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- All HBS Web (595)
- Faculty Publications (230)
- September 2013
- Teaching Note
Trader Joe's
By: David L. Ager and Michael A. Roberto
Based on a variety of metrics, Trader Joe's ranked as one of the most successful grocers in the United States in 2013. Experts estimated that the company had the highest sales per square foot of any major grocery chain, even significantly higher than top performer... View Details
- March 2023 (Revised June 2025)
- Case
Close Concerns: Diabetes Research and Advocacy
By: Regina E. Herzlinger and Brian L. Walker
Diagnosed with diabetes at the age of 18, Kelly Close understood the importance of balancing consistency and iteration. This principle had also informed her professional work, which started with a rapid promotion from financial analyst at Goldman Sachs to an analyst... View Details
Keywords: Diabetes; Health; Health Care; Health Care And Treatment; Health Care Outcomes; Health Care Industry; Knowledge Dissemination; Outcome or Result; Equality and Inequality; Business Model; Entrepreneurship
Herzlinger, Regina E., and Brian L. Walker. "Close Concerns: Diabetes Research and Advocacy." Harvard Business School Case 323-047, March 2023. (Revised June 2025.)
- 16 Mar 2022
- Blog Post
Taking Your Shot in the Sports Industry with Adam Laitsas (MBA 2016), SVP, Head of Marketing for Madison Square Garden Sports
this new role and making an impact on the sports industry from the front office. Posting Up on Wall Street Sports have been a part of Laitsas’ life for as long as he can remember. Growing up in the inner city of Los Angeles, Laitsas was... View Details
- 20 Sep 2021
- Blog Post
Taking Your Shot in the Sports Industry with Adam Laitsas (MBA 2016), SVP, Head of Marketing for Madison Square Garden Sports Corp.
new role and making an impact on the sports industry from the front office. Posting Up on Wall Street Sports have been a part of Laitsas’ life for as long as he can remember. Growing up in the inner city of Los Angeles, Laitsas was always... View Details
- June 2018 (Revised April 2021)
- Case
Valuing Snap After the IPO Quiet Period (A)
By: Marco Di Maggio, Benjamin C. Esty and Gregory Saldutte
Snap, the disappearing message app, went public at $17 per share on March 2, 2017, making its two 20-something founders the youngest self-made billionaires in the country. Over the next three weeks, 14 analysts made investment recommendations on Snap: two with buy... View Details
Keywords: Sell-side Analysts; Underwriters; Investment Banking; Social Network; Discounted Cash Flow; Cost Of Capital; Conflicts Of Interest; Corporate Governance; Advertising; Quiet Period; ＂DCF Valuation,＂; Business Startups; Digital Marketing; Initial Public Offering; Information Infrastructure; Valuation; Venture Capital; Forecasting and Prediction; Social Media; Advertising Industry; Advertising Industry; Advertising Industry; United States; California
Di Maggio, Marco, Benjamin C. Esty, and Gregory Saldutte. "Valuing Snap After the IPO Quiet Period (A)." Harvard Business School Case 218-095, June 2018. (Revised April 2021.)
Shlok Goyal
Shlok Goyal is a doctoral student in the Business Economics program. Prior to coming to HBS, he studied economics and statistics-machine learning at Carnegie Mellon University and worked as a research analyst at the Federal Reserve Bank of New York. His main... View Details
- December 2012
- Case
Trouble Brewing for Green Mountain Coffee Roasters
By: Suraj Srinivasan and Michael Norris
In October 2011, noted hedge fund manager David Einhorn of Greenlight Capital delivered a presentation at an investors' conference analyzing the business and accounting quality weaknesses of Green Mountain Coffee Roasters. Until then Green Mountain had exhibited rapid... View Details
Keywords: Accounting Fraud; Accounting Quality; Accounting Red Flags; Accounting Restatements; Accounting Scandal; Accounting Information; Financial Accounting; Financial Analysts; Financial Analysis; Financial Intermediaries; Hedge Funds; Financial Ratios; Financial Statement Analysis; Valuation Methodologies; Earnings Quality; Accounting; Quality; Earnings Management; Valuation; Crime and Corruption; Mergers and Acquisitions; Financial Reporting; Investment Funds; Financial Statements; Food and Beverage Industry
Srinivasan, Suraj, and Michael Norris. "Trouble Brewing for Green Mountain Coffee Roasters." Harvard Business School Case 113-035, December 2012.
- February 2019 (Revised September 2019)
- Case
Amazon in Fashion
By: John R. Wells, Benjamin Weinstock and Gabriel Ellsworth
According to many analysts and industry observers, in 2018 Amazon became the largest retailer of apparel in the United States and the second largest in the world, behind Alibaba. Much of Amazon’s apparel was made by third-party retailers on its platform, but Amazon had... View Details
Keywords: Amazon; Amazon.com; Fashion; Fashion Accessories; Retail; Retailing Industry; Retailing; ASOS; Inditex; Multi-channel Retailers; Online Retail; Online Retailing; Positioning; Private Label; Delivery; Spending; Internet and the Web; Competitive Strategy; Fashion Industry; Fashion Industry; Fashion Industry
Wells, John R., Benjamin Weinstock, and Gabriel Ellsworth. "Amazon in Fashion." Harvard Business School Case 719-481, February 2019. (Revised September 2019.)
- December 2005 (Revised March 2007)
- Case
Innovation and Collaboration at Merrill Lynch
By: Boris Groysberg and Ingrid Vargas
In the spring of 2005, Candace Browning, head of Global Securities Research and Economics at Merrill Lynch, led about 500 Merrill Lynch analysts worldwide in a collaborative effort to produce innovative research, most of them accustomed to working independently in... View Details
Keywords: Leadership; Groups and Teams; Management Teams; Decision Making; Collaborative Innovation and Invention; Negotiation; Mathematical Methods; Strategy; Human Resources; Motivation and Incentives; Banking Industry; Banking Industry
Groysberg, Boris, and Ingrid Vargas. "Innovation and Collaboration at Merrill Lynch." Harvard Business School Case 406-081, December 2005. (Revised March 2007.)
- June 2018 (Revised October 2018)
- Teaching Note
Valuing Snap After the IPO Quiet Period (A), (B), and (C)
By: Marco Di Maggio and Benjamin C. Esty
Teaching Note for HBS Nos. 218-095, 218-096, and 218-116. View Details
Keywords: Sell-side Analysts; Underwriters; Investment Banking; Social Network; Discounted Cash Flow; Cost Of Capital; Conflicts Of Interest; Corporate Governance; Advertising; Quiet Period; Business Startups; Digital Marketing; Initial Public Offering; Information Infrastructure; Valuation; Venture Capital; Forecasting and Prediction; Social Media; Advertising Industry; Advertising Industry; Advertising Industry; United States; California
- June 1986
- Case
Premier Furniture Co.
By: Thomas R. Piper
A credit analyst for a furniture manufacturer is confronted with two customers who have exceeded their credit limits. The financial performance of each has been weak, and one of the customers has a highly leveraged balance sheet. Industry conditions are weak; the... View Details
Piper, Thomas R. "Premier Furniture Co." Harvard Business School Case 286-130, June 1986.
- April 2021
- Case
Glass-Shattering Leaders: Jack Rivkin
By: Boris Groysberg and Colleen Ammerman
Jack Rivkin’s innovative approach to hiring, developing, and retaining employees created opportunities for female analysts to thrive at the equity research department he led, and also made the entire department more effective. Rivkin fostered a culture of gender... View Details
Keywords: Gender Inclusivity; Leadership; Organizational Culture; Gender; Talent and Talent Management
Groysberg, Boris, and Colleen Ammerman. "Glass-Shattering Leaders: Jack Rivkin." Harvard Business School Case 421-074, April 2021.
- February 2006 (Revised August 2006)
- Case
Kevin McCarthy and Westlake Chemical Corporation (A)
Examines forecasting earnings/performance for a commodity chemical firm during a period of high uncertainty, highlighting the combined effects of input process (natural gas), industry capacity/utilization, and cyclicality. Assuming the role of Kevin McCarthy (the top... View Details
Keywords: Risk and Uncertainty; Futures and Commodity Futures; Forecasting and Prediction; Chemicals; Chemical Industry
Riedl, Edward J. "Kevin McCarthy and Westlake Chemical Corporation (A)." Harvard Business School Case 106-049, February 2006. (Revised August 2006.)
- October 1999
- Case
Argentina's YFP Sociedad Anonima (E): A New Era
By: Michael Y. Yoshino, Carin-Isabel Knoop and Cate Reavis
In June 1999, Spain's former state-owned oil giant Repsol, acquired 97% of YPF, despite opposition from YPF management. The case describes the status of the two companies at the time of the acquisition and highlights concerns expressed by industry analysts on the deal. View Details
Keywords: Non-Renewable Energy; State Ownership; Acquisition; Decisions; Profit; Privatization; Corporate Strategy; Mining Industry; Mining Industry; Argentina; Spain
Yoshino, Michael Y., Carin-Isabel Knoop, and Cate Reavis. "Argentina's YFP Sociedad Anonima (E): A New Era." Harvard Business School Case 300-028, October 1999.
- January 2017
- Supplement
Q&A: Ghislain de Charentenay, Sanford C. Bernstein Director of Research, Asia
By: Linda A. Hill and Allison J. Wigen
In this video supplement to the HBS case series "Sanford C. Bernstein Goes to Asia," case protagonist Ghislain de Charentenay recalls his leadership priorities and challenges upon being appointed director of research in Asia. View Details
Keywords: Talent Management; Sell-side Analysts; Organizational Behavior; Leadership And Managing People; Leadership, Personal Strategy ＆ Style; Leadership Style; Asia; Hong Kong; Collaboration; Leadership; Organizational Culture; Talent and Talent Management; Financial Services Industry; Asia; Hong Kong
Hill, Linda A., and Allison J. Wigen. "Q&A: Ghislain de Charentenay, Sanford C. Bernstein Director of Research, Asia." Harvard Business School Multimedia/Video Supplement 417-707, January 2017.
- 07 Aug 2000
- Research & Ideas
The Business of Biotech
[having] a dictionary that lists all the words in the English language but doesn't include their meanings." How those words are defined remains to be seen, but most analysts agree that if the 1990s belonged to the Internet, the new... View Details
Natalie Epstein
Natalie Epstein is a PhD Candidate in Technology and Operations Management at Harvard Business School. Her research focuses on service design strategies for on-demand operations. As the service industry accelerates, she is particularly... View Details
- April 1985 (Revised March 1986)
- Case
Seven-Up Division of Philip Morris
By: Michael E. Porter and Edward J. Hoff
In 1979, Philip Morris acquired the Seven-Up Co., the number three concentrate producer in the U.S. After four years of losses, Seven-Up had registered an operating profit in 1984. Industry analysts were debating the role that Seven-Up would play in Philip Morris's... View Details
Keywords: Acquisition; Business Divisions; Debates; Profit; Production; Personal Development and Career; United States
Porter, Michael E., and Edward J. Hoff. "Seven-Up Division of Philip Morris." Harvard Business School Case 385-321, April 1985. (Revised March 1986.)
- October 2010 (Revised July 2012)
- Supplement
Toni Sacconaghi at Sanford C. Bernstein
By: Linda A. Hill and Dana Teppert
Toni Sacconaghi, a senior sell-side equity research analyst at Sanford C. Bernstein covering U.S. IT hardware companies, thinks about the challenges and opportunities presented by the firm's new office in Hong Kong. Sacconaghi was previously the only analyst covering... View Details
Keywords: Employees; Knowledge Sharing; Knowledge Use and Leverage; Research; Social and Collaborative Networks; Financial Services Industry; Hong Kong; United States
Hill, Linda A., and Dana Teppert. "Toni Sacconaghi at Sanford C. Bernstein." Harvard Business School Supplement 411-052, October 2010. (Revised July 2012.)