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Show Results For
- All HBS Web
(3,535)
- People (9)
- News (722)
- Research (2,172)
- Events (38)
- Multimedia (28)
- Faculty Publications (1,297)
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- December 2009
- Article
Estimation and Empirical Properties of a Firm-Year Measure of Accounting Conservatism
By: Mozaffar N. Khan and Ross L. Watts
We estimate a firm-year measure of accounting conservatism, examine its empirical properties as a metric, and illustrate applications by testing new hypotheses that shed further light on the nature and effects of conservatism. The results are consistent with the... View Details
Khan, Mozaffar N., and Ross L. Watts. "Estimation and Empirical Properties of a Firm-Year Measure of Accounting Conservatism." Journal of Accounting & Economics 48, nos. 2-3 (December 2009): 132–150.
- February 2022 (Revised April 2022)
- Case
CVS Health: Prescription for Transformation
By: Rosabeth Moss Kanter and Tuna Cem Hayirli
In 2021, new CEO Karen Lynch (named the most powerful woman in business) considered the next transformation phase for CVS Health (a Fortune 5 corporate giant. The 2018 acquisition of Aetna insurance brought her to the company as part of its long evolution from a... View Details
Keywords: COVID; Caregiving; Healthcare; Access; Change; Retail; Health; Health Care and Treatment; Organizational Change and Adaptation; Transformation; Health Industry; Retail Industry
Kanter, Rosabeth Moss, and Tuna Cem Hayirli. "CVS Health: Prescription for Transformation." Harvard Business School Case 322-091, February 2022. (Revised April 2022.)
- January 2001
- Case
Abgenix and the XenoMouse
By: Robert J. Dolan
Abgenix has a unique method for generating antibodies useful in treating a number of diseases, including cancer. In early 2000, the company's cancer has performed very well in animal testing and is moving to early stage human testing. Abgenix must decide whether to... View Details
Keywords: Product Development; Marketing Strategy; Health Testing and Trials; Risk and Uncertainty; Technological Innovation; Innovation Strategy; Science-Based Business; Biotechnology Industry
Dolan, Robert J. "Abgenix and the XenoMouse." Harvard Business School Case 501-061, January 2001.
- May 2013
- Teaching Note
Launching Krispy Natural: Cracking the Product Management Code (Brief Case)
By: Frank V. Cespedes and Heather Beckham
This case study concerns a review and interpretation of test market results for a new packaged good product. The purpose of the case is to provide students with practice and guidelines in the analysis of quantitative test market data while illustrating the roles of... View Details
- April 2001
- Exercise
Exchange Rate Exercise
Tests students' understanding of exchange rate analytics and how shifts in exchange rates affect firms' economics. View Details
Keywords: Currency Exchange Rate
Kennedy, Robert E. "Exchange Rate Exercise." Harvard Business School Exercise 701-122, April 2001.
- 18 Aug 2011
- Lessons from the Classroom
Business Plan Contest: 15 Years of Building Better Entrepreneurs
An online shipping platform that uses social networks and smartphones. Low-cost medical care and monitoring that helps seniors to live at home. The "Skype" of broadband, offering free Internet service. On an April morning known as "Super Saturday," 63 student teams... View Details
- October 1981 (Revised June 1985)
- Case
Vicks Health Care Division: Project Scorpio (B)
Reveals that Vicks chose a multi-condition positioning for the product. Describes testing of name and concept, and extensively reports on a four-city test market. Students are expected to evaluate both the design and results of the test, and face options ranging from... View Details
Yip, George S., and Jeffrey R Williams. "Vicks Health Care Division: Project Scorpio (B)." Harvard Business School Case 582-040, October 1981. (Revised June 1985.)
- Research Summary
Time-Varying Volatility Risk Premia
This paper provides evidence for the existence of time-varying volatility risk premia. In doing so, it examines the evolution of the implied volatility bias in the S&P 100 from 1986-2006. Additionally, the paper proves three new results regarding the limiting... View Details
- 20 Nov 2015
- Working Paper Summaries
Impact Evaluation Methods in Public Economics: A Brief Introduction to Randomized Evaluations and Comparison with Other Methods
- October 2017 (Revised July 2018)
- Case
Data Science at Target
By: Srikant M. Datar and Caitlin N. Bowler
Paritosh Desai joined Target.com in 2013 as VP of Business Intelligence, Analytics & Testing to explore how the retailer could use its relatively small but thriving e-commerce arm to drive sales and win customers. The case explores the technological and organizational... View Details
Keywords: Data Science; Analytics and Data Science; Organizational Change and Adaptation; Competitive Strategy; Problems and Challenges; Innovation Leadership
Datar, Srikant M., and Caitlin N. Bowler. "Data Science at Target." Harvard Business School Case 118-016, October 2017. (Revised July 2018.)
- September 2010 (Revised November 2011)
- Case
Salud Digna: Successfully Competing with For-Profit Organizations
By: Allen S. Grossman and Regina Garcia-Cuellar
Hugo Moreno, CEO of Salud Digna, was considering his growth options for the next three years. Would becoming a for-profit with access to greater capital be the best strategy or would this cause the organization to lose its social mission? Salud Digna provided... View Details
Keywords: For-Profit Firms; Health Testing and Trials; Growth and Development Strategy; Corporate Social Responsibility and Impact; Mission and Purpose; Nonprofit Organizations; Health Industry; Mexico
Grossman, Allen S., and Regina Garcia-Cuellar. "Salud Digna: Successfully Competing with For-Profit Organizations." Harvard Business School Case 311-051, September 2010. (Revised November 2011.)
- May 2013
- Case
Launching Krispy Natural: Cracking the Product Management Code
By: Frank V. Cespedes and Heather Beckham
Pemberton Products is a U.S. market leader in the cookie and bakery snacks segment of the sweet snack market. Looking to expand into the salty snack market, the company acquires Krispy Inc., a maker of salty snack crackers located in the southeastern U.S. To compete... View Details
Keywords: Analytics and Data Science; Competition; Organizational Culture; Management Teams; Brands and Branding; Expansion; Marketing Strategy; Product Launch; Acquisition; Food and Beverage Industry; Ohio; United States
Cespedes, Frank V., and Heather Beckham. "Launching Krispy Natural: Cracking the Product Management Code." Harvard Business School Brief Case 913-574, May 2013.
- September 2005 (Revised May 2006)
- Case
Teradyne Corporation: The Jaguar Project
By: Francesca Gino and Gary P. Pisano
Teradyne, a leading manufacturer of semiconductor test equipment, embarked on a multiyear effort to improve its product development capabilities and to implement more formalized project management approaches. Examines the development of a new-generation tester that... View Details
Keywords: Projects; Management; Product Development; Information Infrastructure; Applications and Software; Groups and Teams; Business or Company Management; Research and Development; Problems and Challenges; Semiconductor Industry; United States
Gino, Francesca, and Gary P. Pisano. "Teradyne Corporation: The Jaguar Project." Harvard Business School Case 606-042, September 2005. (Revised May 2006.)
- February 2019 (Revised July 2025)
- Case
Theranos: Who Has Blood on Their Hands? (A)
By: Nien-hê Hsieh, Christina R. Wing, Emilie Fournier and Anna Resman
This case covers the rise and fall of Theranos, the company founded by Elizabeth Holmes in 2004 to revolutionize the blood testing industry by creating a device that could provide from a small finger prick the same results and accuracy as intravenous blood draws. As... View Details
Keywords: Health Testing and Trials; Corporate Accountability; Organizational Culture; Misleading and Fraudulent Advertising; Crime and Corruption; Ethics; Entrepreneurship; Lawsuits and Litigation
Hsieh, Nien-hê, Christina R. Wing, Emilie Fournier, and Anna Resman. "Theranos: Who Has Blood on Their Hands? (A)." Harvard Business School Case 619-039, February 2019. (Revised July 2025.)
- July 2009 (Revised May 2012)
- Case
Wareham SC Systems, Inc.
By: David F. Hawkins
CFO tests company's revenue recognition practices against the recently issued SAB 101 requirements and proposes plan for adoption of SAB 101. View Details
Hawkins, David F. "Wareham SC Systems, Inc." Harvard Business School Case 110-015, July 2009. (Revised May 2012.)
- February 1996
- Case
Active Coatings, Inc. (A): Challenges in Managing Product Development
Two entrepreneurs face a tough decision when confronted with disappointing test results from the medical application they have chosen to commercialize their innovative process technology. They must decide whether to redesign the technology's current lead-application or... View Details
Teisberg, Elizabeth O., and James Leonard. "Active Coatings, Inc. (A): Challenges in Managing Product Development." Harvard Business School Case 796-061, February 1996.
- October 2006 (Revised August 2007)
- Case
Calloway Laboratory: Pee for Profit
By: Richard G. Hamermesh and David Kiron
Describes the formation and rapid growth of a drug-testing company. The company needs to decide whether to enter the painkiller testing market, in addition to growing its drug treatment center business. View Details
Keywords: For-Profit Firms; Health Care and Treatment; Health Testing and Trials; Growth and Development Strategy; Market Entry and Exit; Health Industry
Hamermesh, Richard G., and David Kiron. "Calloway Laboratory: Pee for Profit." Harvard Business School Case 807-040, October 2006. (Revised August 2007.)
- August 1995 (Revised June 1997)
- Case
Hillcrest Research Associates, Inc.
Hillcrest designs and administers testing procedures for drugs to determine whether they pass FDA specifications. As the company grows, it encounters problems with information technology and with the clinical research associates, who feel pressured to report more... View Details
Keywords: Growth Management; Information Technology; Health Testing and Trials; Pharmaceutical Industry
Barnes, Louis B. "Hillcrest Research Associates, Inc." Harvard Business School Case 496-021, August 1995. (Revised June 1997.)
- September 2012
- Article
Bringing Science to the Art of Strategy
By: A. G. Lafley, Roger L. Martin, Jan W. Rivkin and Nicolaj Siggelkow
For all its emphasis on data and number crunching, conventional strategic planning is not actually scientific. It lacks the hypothesis generation and testing that's at the heart of the scientific method. To produce novel and successful strategies, teams need to adopt a... View Details
Lafley, A. G., Roger L. Martin, Jan W. Rivkin, and Nicolaj Siggelkow. "Bringing Science to the Art of Strategy." Harvard Business Review 90, no. 9 (September 2012).
- September 1988
- Case
Vicks Health Care Division: Project Scorpio (D)
Reveals that Vicks chose a multi-condition positioning for the product. Describes testing of name and concept, and extensively reports on a four-city test market. Students are expected to evaluate both the design and results of the test, and face options ranging from... View Details
Kosnik, Thomas J. "Vicks Health Care Division: Project Scorpio (D)." Harvard Business School Case 589-008, September 1988.