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  • All HBS Web  (144)
    • Faculty Publications  (21)

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    • All HBS Web  (144)
      • Faculty Publications  (21)

      Consumer LoyaltyRemove Consumer Loyalty →

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      • January 2025
      • Teaching Note

      Vytal: Packaging-as-a-Service

      By: George Serafeim, Michael W. Toffel and Stacy Straaberg
      Teaching Note for HBS Case No. 124-007. The Germany-based startup Vytal operated the largest digital-native reusable packaging-as-a-service network globally, having raised nearly €15 million, established a large network of restaurant partners, and prevented the use of... View Details
      Keywords: Environmental Sustainability; Innovation and Invention; Business Growth and Maturation; Growth and Development Strategy; Business Startups; Resource Allocation; Risk Management; Adoption; Strategy; Performance Productivity; Service Delivery; Service Operations; Supply Chain; Distribution; Entrepreneurship; Climate Change; Business Model; Governing Rules, Regulations, and Reforms; Profit; Financing and Loans; Expansion; Green Technology Industry; Service Industry; Retail Industry; Germany; Europe
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      Serafeim, George, Michael W. Toffel, and Stacy Straaberg. "Vytal: Packaging-as-a-Service." Harvard Business School Teaching Note 125-003, January 2025.
      • April 8, 2024
      • Article

      Loyalty Programs May Limit Competition, and They Could Be Pushing Prices up for Everyone

      By: Alexandru Nichifor and Scott Duke Kominers
      Keywords: Customer Focus and Relationships; Competitive Strategy; Consumer Behavior; Brands and Branding
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      Nichifor, Alexandru, and Scott Duke Kominers. "Loyalty Programs May Limit Competition, and They Could Be Pushing Prices up for Everyone." The Conversation (April 8, 2024).
      • July 2023 (Revised May 2024)
      • Case

      Vytal: Packaging-as-a-Service

      By: George Serafeim, Michael W. Toffel, Lena Duchene and Daniela Beyersdorfer
      The Germany-based startup Vytal operated the largest digital-native reusable packaging-as-a-service network globally, having raised nearly €15 million, established a large network of restaurant partners, and prevented the use of millions of single-use take-out food... View Details
      Keywords: Climate Risk; Digital; Platform Strategies; Data; Packaging; Sustainability; Start-up; Startup; Entrepreneur; Impact; Circular; Growth Strategy; Innovation; Environmental Sustainability; Innovation and Invention; Business Growth and Maturation; Growth and Development Strategy; Business Startups; Resource Allocation; Risk Management; Adoption; Strategy; Performance Productivity; Service Delivery; Service Operations; Supply Chain; Distribution; Entrepreneurship; Climate Change; Green Technology Industry; Service Industry; Retail Industry; Germany; Europe
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      Serafeim, George, Michael W. Toffel, Lena Duchene, and Daniela Beyersdorfer. "Vytal: Packaging-as-a-Service." Harvard Business School Case 124-007, July 2023. (Revised May 2024.)
      • May 2021 (Revised February 2024)
      • Teaching Note

      THE YES: Reimagining the Future of E-Commerce with Artificial Intelligence (AI)

      By: Ayelet Israeli and Jill Avery
      THE YES, a multi-brand shopping app launched in May 2020 offered a new type of buying experience for women’s fashion, driven by a sophisticated algorithm that used data science and machine learning to create and deliver a personalized store for every shopper, based on... View Details
      Keywords: Data; Data Analytics; Artificial Intelligence; AI; AI Algorithms; AI Creativity; Fashion; Retail; Retail Analytics; E-Commerce Strategy; Platform; Platforms; Big Data; Preference Elicitation; Predictive Analytics; App Development; "Marketing Analytics"; Advertising; Mobile App; Mobile Marketing; Apparel; Online Advertising; Referral Rewards; Referrals; Female Ceo; Female Entrepreneur; Female Protagonist; Analytics and Data Science; Analysis; Creativity; Marketing Strategy; Brands and Branding; Consumer Behavior; Demand and Consumers; Forecasting and Prediction; Marketing Channels; Digital Marketing; Internet and the Web; Mobile and Wireless Technology; AI and Machine Learning; E-commerce; Digital Platforms; Consumer Products Industry; Consumer Products Industry; Consumer Products Industry; Consumer Products Industry; United States
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      Israeli, Ayelet, and Jill Avery. "THE YES: Reimagining the Future of E-Commerce with Artificial Intelligence (AI)." Harvard Business School Teaching Note 521-097, May 2021. (Revised February 2024.)
      • January 2021 (Revised March 2021)
      • Case

      THE YES: Reimagining the Future of E-Commerce with Artificial Intelligence (AI)

      By: Jill Avery, Ayelet Israeli and Emma von Maur
      THE YES, a multi-brand shopping app launched in May 2020 offered a new type of buying experience for women’s fashion, driven by a sophisticated algorithm that used data science and machine learning to create and deliver a personalized store for every shopper, based on... View Details
      Keywords: Data; Data Analytics; Artificial Intelligence; AI; AI Algorithms; AI Creativity; Fashion; Retail; Retail Analytics; E-Commerce Strategy; Platform; Platforms; Big Data; Preference Elicitation; Preference Prediction; Predictive Analytics; App Development; "Marketing Analytics"; Advertising; Mobile App; Mobile Marketing; Apparel; Online Advertising; Referral Rewards; Referrals; Female Ceo; Female Entrepreneur; Female Protagonist; Analytics and Data Science; Analysis; Creativity; Marketing Strategy; Brands and Branding; Consumer Behavior; Demand and Consumers; Forecasting and Prediction; Marketing Channels; Digital Marketing; Internet and the Web; Mobile and Wireless Technology; AI and Machine Learning; E-commerce; Digital Platforms; Consumer Products Industry; Consumer Products Industry; Consumer Products Industry; Consumer Products Industry; United States
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      Avery, Jill, Ayelet Israeli, and Emma von Maur. "THE YES: Reimagining the Future of E-Commerce with Artificial Intelligence (AI)." Harvard Business School Case 521-070, January 2021. (Revised March 2021.)
      • January 2021
      • Exercise

      E-Commerce Analytics for CPG Firms (B): Optimizing Assortment for a New Retailer

      By: Ayelet Israeli and Fedor (Ted) Lisitsyn
      The E-Commerce Analytics group at the traditional CPG firm was in charge of compiling various online sales reports, as well as making data-driven recommendations for sales and marketing tactics. In a series of exercises, students address different data challenges for... View Details
      Keywords: Data Analysis; Data Analytics; CPG; Consumer Packaged Goods (CPG); Online Channel; Retail Analytics; Retail; Retailing Industry; Data; Data Sharing; Ecommerce; CRM; Loyalty Management; Assortment Planning; Assortment Optimization; Lifetime Value (LTV); Analytics and Data Science; Analysis; Retention; E-commerce; Consumer Products Industry; Consumer Products Industry; United States
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      Israeli, Ayelet, and Fedor (Ted) Lisitsyn. "E-Commerce Analytics for CPG Firms (B): Optimizing Assortment for a New Retailer." Harvard Business School Exercise 521-079, January 2021.
      • March 2019
      • Case

      HOPI: Turkey's Shopping Companion

      By: Sunil Gupta, Donald Ngwe and Gamze Yucaoglu
      The case opens in 2017 as Onur Erbay, CEO of HOPI, a multi-vendor loyalty platform, is contemplating a critical decision. The case chronicles the origins of Boyner Group, the parent company of HOPI and a major retailer in Turkey, and development of retail and customer... View Details
      Keywords: Loyalty Programs; Multi-vendor Platform; Retail; Big Data; Customer Relationship Management; Mobile and Wireless Technology; Business Model; Analytics and Data Science; Competitive Strategy; Decision Making; Applications and Software; Digital Platforms; Technology Industry; Retail Industry; Turkey
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      Gupta, Sunil, Donald Ngwe, and Gamze Yucaoglu. "HOPI: Turkey's Shopping Companion." Harvard Business School Case 519-057, March 2019.
      • Article

      Why Am I Seeing This Ad? The Effect of Ad Transparency on Ad Effectiveness

      By: Tami Kim, Kate Barasz and Leslie K. John
      Given the increasingly specific ways marketers can target ads, many consumers and regulators are demanding ad transparency: disclosure of how consumers’ personal information was used to generate ads. We investigate how and why ad transparency impacts ad effectiveness.... View Details
      Keywords: Digital Marketing; Customization and Personalization; Information; Trust; Performance Effectiveness
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      Kim, Tami, Kate Barasz, and Leslie K. John. "Why Am I Seeing This Ad? The Effect of Ad Transparency on Ad Effectiveness." Journal of Consumer Research 45, no. 5 (February 2019): 906–932.
      • June 2018 (Revised January 2019)
      • Case

      Membership Rewards® from American Express

      By: Shelle Santana, Frances X. Frei and Lauren G. Pickle
      Credit and charge card issuer American Express (Amex) had developed a strong reputation among consumers due in part to its Membership Rewards (MR) loyalty program, first established in 1991. Through MR, all Amex cardholders could accumulate and redeem “points” based on... View Details
      Keywords: Financial Services; Customer Loyalty; Credit Cards; Marketing Strategy; Product Marketing; Brands and Branding; Customer Value and Value Chain; Value Creation; Financial Services Industry; Banking Industry; North America; United States
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      Santana, Shelle, Frances X. Frei, and Lauren G. Pickle. "Membership Rewards® from American Express." Harvard Business School Case 518-079, June 2018. (Revised January 2019.)
      • January 2018
      • Case

      Scaling Swagbucks (A)

      By: Jeffrey F. Rayport and Matthew G. Preble
      In early 2014, Chuck Davis (HBS '86) has joined Swagbucks as its first professional CEO to scale a successful and profitable brand promotion and consumer research business. Davis came into the job while serving as a venture partner at TCV, a growth stage VC firm,... View Details
      Keywords: Loyalty Management; Scaling; Scale; Entrepreneurship; Human Resources; Employees; Employee Relationship Management; Organizational Change and Adaptation; Organizational Culture; Organizational Design; Leading Change; Growth Management; Religion; Information Technology; Internet and the Web; Transition; Leadership; Web Services Industry; Technology Industry
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      Rayport, Jeffrey F., and Matthew G. Preble. "Scaling Swagbucks (A)." Harvard Business School Case 818-070, January 2018.
      • March 2016
      • Teaching Note

      Catalina in the Digital Age

      By: Uma R. Karmarkar and Robert J. Dolan
      "Catalina in the Digital Age" considers how a company with a dominant market position should evolve its established product lines given the rise of novel digital technologies. Since its founding in 1983, Catalina had enjoyed a distinct position in the world of consumer... View Details
      Keywords: Coupons; Information Technology; Customer Relationship Management; Consumer Behavior; Product Marketing; Retail Industry
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      Karmarkar, Uma R., and Robert J. Dolan. "Catalina in the Digital Age." Harvard Business School Teaching Note 516-086, March 2016.
      • November 2015 (Revised January 2017)
      • Case

      Uber: Changing the Way the World Moves

      By: Youngme Moon
      In 2015, Uber is building what may be the largest point-to-point transportation network of its kind; it is literally changing the way the world moves. But unlike traditional transportation logistics companies like FedEx, Uber has an incredibly lightweight... View Details
      Keywords: Service; Innovation; Pricing; Customer Loyalty; Uber; Taxi; Sharing Economy; On-demand Economy; Marketing; Operations; Strategy; Disruption; Customer Satisfaction; Transportation; Consumer Behavior
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      Moon, Youngme. "Uber: Changing the Way the World Moves." Harvard Business School Case 316-101, November 2015. (Revised January 2017.)
      • September 2014 (Revised March 2015)
      • Case

      Managing Multi-Media Audiences at WHDH (Boston)

      By: Thales Teixeira and V. Kasturi Rangan
      WHDH's Channel 7 News rose to the #1 position in Boston-area news broadcasting through its embrace of an innovative format and for affiliating with NBC. Since the early 2000s, however, other news programs had copied their format, and young audiences had begun to use... View Details
      Keywords: Online News; Television Advertising; Attention Economics; Cross-media Efforts; Competition; Internet and the Web; Consumer Behavior; Organizational Change and Adaptation; Change Management; Marketing Strategy; Decision Choices and Conditions; Digital Marketing; Television Entertainment; Media and Broadcasting Industry; Boston
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      Teixeira, Thales, and V. Kasturi Rangan. "Managing Multi-Media Audiences at WHDH (Boston)." Harvard Business School Case 515-037, September 2014. (Revised March 2015.)
      • August 2013 (Revised August 2014)
      • Case

      Catalina In the Digital Age

      By: Robert J. Dolan and Uma R. Karmarkar
      Catalina in the Digital Age considers how a company with a dominant market position should evolve its established product lines given the rise of novel digital technologies. Since its founding in 1983, Catalina had enjoyed a distinct position in the world of consumer... View Details
      Keywords: Big Data; Digital Technologies; Marketing; Customer Relationship Management; Consumer Behavior; Analytics and Data Science
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      Dolan, Robert J., and Uma R. Karmarkar. "Catalina In the Digital Age." Harvard Business School Case 514-021, August 2013. (Revised August 2014.)
      • June 2011
      • Case

      Reed Supermarkets: A New Wave of Competitors

      By: John A. Quelch and Carole Carlson
      Reed Supermarkets is a high-end supermarket chain with operations in several Midwestern states. Meredith Collins, vice president of marketing, visits stores located in Columbus, Ohio, an important region with the largest market and the greatest impact on revenue... View Details
      Keywords: Product Positioning; Marketing Strategy; Business Growth and Maturation; Competitive Strategy; Consumer Behavior; Brands and Branding; Retail Industry; Food and Beverage Industry; Ohio
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      Quelch, John A., and Carole Carlson. "Reed Supermarkets: A New Wave of Competitors." Harvard Business School Brief Case 114-296, June 2011.
      • February 5, 2009
      • Comment

      In Praise of Marketing

      By: John A. Quelch
      Many dismiss marketing as manipulative, deceptive, and intrusive. Marketing, they argue, focuses too much of our attention on material consumption. More recently, Benjamin Barber, in his 2007 book Consumed, claims that marketing is "sucking up the air from every other... View Details
      Keywords: Marketing; Consumer Loyalty; Local Vs. Global Branding; Multi-national Brands; Misleading and Fraudulent Advertising; Customer Value and Value Chain; Customer Satisfaction; Globalized Economies and Regions; Cross-Cultural and Cross-Border Issues; Multinational Firms and Management; Globalized Markets and Industries; Brands and Branding; Marketing Communications; Marketing Strategy; Product Positioning
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      Quelch, John A. "In Praise of Marketing." Harvard Business School Working Knowledge (February 5, 2009).
      • October 2005 (Revised March 2006)
      • Case

      Strategic Inflection: TiVo in 2005

      By: David B. Yoffie, Pai-Ling Yin and Barbara Mack
      In the late 1990s, TiVo pioneered the digital video recorder (DVR), a new consumer electronics category. By 2005, the company was the clear leader in technology and installed base. It had also built extraordinary loyalty among its customers. However, TiVo lost a half... View Details
      Keywords: Technological Innovation; Competition; Partners and Partnerships; Information Infrastructure; Television Entertainment; Brands and Branding; Consumer Products Industry; Consumer Products Industry
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      Yoffie, David B., Pai-Ling Yin, and Barbara Mack. "Strategic Inflection: TiVo in 2005." Harvard Business School Case 706-421, October 2005. (Revised March 2006.)
      • December 2004 (Revised December 2005)
      • Case

      Nectar: Making Loyalty Pay

      By: John A. Deighton
      Loyalty Management UK (LMUK) manages British supermarket chain Sainsbury's frequent-shopper card program, called Nectar. LMUK uses Sainsbury's sponsorship as the magnet to attract other retailers into a profitable, multisponsor loyalty network. Examines the economics... View Details
      Keywords: Customer Focus and Relationships; Business or Company Management; Supply Chain Management; Marketing Strategy; Networks; Marketing Channels; Advertising Campaigns; Outcome or Result; Growth and Development; Retail Industry; Great Britain
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      Deighton, John A. "Nectar: Making Loyalty Pay." Harvard Business School Case 505-031, December 2004. (Revised December 2005.) (request a courtesy copy.)
      • March 2003
      • Background Note

      Monitoring the Health of Customer Relationships

      By: Das Narayandas
      Discusses the role of satisfaction and loyalty measurement in monitoring the health of customer relationships. View Details
      Keywords: Customer Relationship Management; Customer Satisfaction; Demand and Consumers; Measurement and Metrics; Business and Stakeholder Relations
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      Narayandas, Das. "Monitoring the Health of Customer Relationships." Harvard Business School Background Note 503-081, March 2003.
      • Teaching Interest

      Managing Service Operations - MBA Elective Curriculum

      By: Ryan W. Buell

      World-class service organizations deeply understand the needs and behaviors of their customers, and design, manage, and improve their operating models accordingly. This course investigates the distinct challenges inherent in leading service operations, which make up... View Details

      Keywords: Service Delivery; Customer Satisfaction; Customer Loyalty; Quality; Employees; Service Models; Service Industry
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