Publications

August 2022
Background Note

Retail Media Networks

By: Eva Ascarza, Ayelet Israeli and Celine Chammas

In 2022, retail media was one of the fastest growing segments in digital advertising. A retail media network (RMN) allows a retailer to use its assets for advertising. Retailers set up an advertising business by allowing marketers to buy advertising space across their... View Details

January 23, 2023
Article

Digital Public Health Interventions at Scale: The Impact of Social Media Advertising on Beliefs and Outcomes Related to COVID Vaccines

By: Susan Athey, Kristen Grabarz, Michael Luca and Nils Wernerfelt

Public health organizations increasingly use social media advertising campaigns in pursuit of public health goals. In this paper, we evaluate the impact of about $40 million of social media advertisements that were run and experimentally tested on Facebook and... View Details

Keywords: COVID-19 Pandemic; Public Health; Vaccines; Social Media; Advertising; Power and Influence; Health Care and Treatment

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Privacy Policy & Legal Info | HBS Online

Privacy Notice SMS Terms Terms of Use FERPA Community Values & Honor Code Trademark Notice Cookies Harvard Business School Online Privacy Notice If you have questions about this notice, our handling of your personal data, or you would... View Details

The Value of Descriptive Analytics: Evidence from Online Retailers - Marketing Science

Does the adoption of descriptive analytics impact online retailer performance, and if so, how? We use the synthetic difference-in-differences method to analyze the staggered adoption of a retail analytics dashboard by more than 1,500 e-commerce websites, and we... View Details

March 2007
Article

Internet Advertising and the Generalized Second Price Auction: Selling Billions of Dollars Worth of Keywords

By: Benjamin Edelman, Michael Ostrovsky and Michael Schwarz

We investigate the "generalized second-price" auction (GSP), a new mechanism used by search engines to sell online advertising. Although GSP looks similar to the Vickrey-Clarke-Groves (VCG) mechanism, its properties are very different. Unlike the VCG mechanism, GSP... View Details

Keywords: Auctions; Search Technology; Online Advertising; Strategy; Balance and Stability

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November 2013
Case

Groupon for Local Businesses

By: Thales Teixeira and Leora Kornfeld

Local businesses' experiences with using Groupon to promote themselves ran the gamut of roaring success to absolute failure. Why is there such a large range in outcomes for firms that used daily deal sites such as Groupon? This case examines the effectiveness of online... View Details

Keywords: Online Business; Online Marketing; Digital Marketing; Marketing; Advertising Industry; North and Central America

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European and UK Personal Data Collection Disclosure | HBS Online

Additional Privacy Disclosures 1. Introduction These Additional Privacy Disclosures (“Disclosures”) provide information on collection and use of personal data about individuals located in a Relevant Region (as defined below) and supplement the Harvard Business School... View Details

February 22, 2023
Article

How to Seed Organic Marketing in a Video-First World

By: Ayelet Israeli, Leonard A. Schlesinger and Matt Higgins

Early direct-to-consumer (DTC) companies relied on plentiful capital and low-cost digital marketing to power growth. But as this sector has matured, capital is more constrained, social media is more cluttered, and customer acquisition costs are rising. DTC companies... View Details

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Related Resources - The High Art of Photographic Advertising - Baker Library | Bloomberg Center

relevance to research in advertising and marketing. Industrial Life Photograph Collection Photographs from 115 leading companies (International Harvester, Hershey's Chocolate, Kraft-Phenix Cheese Corporation, U.S. Steel, and General... View Details

March 2016 (Revised May 2018)
Case

ASOS PLC

By: John R. Wells and Gabriel Ellsworth

Launched in 2000, ASOS was one of the world’s largest online fashion specialists in 2018. Focusing on young consumers aged 16–25 years, the company offered over 85,000 items on its websites, many times more than the largest fashion stores, and added several thousand... View Details

Keywords: ASOS; AsSeenOnScreen; Online Fashion; Online Apparel; Nick Beighton; Nick Robertson; E-commerce; E-Commerce Strategy; Online Retail; Multichannel Retailing; Omnichannel; Social Media; Marketplaces; Shipping; Advertising; Digital Marketing; Business Growth and Maturation; Business Model; Business Startups; For-Profit Firms; Customer Focus and Relationships; Age; Gender; Currency Exchange Rate; Profit; Revenue; Geography; Geographic Scope; Global Range; Global Strategy; Globalized Firms and Management; Globalized Markets and Industries; Business History; Selection and Staffing; Journals and Magazines; Human Capital; Business or Company Management; Crisis Management; Goals and Objectives; Growth and Development; Growth and Development Strategy; Growth Management; Management Succession; Brands and Branding; Marketing Channels; Marketing Communications; Marketing Strategy; Product Positioning; Social Marketing; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Public Ownership; Problems and Challenges; Strategy; Adaptation; Business Strategy; Competition; Competitive Strategy; Corporate Strategy; Expansion; Vertical Integration; Segmentation; Internet and the Web; Mobile and Wireless Technology; Apparel and Accessories Industry; Fashion Industry; Retail Industry; United Kingdom; England; London

March 2020 (Revised April 2020)
Case

CarTrade

By: Rajiv Lal and Shreya Ramachandran

Vinay Sanghi, the founder and CEO of CarTrade, had been trying different business strategies to keep the company, which he founded in 2010 as an online marketplace for used and new cars, profitable and on track for growth. In a crowded and disorganized dealer... View Details

Keywords: Online Marketplace; Automobiles; Customer Base; Internet and the Web; Growth and Development Strategy; Business Model; Financing and Loans; E-commerce; Digital Platforms; Digital Marketing; Auto Industry; Retail Industry; India; Mumbai

2021
Working Paper

The Value of Data and Its Impact on Competition

By: Marco Iansiti

Common regulatory perspective on the relationship between data, value, and competition in online platforms has increasingly centered on the volume of data accumulated by incumbent firms. This view posits the existence of "data network effects," where more data leads to... View Details

Keywords: Online Platforms; Data Network Effects; Analytics and Data Science; Value; Competition; Digital Platforms

SSRN

Article

Design of Search Engine Services: Channel Interdependence in Search Engine Results

By: Benjamin Edelman and Zhenyu Lai

The authors examine prominent placement of search engines' own services and effects on users' choices. Evaluating a natural experiment in which different results were shown to users who performed similar searches, they find that Google's prominent placement of its... View Details

Keywords: Search Engine; Organic Search; Sponsored Search Advertising; User Interface; Channel Substitution; Search Technology; Consumer Behavior; Online Advertising

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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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2022
Working Paper

Small Campaign Donors

By: Laurent Bouton, Julia Cagé, Edgard Dewitte and Vincent Pons

In this paper, we study the characteristics and behavior of small donors, and compare them to those of large donors. We first build a novel dataset including all the 340 million individual contributions reported to the U.S. Federal Election Commission between 2005 and... View Details

Keywords: Campaign Finance; Campaign Contributions; Small Donations; ActBlue; WinRed; TV Advertising; Political Elections; Finance; Demographics; Advertising; Analysis; Analytics and Data Science