Publications

29 Mar 2017
Research & Ideas

The Story of Why Humans Are So Careless With Their Phones

Silvia Bellezza is an assistant professor of marketing at Columbia Business School. Joshua M. Ackerman is an assistant professor of psychology at University of Michigan. Francesca Gino is the Tandon Family Professor of Business Administration at Harvard... View Details

Keywords: by Josh Neufeld; Consumer Products; Consumer Products

March 2020
Technical Note

Influencer Marketing

By: Jill Avery and Ayelet Israeli

Despite a heavy barrage of advertising, most consumers declare that their purchases are most influenced by the experiences, advice, and recommendations of others, and not by marketers. Interpersonal communication between and among consumers serves as a potent path for... View Details

Keywords: Influencers; Marketing; Marketing Communications; Brands and Branding; Marketing Strategy; Consumer Products Industry; Consumer Products Industry; Consumer Products Industry

February 2024
Module Note

Data-Driven Marketing in Retail Markets

By: Ayelet Israeli

This note describes an eight-class sessions module on data-driven marketing in retail markets. The module aims to familiarize students with core concepts of data-driven marketing in retail, including exploring the opportunities and challenges, adopting best practices,... View Details

March–April 2013
Article

Expected Firm Altruism, Quality Provision, and Brand Extensions

By: Julio J. Rotemberg

A setting is considered where consumers keep track of the extent to which brands care about them, which is modeled as altruism of brands towards their target consumers. Consumers who purchase an experience good of high quality reasonably deduce that the supplier of... View Details

Keywords: Customers; Quality; Consumer Behavior; Attitudes; Brands and Branding

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2024
Working Paper

Using LLMs for Market Research

By: James Brand, Ayelet Israeli and Donald Ngwe

Large language models (LLMs) have rapidly gained popularity as labor-augmenting tools for programming, writing, and many other processes that benefit from quick text generation. In this paper we explore the uses and benefits of LLMs for researchers and practitioners... View Details

Keywords: Large Language Model; Research; AI and Machine Learning; Analysis; Customers; Consumer Behavior; Technology Industry; Information Technology Industry

SSRN

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17 May 2022
News

Robert F. Lanzillotti Prize for Assistant Professor Alex MacKay

January 1995 (Revised November 1996)
Case

Avalon Information Services, Inc.

By: Lynn S. Paine and Wilda White

The Privacy Review Committee of Avalon Information Services must decide how to deal with concerns voiced by its retail supermarket customers about the privacy of consumer data collected through Avalon's point-of-sale data collection program. One customer is proposing... View Details

Keywords: Mission and Purpose; Safety; Demand and Consumers; Rights; Analytics and Data Science; Information Technology; Ethics; Information Industry

Research Summary

Anonymity and Identity

By: John A. Deighton

In most consumer markets, consumers are accustomed to operating in relative anonymity. A complex social adjustment is occurring as people realize that anonymity is often no longer their default condition - it must be sought and in some cases bought. New conceptions of... View Details

Keywords: Privacy; Anonymity

December 2015
Case

The Hain Celestial Group

By: David E. Bell, José B. Alvarez, James Weber and Mary Shelman

Hain Celestial manufactured natural and organic food and personal care products to be sold to retailers of these products. The company had grown successfully and profitably through acquisitions and organically for two decades. In late 2015, Hain faced challenges on... View Details

Keywords: Agribusiness; Strategy; Marketing; Consumer Products Industry; United States

2007
Working Paper

Why Do Intermediaries Divert Search?

By: Andrei Hagiu and Bruno Jullien

We analyze the incentives to divert search for an information intermediary who enables buyers (consumers) to search affiliated sellers (stores). We identify two original motives for diverting search (i.e. inducing consumers to search more than they would like): i)... View Details

Keywords: Demand and Consumers; Motivation and Incentives; Internet and the Web; Digital Platforms; Distribution Channels; Business Strategy; Retail Industry

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November 2019 (Revised December 2019)
Case

Marcus by Goldman Sachs

By: Rory McDonald, Samir Junnarkar and David Lane

Five years on from the 2008 financial crisis, Goldman Sachs remained wounded. Revenues at the global investment bank had stagnated below pre-crisis levels, and the firm had yet to rebound from a substantial decline in securities-trading revenues. Marcus by Goldman... View Details

Keywords: Corporate Entrepreneurship; Banks and Banking; Innovation Leadership; Growth and Development Strategy; Growth Management; Organizational Culture; Financial Services Industry; United Kingdom

September 2015
Case

Eco7: Launching a New Motor Oil

By: John Quelch and Sunru Yong

Aaron Jonnerson, vice president of marketing at the automotive division of Avellin, must make marketing mix decisions for the launch of Eco7, a new environmentally-friendly motor oil. The company's performance has been mediocre, shareholder pressure is increasing, and... View Details

Keywords: Distribution Channels; Environmental Sustainability; Product Launch; Transportation; Energy Sources; Auto Industry

August 2019 (Revised March 2022)
Case

Lemonade: Disrupting Insurance with Instant Everything, Killer Prices, and a Big Heart

By: Elie Ofek and Danielle Golan

Launching its first products in the fall of 2016 in New York, insurtech startup Lemonade was on a mission to disrupt the insurance market by using AI and behavioral economics principles. The company offered renters, homeowners, and condo insurance and mainly targeted... View Details

Keywords: AI; Business Startups; Insurance; Technological Innovation; Business Model; Disruption; Brands and Branding; Growth and Development Strategy; Global Strategy; Decision Making; Insurance Industry; Technology Industry

March 2014
Article

Search Diversion and Platform Competition

By: Andrei Hagiu and Bruno Jullien

Platforms use search diversion in order to trade off total consumer traffic for higher revenues derived by exposing consumers to unsolicited products (e.g., advertising). We show that competition between platforms leads to lower equilibrium levels of search diversion... View Details

Keywords: Market Intermediation; Search; Two-Sided Markets; Platform Design; Platform Competition; Competition; Two-Sided Platforms

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December 2010 (Revised May 2011)
Case

Cola Wars Continue: Coke and Pepsi in 2010

By: David B. Yoffie and Renee Kim

Examines the industry structure and competitive strategy of Coca-Cola and Pepsi over 100 years of rivalry. The most intense battles of the cola wars were fought over the $74 billion CSD industry in the United States, where the average American consumes 46 gallons of... View Details

Keywords: Profit; Growth and Development Strategy; Industry Structures; Competitive Strategy; Food and Beverage Industry; United States

9 Dec 2011 - 10 Dec 2011
Conference Presentation

Taste Contested: The Construction of American Wine Culture, 1967-1976

By: Ai Hisano

This paper examines the role of taste in American consumer society by analyzing how wine came to symbolize sophistication during the 1960s and 1970s. View Details

Keywords: Consumer Behavior; Attitudes; Food and Beverage Industry; United States