato, Jessica Fong and Andrey Fradkin

Digital platforms are increasingly the subject of regulatory scrutiny. In comparison to multiple competitors, a single platform may increase consumer welfare if network effects are large or may decrease welfare due to higher prices or reduction in platform variety. We... View Details

Keywords: Platform Differentiation; Digital Platforms; Network Effects; Measurement and Metrics; Mergers and Acquisitions; Outcome or Result

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

Find at Harvard

November 2004
Case

The Electronic Product Code: Future Impact on the Global Food System

By: Ray A. Goldberg and James Weber

The Electronic Product Code (EPC) is a successor to the Uniform Product Code and will improve the efficiency and traceability of the global food system. This case focuses on how best to implement this new system and respect the privacy of the ultimate consumer, and the... View Details

Keywords: Information; Rights; Ethics; Consumer Behavior; Management Systems; Technology Adoption; Innovation and Invention; Food and Beverage Industry

25 Sep 2000
Research & Ideas

More Than the Sum of Its Parts: The Impact of Modularity on the Computer Industry

drives. CB: Ultimately, though, the power of modularity does not lie simply in the creation of financial option value and the ensuing impact on... View Details

Keywords: by Staff; Consumer Products; Consumer Products; Consumer Products

2011
Working Paper

Observation Bias: The Impact of Demand Censoring on Newsvendor Level and Adjustment Behavior

By: David F. Drake

In an experimental newsvendor setting we investigate three phenomena: Level behavior — the decision-maker's average ordering tendency; adjustment behavior — the tendency to adjust period-to-period order quantities; and observation bias — the tendency to let the degree... View Details

Keywords: Cost; Consumer Behavior; Decision Making; Prejudice and Bias; Profit

17 Aug 2009
Research & Ideas

Quantifying the Economic Impact of the Internet

The fight was lost as consumers voted for free information supported by advertising over subscription services. Ironically, online advertising and the commercialization of the Web achieved important goals... View Details

Keywords: by John Quelch; Advertising; Publishing

30 Sep 2021
Blog Post

Driving Social Impact Through Consumer Behavior: Nonprofit to Finance to Retail with Nicole Krantz (MBA 2022)

Strategy and Sustainability Manager. In her role, Krantz worked closely with the leadership team on building strategic partnerships that could further the company’s mission of sustainability. “I loved what... View Details

Keywords: Retail

January 2014 (Revised June 2014)
Case

23andMe: Genetic Testing for Consumers (A)

By: John A. Quelch and Margaret L. Rodriguez

On November 22, 2013, the direct-to-consumer genetic testing provider, 23andMe, received a letter from the U.S. Food and Drug Administration (FDA) ordering the company to halt the sale and promotion of its genetic testing kit. The FDA stated that the product was... View Details

Keywords: Public Health; Genome Testing; Health Care; Ancestry; 23andMe; Marketing; Product Launch; Health; Health Care and Treatment; Health Testing and Trials; Genetics; Strategy; Health Industry; United States

Research Summary

Innovations in Logistics: The Impact of Channel Coordination

By: Janice H. Hammond

Roy D. Shapiro (with Janice H. Hammond and Marshall L. Fisher) is studying innovative systems and management approaches that integrate and coordinate material and information flows through the supply chain so as to reduce or eliminate the redundant activities that tend... View Details

October 2009
Article

Shaping Online Consumer Choice by Partitioning the Web

By: Jolie M. Martin and Michael I. Norton

This research explores how partitioning attributes in online search interfaces changes the valuations of those attributes-and impacts subsequent choice-such that attributes that are displayed as separate categories tend to receive greater decision weight than... View Details

Keywords: Decision Choices and Conditions; Information Management; Demand and Consumers; Research; Internet and the Web; Valuation

Find at Harvard

28 Jul 2010
News

Wrongful dismissal; consumers like underdogs, too

01 Jun 2002
News

Ads Improve Consumer Decisions

Results, published in a recent working paper, showed that the number of promotional spots viewed had a positive impact on the “match” between viewer and show. Essentially, the... View Details

Keywords: Laura Singleton (MBA 1988)

February 2009 (Revised September 2010)
Case

JWT China: Advertising for the New Chinese Consumer

By: Elisabeth Koll

This case analyzes the business strategy and expansion of JWT China from the late 1990s to 2008. As part of the world's fourth largest marketing communications network, JWT China grew into one of the largest integrated communications companies in China operating from... View Details

Keywords: Governing Rules, Regulations, and Reforms; Marketing Strategy; Consumer Behavior; Business and Government Relations; Business Strategy; Expansion; Advertising Industry; China

February 2001
Case

PlanetFeedback: The Voice of One ... The Power of Many (A)

By: James L. Heskett

The management of PlanetFeedback in proposes a merger with Intelliseek. Their goal is to create a comprehensive C2B and B2B business focused on the generation and analysis for business clients of consumer feedback data via the Internet, Planet Feedback's board of... View Details

Keywords: Mergers and Acquisitions; Decisions; Information Management; Analytics and Data Science; Business Strategy; Internet and the Web; Information Technology Industry