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- All HBS Web
(908)
- News (131)
- Research (693)
- Events (2)
- Multimedia (1)
- Faculty Publications (261)
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- 19 Feb 2007
- Research & Ideas
Inexperienced Investors and Market Bubbles
"Past performance is no guarantee of future results." —standard financial disclaimer Neophyte investors—it is believed—play a role in creating asset price bubbles such as the tech collapse a few years ago. Just think back to the... View Details
- September 2019 (Revised May 2020)
- Supplement
Keroche (C): The Excise Tax Increase
By: Ramon Casadesus-Masanell and Pippa Tubman Armerding
This case discusses the Kenyan government’s decision to increase excise taxes on wines in 2007. The tax increase would cause an average increase in price of 367% on Keroche’s fortified wines. Meanwhile, Keroche’s competitor EABL had effectively lobbied the government... View Details
Keywords: Keroche; Alcohol; Alcoholic Drinks; Alcoholic Beverages; Beverages; Drinks; Wine Industry; Wine; Fortified Wine; Business Ventures; Business Exit or Shutdown; Business Growth and Maturation; Business Startups; Small Business; Family Business; Crime and Corruption; Customer Focus and Relationships; Decisions; Income; Demographics; Geographic Scope; Geographic Location; Goods and Commodities; Government Legislation; Growth and Development; Business History; Lawsuits and Litigation; Laws and Statutes; Lawfulness; Goals and Objectives; Consumer Behavior; Market Entry and Exit; Problems and Challenges; Safety; Social Issues; Poverty; Strategy; Competition; Entrepreneurship; Manufacturing Industry; Food and Beverage Industry; Kenya; Nairobi; Africa
Casadesus-Masanell, Ramon, and Pippa Tubman Armerding. "Keroche (C): The Excise Tax Increase." Harvard Business School Supplement 720-392, September 2019. (Revised May 2020.)
- 15 Mar 2016
- First Look
March 15, 2016
new products and businesses. The three-box framework makes leading innovation easier because it gives leaders a simple vocabulary and set of tools for managing and measuring these different sets of behaviors and activities across all... View Details
- 15 Sep 2015
- First Look
September 15, 2015
Operations Management Analytics for an Online Retailer: Demand Forecasting and Price Optimization By: Ferreira, Kris J., Bin Hong Alex Lee, and David Simchi-Levi Abstract—We present our work with an online retailer, Rue La La, as an... View Details
Keywords: Sean Silverthorne
- April 1991 (Revised June 2001)
- Case
Jaguar plc--1989
By: Timothy A. Luehrman and Robert W. Lightfoot
Describes Jaguar's product market problems in 1989, and its attractiveness to GM and Ford as an acquisition target. Students are asked to evaluate the suitability of GM and Ford as business partners for Jaguar, and to determine how much each should be willing to pay to... View Details
Keywords: Acquisition; Markets; Consumer Behavior; Product; Partners and Partnerships; Valuation; Auto Industry
Luehrman, Timothy A., and Robert W. Lightfoot. "Jaguar plc--1989." Harvard Business School Case 291-034, April 1991. (Revised June 2001.)
- 02 Mar 2016
- Working Paper Summaries
Extrapolation and Bubbles
- 2008
- Working Paper
An Investigation of Earnings Management through Marketing Actions
By: Craig James Chapman and Thomas J. Steenburgh
Prior research hypothesizes managers use "real actions," including the reduction of discretionary expenditures, to manage earnings to meet or beat key benchmarks. This paper examines this hypothesis by testing how different types of marketing expenditures are used... View Details
Keywords: Performance Expectations; Earnings Management; Marketing Strategy; Financial Reporting; Brands and Branding; Food and Beverage Industry
Chapman, Craig James, and Thomas J. Steenburgh. "An Investigation of Earnings Management through Marketing Actions." Harvard Business School Working Paper, No. 08-073, February 2008. (Revised February 2009, December 2009, June 2010, July 2010.)
- 10 Oct 2011
- Research & Ideas
Retailing Revolution: Category Killers on the Brink
intragenerational differences in shopping behavior to accelerate the decline of store asset productivity even more. Although these trends are felt hardest by category killers, they are by no means the only retailers feeling the pain. The... View Details
- 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
Gupta, Sunil, Donald Ngwe, and Gamze Yucaoglu. "HOPI: Turkey's Shopping Companion." Harvard Business School Case 519-057, March 2019.
- 2024
- Working Paper
Categorical Processing in a Complex World
By: Marco Sammon, Thomas Graeber and Christopher Roth
In real-world news environments, quantitative information is rarely presented in isolation; it is characterized through qualitative comparisons with various reference levels. Company earnings, for example, are commonly compared to analyst forecasts, previous earnings,... View Details
- 2018
- Book
Rebel Talent: Why It Pays to Break the Rules at Work and Life
By: F. Gino
The world’s best chef.
An airline captain who brought his flight to safety in a daring water landing.
A magician known for his sensational escape acts.
A computer scientist who founded a world-renowned animation studio.
What do all of these... View Details
An airline captain who brought his flight to safety in a daring water landing.
A magician known for his sensational escape acts.
A computer scientist who founded a world-renowned animation studio.
What do all of these... View Details
Gino, F. Rebel Talent: Why It Pays to Break the Rules at Work and Life. New York: Dey Street Books, 2018.
- February 2021 (Revised July 2024)
- Case
White Claw: Defending Market Share as Competition Encroaches
By: Jill Avery
By the end of 2019, two brands accounted for 84% of hard seltzer sales, a segment that had recently taken the U.S. beer market by storm, growing from $3 million in 2015 to over $2.7 billion by the start of the summer of 2020. White Claw was the dominant market leader... View Details
Keywords: Brand Management; Alcoholic Beverages; Beer/brewing Industry; Brand Positioning; Growth; Competitive Positioning; Consumer Products; Beverage Industry; Value Proposition; Marketing; Brands and Branding; Competition; Product Positioning; Competitive Strategy; Consumer Behavior; Consumer Products Industry; Food and Beverage Industry; United States
Avery, Jill. "White Claw: Defending Market Share as Competition Encroaches." Harvard Business School Case 521-073, February 2021. (Revised July 2024.)
- 03 Mar 2011
- Research & Ideas
HBS Faculty on Revolution in the Middle East and North Africa
members—Deepak Malhotra, an authority on negotiation strategy; Noel Maurer, an expert on the politics and economics of the energy business; and Magnus Thor Torfason, an authority on how behavior is influenced by the social structures of... View Details
- 10 Jan 2011
- Research & Ideas
Is Groupon Good for Retailers?
First, discount vouchers can provide price discrimination, letting merchants reach customers who value the merchant less than the merchant's ordinary customers do. For instance, some customers are willing to pay full View Details
- April 2006 (Revised November 2006)
- Case
Livedoor
By: Robin Greenwood and Michael Schor
The president of Fuji Television must decide how to respond to a competing bid for the shares of Nippon Broadcasting Systems (NBS). Livedoor, the other bidder, is a highly valued Internet company that has been accused of financial wizardry to keep its stock price high. View Details
Keywords: Stock Shares; Internet and the Web; Ethics; Television Entertainment; Behavioral Finance; Corporate Finance; Media and Broadcasting Industry; Japan
Greenwood, Robin, and Michael Schor. "Livedoor." Harvard Business School Case 206-138, April 2006. (Revised November 2006.)
- December 2008
- Article
Style Investing and Institutional Investors
By: Kenneth A. Froot and Melvyn Teo
This paper explores institutional investors' trades in stocks grouped by style and the relationship of these trades with equity market returns. It aggregates transactions drawn from a large universe of approximately $6 trillion of institutional funds. To analyze style... View Details
Keywords: Forecasting and Prediction; Behavioral Finance; Stocks; Investment Return; Market Transactions; Performance Expectations; Personal Characteristics; Financial Services Industry
Froot, Kenneth A., and Melvyn Teo. "Style Investing and Institutional Investors." Journal of Financial and Quantitative Analysis 43, no. 4 (December 2008): 883–906. (Revised from: Equity Style Returns and Institutional Investor Flows, Harvard Business School Working Paper No. 04-048, June 2004.)
- 2025
- Working Paper
Heterogeneous Beliefs and Stock Market Fluctuations
By: Odhrain McCarthy and Sebastian Hillenbrand
This paper examines the role of heterogeneous investor beliefs in explaining stock market puzzles. Using survey data, we show that individual investors and investment professionals, such as equity analysts and strategists, form distinct beliefs. These groups rely on... View Details
McCarthy, Odhrain, and Sebastian Hillenbrand. "Heterogeneous Beliefs and Stock Market Fluctuations." Working Paper, June 2025. (WFA Brattle Group Ph.D. Award for Outstanding Research.)
- April 2008 (Revised March 2014)
- Case
Flying J (A)
By: Rohit Deshpande and Lauren Barley
The largest retailer of diesel fuel in the U.S., Flying J, is rethinking its growth strategy as the economy goes into a recession. Its major customer base, owner-operated truck drivers, are facing increasing costs of doing business. Yet Flying J is considering whether... View Details
Keywords: Decision Choices and Conditions; Growth and Development Strategy; Price; Consumer Behavior; Non-Renewable Energy; Energy Industry; United States
Deshpande, Rohit, and Lauren Barley. "Flying J (A)." Harvard Business School Case 508-074, April 2008. (Revised March 2014.)
- April 2021 (Revised July 2021)
- Case
StockX: The Stock Market of Things (Abridged)
By: Chiara Farronato, John J. Horton, Annelena Lobb and Julia Kelley
Founded in 2015 by Dan Gilbert, Josh Luber, and Greg Schwartz, StockX was an online platform where users could buy and sell unworn luxury and limited-edition sneakers. Sneaker resale prices often fluctuated over time based on supply and demand, creating a robust... View Details
Keywords: Markets; Auctions; Bids and Bidding; Demand and Consumers; Consumer Behavior; Analytics and Data Science; Market Design; Digital Platforms; Market Transactions; Marketplace Matching; Supply and Industry; Analysis; Price; Product Marketing; Product Launch; Apparel and Accessories Industry; Fashion Industry; North and Central America; United States; Michigan; Detroit
Farronato, Chiara, John J. Horton, Annelena Lobb, and Julia Kelley. "StockX: The Stock Market of Things (Abridged)." Harvard Business School Case 621-107, April 2021. (Revised July 2021.)
- 14 Jul 2006
- Op-Ed
The Case for Consumer-Driven Medicaid
The Medicaid program provides a much needed health insurance safety net for 52 million of our nation's poor and medically needy, but its price tag threatens the financial stability of the states, growing 9.5 percent in 2004 alone—far in... View Details
Keywords: by Regina E. Herzlinger