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- All HBS Web
(1,980)
- News (346)
- Research (1,268)
- Events (10)
- Multimedia (26)
- Faculty Publications (853)
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- December 1994
- Case
Intel's Pentium: When the Chips Are Down (A)
By: Stephen A. Greyser and Norman Klein
Intel, the largest-selling manufacturer of microprocessor computer chips, finds itself in a brand-threatening situation when a flaw is revealed in its top-of-the-line Pentium chip. The story is front-page news for weeks. The company invested tens of millions of dollars... View Details
Keywords: Advertising; Engineering; Crisis Management; Brands and Branding; Production; Failure; Semiconductor Industry
Greyser, Stephen A., and Norman Klein. "Intel's Pentium: When the Chips Are Down (A)." Harvard Business School Case 595-058, December 1994.
- 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; Advertising Industry; Advertising Industry; Advertising Industry
Avery, Jill, and Ayelet Israeli. "Influencer Marketing." Harvard Business School Technical Note 520-075, March 2020.
- April 1982 (Revised June 1993)
- Case
Hart Schaffner & Marx: The Market for Separately Ticketed Suits
Calls for a decision on whether Hart Schaffner & Marx, the nation's leading manufacturer of high quality, branded suits, should expand its product line by marketing suits that are separately ticketed (i.e., the coat, vest, and slacks are sold from individual hangers... View Details
Keywords: Advertising; Decisions; Price; Markets; Distribution Channels; Production; Mathematical Methods; Competitive Strategy; Apparel and Accessories Industry
Tedlow, Richard S. "Hart Schaffner & Marx: The Market for Separately Ticketed Suits." Harvard Business School Case 582-134, April 1982. (Revised June 1993.)
- May 2022
- Supplement
Thinking Outside the Wine Box (C): Mekanism and the Franz for Life Campaign
This case reveals the events that took place after the conclusion of the cases “Thinking Outside the Wine Box (A-B): Mekanism and the Franz for Life Campaign.” After selecting a creative direction for the Franz for Life 2.0 campaign, independent advertising agency... View Details
Keywords: Marketing; Brands and Branding; Marketing Strategy; Digital Marketing; Social Marketing; Marketing Communications; Product Positioning; Advertising; Communication Strategy; Advertising Campaigns; Social Media; Advertising Industry; Advertising Industry; United States
Amano, Tomomichi, Elie Ofek, Mengjie Cheng, and Amy Klopfenstein. "Thinking Outside the Wine Box (C): Mekanism and the Franz for Life Campaign." Harvard Business School Supplement 522-068, May 2022.
- August 2022 (Revised June 2024)
- Exercise
How Should Netflix Add an Ad-Supported Tier?
By: Elie Ofek and Olivier Toubia
In the summer of 2022, it became clear that Netflix would introduce an ad-supported tier alongside its existing subscription plans in the near future. Speculation abounded as to the details of the new tier: How many minutes of advertising would it include? What picture... View Details
Keywords: Pricing; Television Industry; Price; Marketing Strategy; Digital Platforms; Customer Value and Value Chain; Competitive Strategy; Customer Satisfaction; Entertainment and Recreation Industry
Ofek, Elie, and Olivier Toubia. "How Should Netflix Add an Ad-Supported Tier?" Harvard Business School Exercise 523-033, August 2022. (Revised June 2024.)
- March 2009 (Revised January 2010)
- Background Note
The Newspaper Industry in Crisis
By: David J. Collis, Peter W. Olson and Mary Furey
This note is a primer on the newspaper industry, which has been in decline in the U.S. and Western Europe. The 19th century business model whereby news and editorial content was packaged and delivered to homes daily and paid for by national advertisers has been... View Details
Keywords: Business Model; Business History; Newspapers; Disruptive Innovation; Consumer Behavior; Business Strategy; Internet; Journalism and News Industry; Publishing Industry; Europe; United States
Collis, David J., Peter W. Olson, and Mary Furey. "The Newspaper Industry in Crisis." Harvard Business School Background Note 709-463, March 2009. (Revised January 2010.)
- 2013
- Chapter
Gender Bender Brand Hijacks and Consumer Revolt: The Porsche Cayenne Story
By: Jill Avery
Throughout history, marketers have created gendered brands, creating their brands and the stories they crafted about them in their advertising to appeal either to men or to women. Gendered brands deliver value to consumers, and therefore, deliver value to marketers.... View Details
Keywords: Consumer Behavior; Brands; Brand Positioning; Brand Equity; Brand Management; Advertising Campaigns; Customer Focus and Relationships; Marketing; Brands and Branding; Marketing Strategy; Auto Industry; Consumer Products Industry
Avery, Jill. "Gender Bender Brand Hijacks and Consumer Revolt: The Porsche Cayenne Story." In Consumer Behavior: Human Pursuit of Happiness in a World of Goods. 3rd ed. by Jill Avery, Robert Kozinets, Arch Woodside, Banwari Mittal, and Priya Raghubir, 645–649. Cincinnati: Open Mentis, 2013.
- 2020
- Book
The Power of Experiments: Decision-Making in a Data-Driven World
By: Michael Luca and Max H. Bazerman
Have you logged into Facebook recently? Searched for something on Google? Chosen a movie on Netflix? If so, you've probably been an unwitting participant in a variety of experiments—also known as randomized controlled trials—designed to test the impact of changes to an... View Details
Keywords: Experiments; Randomized Controlled Trials; Organizations; Decision Making; Analytics and Data Science; Management Analysis, Tools, and Techniques
Luca, Michael, and Max H. Bazerman. The Power of Experiments: Decision-Making in a Data-Driven World. Cambridge, MA: MIT Press, 2020.
- February 2022 (Revised October 2022)
- Case
P.T. Barnum: Changing the World
By: Robert Simons and Shirley Sun
This case describes the life of P.T. Barnum, widely considered to the be the father of modern advertising and marketing. Barnum showed his genius for business early, selling lottery tickets and confections from his father’s store. He went on to found a famous museum of... View Details
Keywords: Entertainment; Entrepreneurship; Personal Characteristics; Marketing; Success; Values and Beliefs; Mission and Purpose; Entertainment and Recreation Industry; United States; Europe
Simons, Robert, and Shirley Sun. "P.T. Barnum: Changing the World." Harvard Business School Case 122-076, February 2022. (Revised October 2022.)
- 03 Mar 2008
- Research & Ideas
Marketing Your Way Through a Recession
times loom, we tend to retreat to our village. Look for cozy hearth-and-home family scenes in advertising to replace images of extreme sports, adventure, and rugged individualism. Zany humor and appeals on the basis of fear are out.... View Details
Keywords: by John Quelch
- 2025
- Working Paper
Why Most Resist AI Companions
By: Julian De Freitas, Zeliha Oğuz-Uğuralp, Ahmet Kaan Uğuralp and Stefano Puntoni
AI companion applications—designed to serve as synthetic interaction partners—have recently
become capable enough to reduce loneliness, a growing public health concern. However,
behavioral research has yet to fully explain the barriers to adoption of such AI and... View Details
Keywords: Generative Ai; Chatbots; Artificial Intelligence; Algorithmic Aversion; Lonelines; Technology Adoption; AI and Machine Learning; Well-being; Emotions
De Freitas, Julian, Zeliha Oğuz-Uğuralp, Ahmet Kaan Uğuralp, and Stefano Puntoni. "Why Most Resist AI Companions." Harvard Business School Working Paper, No. 25-030, December 2024. (Revised May 2025.)
- September 2013
- Case
Vogue: Defining the Culture of Fashion
By: Anita Elberse, Joseph Ferrer, Elizabeth Gough and Victoria Katsarou
In March 2013, Susan Plagemann, vice president and publisher of Vogue—widely regarded as the world's most influential fashion magazine, and publishing conglomerate Condé Nast's marquee title—is seeking answers to two questions. First, how she can best approach the... View Details
Keywords: Creative Industries; Fashion; Publishing; Digital Technology; Entertainment; Product Portfolio Management; Magazines; Journals and Magazines; Internet and the Web; Change Management; Resource Allocation; Creativity; Media; Advertising; Fashion Industry; Publishing Industry; Media and Broadcasting Industry
Elberse, Anita, Joseph Ferrer, Elizabeth Gough, and Victoria Katsarou. "Vogue: Defining the Culture of Fashion." Harvard Business School Case 514-036, September 2013.
- September 2006 (Revised July 2012)
- Case
PSI India—Will Balbir Pasha Help Fight AIDS? (A)
By: Elie Ofek and Peter Wickersham
In 2002, Population Services International (PSI) was committed to curbing the growing HIV/AIDS epidemic in India. Sanjay Chaganti, program director of HIV/AIDS at PSI India, has to decide on the best communication strategy to achieve this goal. Up to this date most... View Details
Keywords: Advertising Campaigns; Communication Strategy; Health Disorders; Marketing Communications; Social Marketing; Social Enterprise; India
Ofek, Elie, and Peter Wickersham. "PSI India—Will Balbir Pasha Help Fight AIDS? (A)." Harvard Business School Case 507-032, September 2006. (Revised July 2012.)
- October 2015
- Case
Facebook: The First Ten Years
By: Shane Greenstein, Marco Iansiti and Christine Snively
Facebook celebrated its ten year anniversary in February 2014. Over the past decade it has grown into the largest social network in the world with one billion users. After filing an IPO in 2012 at a $104 billion valuation (the third largest IPO in U.S. history), the... View Details
- November 2012 (Revised September 2013)
- Case
The JOBS Act of 2012
By: Lena G. Goldberg
This Note summarizes the potential of the Jobs Act of 2012 to change the way in which emerging growth companies, or EMGs, access capital markets. Described as among the most significant change to US securities laws in over 20 years, the Jobs Act may reduce the burdens... View Details
Keywords: Laws And Regulation; Crowdfunding; IPO; Quiet Period; Business Ventures; Entrepreneurship; Law; North and Central America
Goldberg, Lena G. "The JOBS Act of 2012." Harvard Business School Case 313-091, November 2012. (Revised September 2013.)
- March 2001 (Revised February 2009)
- Case
HDFC (A)
By: Lynn S. Paine, Carin-Isabel Knoop and Suma Raju
The top management team at India's leading home finance company must decide how to deal with the emergence of intense competition at the end of the 1990s. Having founded the industry and dominated it for nearly 20 years, the well-respected company faces a bevy of new... View Details
Keywords: Values and Beliefs; Management Style; Management Teams; Competition; Financial Services Industry; India
Paine, Lynn S., Carin-Isabel Knoop, and Suma Raju. "HDFC (A)." Harvard Business School Case 301-093, March 2001. (Revised February 2009.)
- 30 Nov 2010
- Working Paper Summaries
Sponsored Links’ or ’Advertisements’?: Measuring Labeling Alternatives in Internet Search Engines
- May 2014
- Case
Groupon, Inc.
By: Krishna G. Palepu, Blythe J. McGarvie and James Weber
Internet coupon site "Groupon" grew revenues rapidly and went public, but struggled to impress investors or operate profitably. Did it have a sustainable business model?
Groupon sold coupons called Groupons which purchasers used to acquire goods or services at... View Details
- March 2021
- Case
Sky Deutschland - Bidding for Sports Rights (A)
By: Felix Oberholzer-Gee, Sascha L. Schmidt, Renate Imoberdorf and Sebastian Koppers
Carsten Schmidt, CEO of Sky Deutschland, needs to prepare for the auction of German soccer rights. Much was at stake. Not only was soccer the most widely watched sport in Germany, the company had long advertised that only Sky showed “every game, every goal.” In... View Details
Keywords: Sports; Entertainment; Television Entertainment; Intellectual Property; Auctions; Bids and Bidding; Sports Industry; Media and Broadcasting Industry; Germany
Oberholzer-Gee, Felix, Sascha L. Schmidt, Renate Imoberdorf, and Sebastian Koppers. "Sky Deutschland - Bidding for Sports Rights (A)." Harvard Business School Case 721-440, March 2021.
- Article
Coarse Thinking and Persuasion
By: Sendhil Mullainathan, Joshua Schwartzstein and Andrei Shleifer
We present a model of uninformative persuasion in which individuals "think coarsely": they group situations into categories and apply the same model of inference to all situations within a category. Coarse thinking exhibits two features that persuaders take advantage... View Details
Mullainathan, Sendhil, Joshua Schwartzstein, and Andrei Shleifer. "Coarse Thinking and Persuasion." Quarterly Journal of Economics 123, no. 2 (May 2008): 577–619.