Publications

September 2010 (Revised April 2013)
Case

Gazelle in 2012

By: Andrei Hagiu and James Weber

Gazelle has pioneered a reCommerce intermediation model: it buys used electronics from consumers and resells them on eBay or to wholesalers. Going forward, its two main strategic challenges are 1) deciding how much to rely on partnerships with large retailers for... View Details

Keywords: Business Model; Growth and Development Strategy; Markets; Two-Sided Platforms; Partners and Partnerships; Business Strategy; Retail Industry; Service Industry

August 2018
Case

Four Products: Predicting Diffusion (2018)

By: John Gourville

One job of product managers, marketers, strategic planners, and other corporate executives is to predict what the demand will be for a new product. This task is easier for certain classes of new products than for others. For new consumer package goods, for instance,... View Details

Keywords: Diffusion Processes; Product Adoption; Marketing; Forecasting and Prediction; Demand and Consumers; Adoption; Product Launch

January 2016
Case

COFCO

By: David E. Bell and Natalie Kindred

In 2015, COFCO, China's state-owned agribusiness giant, was working to protect China's food security (a key national security priority) by extending its control of the global food system through overseas acquisitions. At the same time, COFCO sought to grow its market... View Details

2011
Other Unpublished Work

Aligning Collective Production with Demand: Evidence from Wikipedia

Economic markets align supply and demand through prices. However, many social phenomena lack pricing to inform producers about consumer demand. This can lead to the over- or under-production of certain goods and services. In this paper, I propose a social mechanism... View Details

Keywords: Demand and Consumers; Supply and Industry

SSRN

29 Nov 2022
Research & Ideas

How Much More Would Holiday Shoppers Pay to Wear Something Rare?

Do you have that one friend who seems to snag the coolest, most fashionable shoes, jewelry, or clothes? Now new research shows that when luxury goods companies cater to these trendy consumers by controlling... View Details

Keywords: by Michael Blanding; Retail

2025
Working Paper

Tracking the Short-Run Price Impact of U.S. Tariffs

By: Alberto Cavallo, Paola Llamas and Franco Vazquez

This paper examines the short-run impact of the 2025 U.S. tariffs on consumer prices using a unique integration of high-frequency retail pricing data, product-level country-of-origin information, and detailed tariff classifications. By linking daily prices from major... View Details

Keywords: Tariffs; Trade; Price; Inflation and Deflation

Read Now

October 2019 (Revised February 2023)
Case

Gupta Media: Performance Marketing in the Digital Age

By: V. Kasturi Rangan and Courtney Han

Gupta Media is a Digital Marketing firm started in 2005 that places advertisements and marketing promotions for its clients in digital media, mainly social media such as Facebook and Google. Over the years it had built its expertise in promoting music labels, artists... View Details

Keywords: Marketing; Digital Marketing; Performance; Measurement and Metrics; Social Media; Advertising Industry

November 2023
Case

From Imitation to Innovation: Zongshen Industrial Group (Abridged)

By: Willy Shih and Nancy Dai

Like other small shops based in Chongqing, China, Zongshen Industrial Group started by assembling motorcycles from "standard" parts. The quality of its early products was good enough for rural Chinese buyers, though wealthier consumers usually purchased premium... View Details

Keywords: Disruptive Innovation; Growth and Development Strategy; Organizational Change and Adaptation; Competitive Strategy; Supply Chain; Product Positioning; Manufacturing Industry; Motorcycle Industry; China

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

20 Aug 2014
Research & Ideas

Why the ALS Ice Bucket Challenge is a Social Media Blockbuster

next to his became social currency across Canada. It's easy to write off these fads as simple stunts of digital narcissism, but they matter to marketing because they carry incidental meaning. It was not lost on Ford's reelection team that media coverage on Facebook was... View Details

Keywords: by John Deighton

16 Jan 2018
First Look

First Look at New Research and Ideas, January 16, 2018

January–February 2018 Harvard Business Review More Than a Paycheck: How to Create Good Blue-Collar Jobs in the Knowledge Economy By: Campbell, Dennis, John Case, and Bill Fotsch Abstract—Fifty years ago a View Details

Keywords: Sean Silverthorne

February 2024
Case

Adventures Inc: 21st Century Brand Building

By: Boris Groysberg and Sarah L. Abbott

Founded in 2020, Adventures worked with celebrities in Brazil to create and launch digitally native brands. The idea was to match the celebrity’s skill in creating content and entertaining fans with Adventures’ skill in consumer packaged goods marketing and operations.... View Details

Keywords: Digital Brand; Influencer Marketing; Growth And Scaling; Capital Constraints; Brand Portfolio Strategy; CPG; Start-up; Celebrity Endorsement; Digital Marketing; Growth and Development Strategy; Entrepreneurship; Advertising; Social Media; Business Startups; Joint Ventures; Brands and Branding; Brazil

October 1994
Case

Campbell Soup Company: A Leader in Continuous Replenishment Innovations

Campbell Soup, like most food manufacturers, faced grocery chain and wholesale demand for its goods driven by Campbell's own promotional pricing structure rather than retail consumer demand. Former policies to encourage overstock created huge swings in production and... View Details

Keywords: Customer Relationship Management; Supply Chain Management; Logistics

November 2021
Case

The Wolf in Cashmere: LVMH's Bid to Acquire Tiffany

By: Stuart C. Gilson and Sarah L. Abbott

In November 2019, the iconic U.S. jeweler Tiffany agreed to be acquired by the luxury goods conglomerate LVMH. The $16.6 billion transaction was scheduled to close in mid-2020. However, in 2020, the global COVID-19 pandemic took a toll on the luxury goods sector. In... View Details

Keywords: Mergers ＆ Acquisitions; Luxury Brand; COVID-19 Pandemic; Mergers and Acquisitions; Health Pandemics; Lawsuits and Litigation; Consumer Products Industry; United States; Europe

December 2019 (Revised June 2025)
Case

Mãe Terra and Unilever (A)

By: Lynn S. Paine, Ruth Costas and Priscilla Zogbi

The case concerns the sale of Mãe Terra, one of Brazil's leading brands for packaged organic foods, to the consumer goods giant Unilever in 2017. Working with Unilever management, Mãe Terra’s CEO Alexandre Borges must determine whether and how to keep Mãe Terra's B... View Details

Keywords: Mergers ＆ Acquisitions; Brand Management; Sustainability; Mergers and Acquisitions; Mission and Purpose; Social Enterprise; Corporate Governance; Governing and Advisory Boards; Environmental Sustainability; Organizational Culture; Food and Beverage Industry; Agriculture and Agribusiness Industry; Brazil; Latin America

May 2018
Article

Using Online Prices for Measuring Real Consumption Across Countries

By: Alberto Cavallo, Erwin Diewert, Robert C. Feenstra, Robert Inklaar and Marcel P. Timmer

We show that online prices can be used to construct quarterly purchasing power parities (PPPs) with a closely matched set of goods and identical methodologies in a variety of developed and developing countries. Our results are close to those reported by the... View Details

Keywords: Purchasing Power Parity; International Economy; Online Prices; Billion Prices Project; Economics; Macroeconomics; Price; Internet and the Web; Spending; Economy; Global Range; Measurement and Metrics