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- All HBS Web
(1,829)
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- News (348)
- Research (1,112)
- Events (11)
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- 29 Nov 2022
- Research & Ideas
Is There a Method to Musk’s Madness on Twitter?
users to reconsider whether they will continue using the platform. Critics say all these radical moves are akin to lighting Twitter investors’ money on fire. But is there a method to Musk’s madness? Andy Wu is an assistant professor View Details
- 2025
- Working Paper
Enhancing Treatment Effect Prediction on Privacy-Protected Data: An Honest Post-Processing Approach
By: Ta-Wei Huang and Eva Ascarza
As firms increasingly rely on customer data for personalization, concerns over privacy and regulatory compliance have grown. Local Differential Privacy (LDP) offers strong individual-level protection by injecting noise into data before collection. While... View Details
Keywords: Targeted Intervention; Conditional Average Treatment Effect Estimation; Differential Privacy; Honest Estimation; Post-processing; Analytics and Data Science; Consumer Behavior; Marketing
Huang, Ta-Wei, and Eva Ascarza. "Enhancing Treatment Effect Prediction on Privacy-Protected Data: An Honest Post-Processing Approach." Harvard Business School Working Paper, No. 24-034, December 2023. (Revised March 2025.)
- November–December 2013
- Article
The Dynamic Effects of Bundling as a Product Strategy
By: Timothy Derdenger and Vineet Kumar
Several key questions in bundling have not been empirically examined: Is mixed bundling more effective than pure bundling or pure components? Does correlation in consumer valuations make bundling more or less effective? Does bundling serve as a complement or substitute... View Details
Derdenger, Timothy, and Vineet Kumar. "The Dynamic Effects of Bundling as a Product Strategy." Marketing Science 32, no. 6 (November–December 2013): 827–859.
- 07 May 2020
- Research & Ideas
The One Good Thing Caused by COVID-19: Innovation
The COVID-19 pandemic has profoundly influenced the lives of most people on the planet. It has changed daily activities; something as simple as a walk in the park is perceived very differently now. The same... View Details
Keywords: by Hong Luo and Alberto Galasso
- 2023
- Working Paper
The Economic and Environmental Effects of Making Electricity Infrastructure Excludable
By: Husnain Fateh Ahmad, Ayesha Ali, Robyn C. Meeks, Zhenxuan Wang and Javed Younas
Electricity theft occurs when individuals cannot be excluded from accessing services. We study the impacts of an infrastructure upgrade in Karachi, Pakistan -- converting bare distribution wires to aerial bundled cables (ABCs) -- that was intended to prevent illegal... View Details
Ahmad, Husnain Fateh, Ayesha Ali, Robyn C. Meeks, Zhenxuan Wang, and Javed Younas. "The Economic and Environmental Effects of Making Electricity Infrastructure Excludable." SSRN Working Paper Series, July 2023.
- 01 Apr 2024
- In Practice
Navigating the Mood of Customers Weary of Price Hikes
consumers can more flexibly adjust habits. More sophisticated firms take this into account when formulating their strategies and making long-run forecasts. Attention of regulators. The Federal Trade... View Details
- 17 Aug 2023
- Research & Ideas
‘Not a Bunch of Weirdos’: Why Mainstream Investors Buy Crypto
emerging market. A study of 59 million US consumers Di Maggio, the Ogunlesi Family Associate Professor of Business Administration at HBS, collaborated View Details
Keywords: by Ben Rand
- 19 Apr 2010
- Research & Ideas
The History of Beauty
production of lipstick to be a wartime necessity, such was its impact on morale. Q: What does this book tell us about the impact View Details
- 26 Apr 2011
- Op-Ed
HBS Faculty Comment on Environmental Issues for Earth Day
5.6 billion people—by 2050), but consume 60-80 percent of the world's annual energy usage. Vast amounts of natural resources are also used each year in building new cities and... View Details
- 04 Aug 2006
- What Do You Think?
What Happens When the Economics of Scarcity Meets the Economics of Abundance?
Summing Up There's no need to rethink important economic constructs just because of the growth of the Long Tail phenomenon and its impact on... View Details
Keywords: by James Heskett
- December 2000 (Revised March 2001)
- Background Note
Strategic Use of Music in Marketing, The: A Selective Review
By: Gerald Zaltman and Nancy Puccinelli
Summarizes selected research on music and its impact on mood and shopping behavior, and its impact on the communication of ideas. View Details
Keywords: Communication Intention and Meaning; Music Entertainment; Marketing Strategy; Consumer Behavior; Behavior
Zaltman, Gerald, and Nancy Puccinelli. "Strategic Use of Music in Marketing, The: A Selective Review." Harvard Business School Background Note 501-056, December 2000. (Revised March 2001.)
- October 2007 (Revised February 2008)
- Background Note
Evaluating M&A Deals: Accretion vs. Dilution of Earnings-per-share
When discussing the pros and cons of an acquisition, practitioners often talk about the impact of the deal on the buyer's earnings-per-share (eps). An acquisition is said to be "accretive" if the buyer's eps goes up post-deal; it is "dilutive" if the buyer's eps goes... View Details
Baldwin, Carliss Y. "Evaluating M&A Deals: Accretion vs. Dilution of Earnings-per-share." Harvard Business School Background Note 208-059, October 2007. (Revised February 2008.)
- 2013
- Chapter
Who Chooses Board Members?
By: Ali Akyol and Lauren Cohen
We exploit a recent regulation passed by the US Securities and Exchange Commission (SEC) to explore the nomination of board members to US publicly traded firms. In particular, we focus on firms’ use of executive search firms versus allowing internal members (often... View Details
Keywords: Boards; Boards Of Directors; Executive Search Firms; Governance; SEC Regulation; Governing and Advisory Boards; Management Succession; Executive Compensation
Akyol, Ali, and Lauren Cohen. "Who Chooses Board Members?" In Advances in Financial Economics, Vol. 16, edited by Kose John, Anil K. Makhija, and Stephen P. Ferris, 43–77. Emerald Group Publishing, 2013.
- December 2003 (Revised April 2004)
- Case
Blockbuster Inc. & Technological Substitution (D): The Threat of Direct Digital Distribution
Examines the emergence of technologies for delivering video content to consumer homes via direct digital distribution and investigates the strategic options facing video rental giant Blockbuster Inc. as it tries to respond to the new technological substitutes. Examines... View Details
Keywords: Organizational Change and Adaptation; Risk and Uncertainty; Decisions; Technological Innovation; Competition; Change Management; Service Industry; Motion Pictures and Video Industry
Coughlan, Peter J., and Jenny Illes. "Blockbuster Inc. & Technological Substitution (D): The Threat of Direct Digital Distribution." Harvard Business School Case 704-463, December 2003. (Revised April 2004.)
- April 2014
- Case
Green Mountain Coffee Roasters, Inc.: Taking on Seasonal Starvation in Latin America
By: Christopher Marquis and Zoe Yang
A company with a strong commitment toward corporate social responsibility since its founding days, Green Mountain faced an ethical decision point in 2007 as new information from the field uncovered a chronic dire problem facing coffee communities—seasonal starvation.... View Details
Keywords: Fair Trade; Coffee; Corporate Social Responsibility and Impact; Environmental Sustainability; Consumer Products Industry; Consumer Products Industry; Latin America; Central America; Mexico; Guatemala; Nicaragua
Marquis, Christopher, and Zoe Yang. "Green Mountain Coffee Roasters, Inc.: Taking on Seasonal Starvation in Latin America." Harvard Business School Case 414-065, April 2014.
- September 2019
- Article
The Persistence of Broadband User Behavior: Implications for Universal Service and Competition Policy
By: Andre Boik, Shane Greenstein and Jeffrey Prince
In several markets, firms compete not for consumer expenditure but consumer attention. We examine user priorities over the allocation of their time, and interpret that behavior in light of salient tensions in policy discussions over universal service, data caps, and... View Details
Keywords: Broadband Service; Attention Allocation; Consumer Behavior; Household; Internet and the Web; Competition; Policy
Boik, Andre, Shane Greenstein, and Jeffrey Prince. "The Persistence of Broadband User Behavior: Implications for Universal Service and Competition Policy." Telecommunications Policy 43, no. 8 (September 2019).
- March 2018
- Article
Scraped Data and Sticky Prices
By: Alberto Cavallo
I use daily prices collected from online retailers in five countries to study the impact of measurement bias on three common price stickiness statistics. Relative to previous results, I find that online prices have longer durations, with fewer price changes close to... View Details
Keywords: Online Data; Scraped Data; Sticky Prices; Scanner Data; Consumer Price Index; Price; Data and Data Sets
Cavallo, Alberto. "Scraped Data and Sticky Prices." Review of Economics and Statistics 100, no. 1 (March 2018): 105–119.
- 10 Dec 2012
- Research & Ideas
Why We Blab Our Intimate Secrets on Facebook
the temptation just not to bother protecting people's privacy. But I would hope that the virtuous marketer would resist that temptation." To read more: For detailed accounts of research by Leslie John, Alessandro Acquisti, and George... View Details
Keywords: by Carmen Nobel
- February 2010 (Revised June 2012)
- Case
"Plugging In" the Consumer: The Adoption of Electrically Powered Vehicles in the U.S.
By: Elie Ofek and Polly Ribatt
How will U.S. consumers respond to the proliferation of alternative-fuel vehicles, such as cars powered partially or completely by electricity, in the coming decade? After a century in which fossil fuel-powered vehicles dominated the market, it appeared consumers would... View Details
Keywords: Energy Sources; Policy; Marketing; Demand and Consumers; Business and Government Relations; Natural Environment; Pollutants; Adoption; Auto Industry; United States
Ofek, Elie, and Polly Ribatt. "Plugging In" the Consumer: The Adoption of Electrically Powered Vehicles in the U.S. Harvard Business School Case 510-076, February 2010. (Revised June 2012.)
- July 2012 (Revised July 2014)
- Case
Warby Parker: Vision of a 'Good' Fashion Brand
By: Christopher Marquis and Laura Velez Villa
In its third year of existence and poised to double its workforce, Warby Parker attributed its success to an innovative approach in the eyewear industry and to the company culture that supported it. With a mission combining social and business goals, the company had... View Details
Keywords: Entrepreneurship; Innovation; Business And Society; Social Responsiblity; Organizational Behavior; Social Entrepreneurship; Growth Management; Corporate Social Responsibility and Impact; Brands and Branding; Organizational Culture; Marketing Strategy; Innovation and Invention; Apparel and Accessories Industry; Health Industry; United States
Marquis, Christopher, and Laura Velez Villa. "Warby Parker: Vision of a 'Good' Fashion Brand." Harvard Business School Case 413-051, July 2012. (Revised July 2014.)