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Show Results For
- All HBS Web
(5,333)
- People (3)
- News (1,387)
- Research (3,339)
- Events (46)
- Multimedia (58)
- Faculty Publications (2,337)
- 16 Mar 2009
- Research & Ideas
When the Internet Runs Out of IP Addresses
The Internet is running out of room. Experts predict that in two or three years we will run out of Web addresses, so-called IP addresses, that can be assigned to new Internet-based sites and services. Each site is assigned a unique number... View Details
- August 2020 (Revised May 2021)
- Case
PayPal: The Next Chapter
By: Michael Porter, Mark Kramer and Annelena Lobb
Can a social purpose and stakeholder capitalism confer a powerful competitive advantage in the age of COVID-19? For PayPal, the answer is yes. After spinning off from eBay in a 2015 IPO, the company declared its purpose as "democratizing financial services" by ensuring... View Details
Keywords: Mission and Purpose; Finance; Business and Stakeholder Relations; Social Entrepreneurship; Competitive Advantage; Financial Services Industry
Porter, Michael, Mark Kramer, and Annelena Lobb. "PayPal: The Next Chapter." Harvard Business School Case 721-378, August 2020. (Revised May 2021.)
- June 2002
- Article
The Influence of Anti-Takeover Statutes on Incorporation Choice: Evidence on the 'Race' Debate and Antitakeover Overreaching
Subramanian, Guhan. "The Influence of Anti-Takeover Statutes on Incorporation Choice: Evidence on the 'Race' Debate and Antitakeover Overreaching." University of Pennsylvania Law Review 150, no. 6 (June 2002).
- 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.)
Richard H.K. Vietor
Professor Vietor is Baker Foundation Professor of Business Administration at the Harvard Business School. He teaches courses on the international political economy. Before coming to the Business School in 1978, Professor Vietor held faculty appointments at Virginia... View Details
- September 1992 (Revised October 1992)
- Case
Acid Rain: The Southern Co. (B)
In addition to the issues of expected cost minimization elucidated in Acid Rain: The Southern Co. (A), problems involving regulatory uncertainty are critical to the firm's Clean Air Act compliance strategy. The regulatory uncertainty affects, and is affected by, the... View Details
Keywords: Energy Generation; Business Strategy; Environmental Sustainability; Cost vs Benefits; Risk and Uncertainty; Strategic Planning; Investment Return; Government Legislation; Wastes and Waste Processing; Business and Government Relations; Utilities Industry; Energy Industry; United States
Reinhardt, Forest L. "Acid Rain: The Southern Co. (B)." Harvard Business School Case 793-040, September 1992. (Revised October 1992.)
- November 2004 (Revised February 2006)
- Background Note
Note on Insider Trading Liability
By: Lynn S. Paine and Christopher Bruner
Provides a general description and overview of U.S. law on insider trading, including the basic theories of liability, the responsibilities of securities firm managers to prevent and detect insider trading, and the potential penalties for insider trading. A rewritten... View Details
Paine, Lynn S., and Christopher Bruner. "Note on Insider Trading Liability." Harvard Business School Background Note 305-029, November 2004. (Revised February 2006.)
- 11 Jan 2017
- Research & Ideas
The Paradoxical Quest to Make Food Look 'Natural' With Artificial Dyes
1870-1940,” which examines a seminal period when food manufacturers, dye makers, and regulators created the synthetic food coloring industry. She is working on a wide-ranging book on the color of foods. (Her... View Details
Keywords: by Carmen Nobel
- 2010
- Chapter
Property Rights for Foreign Capital: Sovereign Debt and Private Direct Investment in Times of Crisis
By: Louis T. Wells
Keywords: Property; Rights; International Finance; Capital; Sovereign Finance; Foreign Direct Investment; Financial Crisis
Wells, Louis T. "Property Rights for Foreign Capital: Sovereign Debt and Private Direct Investment in Times of Crisis." Chap. 12 in The Yearbook on International Investment Law and Policy 2009-2010, edited by Karl Sauvant, 477–504. New York: Oxford University Press, 2010.
- 06 Jan 2015
- News
Digital Business Models Should Have to Follow the Law, Too
- 28 Sep 2012
- News
The predictability principle
- January 2021 (Revised May 2021)
- Case
Amazon Shopper Panel: Paying Customers for Their Data
By: Eva Ascarza and Ayelet Israeli
This case introduces a new Amazon program that has consumers upload their receipts from transactions outside of Amazon, in exchange for money. Through the discussion, the case aims to explore issues in customers’ privacy in the digital age, the value of customers’ own... View Details
Keywords: Data Analytics; Data Privacy; Data Management; ＂Marketing Analytics＂; Marketing Communication; Marketing Research; Data-driven Management; E-Commerce Strategy; Ethical Decision Making; CRM; Consumer Protection; Targeted Advertising; Targeted Policies; Data Ownership; Marketing; Research; Marketing Communications; Analytics and Data Science; Management; Customer Relationship Management; Ethics; E-commerce; Retail Industry; Technology Industry; United States
Ascarza, Eva, and Ayelet Israeli. "Amazon Shopper Panel: Paying Customers for Their Data." Harvard Business School Case 521-058, January 2021. (Revised May 2021.)
- 10 Oct 2023
- Cold Call Podcast
Scaling Two Businesses Against the Odds: Wendy Estrella’s Founder’s Journey
- October 2001 (Revised December 2001)
- Case
EU Takeover Directive
By: Guhan Subramanian and Michelle Kalka
The draft 13th Company Law Directive, originally written in the 1980s and first formally proposed in 1990, was intended to harmonize the takeover laws of the member states of the European Union (EU). From its inception, though, this bill was controversial. Nations... View Details
Keywords: Conflict of Interests; Mergers and Acquisitions; Laws and Statutes; Policy; Problems and Challenges; Cross-Cultural and Cross-Border Issues; Germany; United Kingdom; European Union
Subramanian, Guhan, and Michelle Kalka. "EU Takeover Directive." Harvard Business School Case 902-066, October 2001. (Revised December 2001.)
- November 2005 (Revised December 2016)
- Case
Bally Total Fitness (A): The Rise, 1962–2004
By: John R. Wells, Elizabeth A. Raabe and Gabriel Ellsworth
From a single, modest club in 1962, Bally Total Fitness had grown to become—in management’s words—the “largest and only nationwide commercial operator of fitness centers” in the United States in 2004. Bally had faced its share of challenges, but the last couple of... View Details
Keywords: Bally Total Fitness; Fitness; Gyms; Health Clubs; Chain; Securities And Exchange Commission; Paul Toback; Weight Loss; Exercise; Contracts; Personal Training; Retention; Accounting; Accounting Audits; Accrual Accounting; Finance; Advertising; Business Growth and Maturation; Business Model; For-Profit Firms; Customers; Customer Satisfaction; Public Equity; Financing and Loans; Revenue; Revenue Recognition; Geographic Scope; Multinational Firms and Management; Health; Nutrition; Business History; Lawsuits and Litigation; Management; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Marketing; Operations; Service Delivery; Service Operations; Public Ownership; Problems and Challenges; Business and Shareholder Relations; Business Strategy; Competition; Corporate Strategy; Expansion; Segmentation; Trends; Cost Management; Profit; Growth and Development; Leadership Style; Five Forces Framework; Private Ownership; Opportunities; Motivation and Incentives; Competitive Strategy; Health Industry; United States; Illinois; Chicago
Wells, John R., Elizabeth A. Raabe, and Gabriel Ellsworth. "Bally Total Fitness (A): The Rise, 1962–2004." Harvard Business School Case 706-450, November 2005. (Revised December 2016.)
- 27 Jun 2019
- Blog Post
Dance to the Music: How Noa Torok Found Her Dream Job at SoundCloud
Noa Torok, MBA 2019, came to HBS with a blank slate. “I arrived with zero expectations,” she says. “I had no idea what I wanted to do.” Her prior experience had shown her the opposite – what she did not want to do. After studying both law... View Details
Keywords: Entertainment / Media / Sports
- September 2019 (Revised July 2025)
- Case
Keroche (A): Fighting for Share in the Kenyan Alcoholic Drinks Market
By: Ramon Casadesus-Masanell and Pippa Tubman Armerding
This case discusses the challenges faced by Kenyan alcoholic drinks producer Keroche Industries Limited in 2003, when the Kenyan government accused the company of manufacturing and selling substandard alcoholic drinks, revoked its liquor licenses, and shut down its... View Details
Keywords: Keroche; Alcohol; Wine; Manufacturing; Informal Market; Regulation; Illicit; Illegal; Shutdown; Factory; Low-income Consumers; Multinational; Local; Government; Allegations; Accusations; Negative Press; EABL; Tusker; Beer; SAB; Chang'aa; Naivasha; Rift Valley; East Africa; Lawsuit; Legal Battle; Business Ventures; Business Exit or Shutdown; Business Growth and Maturation; Business Startups; Production; Safety; Quality; Distribution; 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; Social Issues; Poverty; Strategy; Competition; Entrepreneurship; Food and Beverage Industry; Food and Beverage Industry; Kenya; Nairobi; Africa
Casadesus-Masanell, Ramon, and Pippa Tubman Armerding. "Keroche (A): Fighting for Share in the Kenyan Alcoholic Drinks Market." Harvard Business School Case 720-390, September 2019. (Revised July 2025.)