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- All HBS Web
(905)
- People (1)
- News (167)
- Research (615)
- Events (6)
- Multimedia (1)
- Faculty Publications (213)
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- March 2019 (Revised April 2021)
- Case
The DivaCup: Navigating Distribution and Growth
By: Ayelet Israeli
When the mother-daughter founders of DivaCup set out with a mission to disrupt the menstrual care industry with an innovative product form, they initially struggled to gain legitimacy and convince retailers to carry their unique product. Fifteen years later, the... View Details
Keywords: Female; Female Ceo; Female Entrepreneur; Female Protagonist; Health & Wellness; Healthcare; Price Policies; Minimum Advertised Price; Differentiation; Positioning; Growth; Health; Health Care and Treatment; Price; Disruption; Distribution; Distribution Channels; Competitive Strategy; Competition; Growth Management; Mission and Purpose; Product Development; Product Marketing; Product Launch; Product Positioning; Advertising; Business Startups; Internet and the Web; Entrepreneurship; Social Entrepreneurship; Social Issues; Social Enterprise; Retail Industry; Medical Devices and Supplies Industry; Manufacturing Industry; Health Industry; Green Technology Industry; Education Industry; Distribution Industry; Consumer Products Industry; Canada; United States; United Kingdom
Israeli, Ayelet. "The DivaCup: Navigating Distribution and Growth." Harvard Business School Case 519-055, March 2019. (Revised April 2021.)
- January 2015 (Revised October 2018)
- Case
Nasty Gals Do It Better
By: David Collis, Diane Chang, Matthew Shaffer and Ashley Hartman
In 2006, Sophia Amoruso started Nasty Gal, an eBay boutique selling vintage clothes. With a strong sense of style and personality, Amoruso poured herself into building the brand and developing relationships with her customers—typically the slightly edgy 18–24 year old.... View Details
Keywords: Business Growth; Brand Management; Online Retail; Clothing; Apparel; Expansion; Growth and Development Strategy; Brands and Branding; Management; Marketing Strategy; Strategic Planning; Social Media; E-commerce; Digital Marketing; Retail Industry; Apparel and Accessories Industry; United States
Collis, David, Diane Chang, Matthew Shaffer, and Ashley Hartman. "Nasty Gals Do It Better." Harvard Business School Case 715-412, January 2015. (Revised October 2018.)
- September 2013 (Revised February 2016)
- Case
GlaxoSmithKline: Sourcing Complex Professional Services
By: Heidi K. Gardner and Silvia Hodges Silverstein
Pharmaceutical company GlaxoSmithKline (GSK) uses an innovative new approach to procuring outside legal counsel: it replaces relationship-based selection and law firms' traditional time-based billing with data-driven decision making and an online reverse auction. In... View Details
Keywords: Legal Industry; Procurement; Professional Service Firms; Pricing; Competition; Change Management; Supply Chain Management; Legal Liability; Business Processes; Legal Services Industry; Pharmaceutical Industry
Gardner, Heidi K., and Silvia Hodges Silverstein. "GlaxoSmithKline: Sourcing Complex Professional Services." Harvard Business School Case 414-003, September 2013. (Revised February 2016.)
- March 2016 (Revised May 2018)
- Case
Reinventing Best Buy
By: John R. Wells and Gabriel Ellsworth
On March 1, 2017, Best Buy Company, Inc., North America’s largest retailer of consumer electronics and appliances, announced a third year of comparable-store sales increases and a 20.8% increase in domestic comparable online sales. These results were in marked contrast... View Details
Keywords: Best Buy; Hubert Joly; Renew Blue; Showrooming; Webrooming; E-commerce; E-Commerce Strategy; Online Retail; Multichannel Retailing; Omnichannel; Marketplaces; Turnaround; Consumer Electronics; Consumer Electronics Accessories; Appliances; Stores-within-stores; Store Experience; Store Size; Store Pickup; Store Management; Delivery; Delivery Models; Amazon; Amazon.com; Pricing Strategy; Business Subsidiaries; Business Units; Business Growth and Maturation; Business Model; For-Profit Firms; Customer Focus and Relationships; Customer Satisfaction; Entertainment; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Theater Entertainment; Price; Profit; Revenue; Geographic Scope; Multinational Firms and Management; Business History; Cost; Selection and Staffing; Reports; Technological Innovation; Job Cuts and Outsourcing; Human Capital; Leading Change; Business or Company Management; Goals and Objectives; Growth and Development; Growth and Development Strategy; Management Teams; Brands and Branding; Product Marketing; Consumer Behavior; Demand and Consumers; Media; Distribution; Order Taking and Fulfillment; Distribution Channels; Infrastructure; Product; Service Delivery; Service Operations; Organizational Change and Adaptation; Public Ownership; Problems and Challenges; Programs; Groups and Teams; Sales; Salesforce Management; Strategy; Adaptation; Business Strategy; Competition; Competitive Advantage; Competitive Strategy; Corporate Strategy; Expansion; Information Technology; Information Infrastructure; Information Technology; Internet and the Web; Mobile and Wireless Technology; Internet and the Web; Applications and Software; Internet and the Web; Mobile and Wireless Technology; Resource Allocation; Computer Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Retail Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; United States; Minnesota; Minneapolis; Saint Paul; St. Paul
Wells, John R., and Gabriel Ellsworth. "Reinventing Best Buy." Harvard Business School Case 716-455, March 2016. (Revised May 2018.)
- May 2021 (Revised May 2022)
- Case
Headspace vs. Calm: A Mindful Competition
By: Ayelet Israeli and Anne Wilson
By 2021, the mindfulness app wars reached their apex. Over 2,000 meditation apps were available to consumers, but two apps, Headspace and Calm, dominated the space, jointly holding about 70% of the total market. Headspace had established itself as the approachable... View Details
Keywords: Marketing Communication; Integrated Strategy; Brand; Brand & Product Management; Brand Communication; Brand Differentiation; Brand Building; Brand Management; E-Commerce Strategy; Ecommerce; App; App Development; Applications; COVID; COVID-19; Pandemic; Pricing; Pricing Strategy; Subscription Model; Subscription; Partnerships; Strategic Partnerships; B2B Vs. B2C; B2B; Health & Wellness; Wellbeing; Digitization; Commoditization; Mobile App; Mobile App Industry; Mobile Healthcare; Mobile Marketing; Digital Brand; Digital Health; Consumer Health; Apps; Online Business; Online Competition; Online Community; Online Entertainment; Entertainment And Leisure; Meditation; Marketing; Marketing Communications; Brands and Branding; Price; Strategy; Competition; Competitive Strategy; Competitive Advantage; Partners and Partnerships; Health; Well-being; Mobile and Wireless Technology; Communication; Communication Strategy; Disruption; Consumer Behavior; Digital Marketing; E-commerce; Applications and Software; Health Industry; Technology Industry; Communications Industry; United States; North America; United Kingdom
Israeli, Ayelet, and Anne Wilson. "Headspace vs. Calm: A Mindful Competition." Harvard Business School Case 521-102, May 2021. (Revised May 2022.)
- March 2022
- Teaching Note
Farfetch: Digital Transformation for Luxury Brands
By: Jill Avery and Sunil Gupta
Teaching Note for HBS Case No. 522-051. Farfetch, a global luxury technology platform and digital marketplace had been surfing the wave of digital transformation in the luxury fashion industry since 2008. While the company’s stock price and market valuation had... View Details
- October 1995
- Article
New Trading Practices and Short-Run Market Efficiency
By: Kenneth A. Froot and André Perold
Keywords: Institutional Investing; Market Efficiency; Behavioral Finance; Equities; Stock Market; Indexing; Financial Markets; Asset Pricing
Froot, Kenneth A., and André Perold. "New Trading Practices and Short-Run Market Efficiency." Journal of Futures Markets 15, no. 7 (October 1995): 731–766. (Revised from NBER Working Paper No. 3498, October 1990.)
- November 2017
- Teaching Note
Reinventing Best Buy
By: John R. Wells and Gabriel Ellsworth
Teaching Note for HBS No. 716-455.
On March 1, 2017, Best Buy Company, Inc., North America’s largest retailer of consumer electronics and appliances, announced a third year of comparable-store sales increases and a 20.8% increase in domestic comparable online sales.... View Details
Keywords: Best Buy; Hubert Joly; Renew Blue; Showrooming; Webrooming; E-commerce; E-Commerce Strategy; Online Retail; Multichannel Retailing; Omnichannel; Marketplaces; Turnaround; Consumer Electronics; Consumer Electronics Accessories; Appliances; Stores-within-stores; Store Experience; Store Size; Store Pickup; Store Management; Delivery; Delivery Models; Amazon; Amazon.com; Pricing Strategy; Business Subsidiaries; Business Units; Business Growth and Maturation; Business Model; For-Profit Firms; Customer Focus and Relationships; Customer Satisfaction; Entertainment; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Theater Entertainment; Price; Profit; Revenue; Geographic Scope; Multinational Firms and Management; Business History; Cost; Selection and Staffing; Reports; Technological Innovation; Job Cuts and Outsourcing; Human Capital; Leading Change; Business or Company Management; Goals and Objectives; Growth and Development; Growth and Development Strategy; Management Teams; Brands and Branding; Product Marketing; Consumer Behavior; Demand and Consumers; Media; Distribution; Order Taking and Fulfillment; Distribution Channels; Infrastructure; Product; Service Delivery; Service Operations; Organizational Change and Adaptation; Public Ownership; Problems and Challenges; Programs; Groups and Teams; Sales; Salesforce Management; Strategy; Adaptation; Business Strategy; Competition; Competitive Advantage; Competitive Strategy; Corporate Strategy; Expansion; Technology; Hardware; Information Technology; Internet; Mobile Technology; Online Technology; Search Technology; Software; Web; Web Sites; Wireless Technology; Resource Allocation; Computer Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Retail Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; United States; Minnesota; Minneapolis; Saint Paul; St. Paul
- January 2015
- Article
Competing with Privacy
By: Ramon Casadesus-Masanell and Andres Hervas-Drane
We analyze the implications of consumer privacy for competition in the marketplace. We consider a market where firms set prices and disclosure levels for consumer information, and consumers observe both before deciding which firm to patronize and how much information... View Details
Keywords: Information Acquisition; Information Disclosure; Online Privacy; Privacy Regulation; Information; Rights; Internet and the Web; Competition; Internet and the Web; Corporate Disclosure; Ethics; Knowledge Acquisition
Casadesus-Masanell, Ramon, and Andres Hervas-Drane. "Competing with Privacy." Management Science 61, no. 1 (January 2015): 229–246.
- Research Summary
Overview
Professor Ferreira's research primarily focuses on how retailers can use algorithms to make better revenue management decisions, including pricing, product display, and assortment planning. In the retail industry, anticipating consumer demand is arguably one of the... View Details
- summer 1995
- Article
Hedging Portfolios with Real Assets
By: K. A. Froot
Keywords: Institutional Investing; Market Efficiency; Behavioral Finance; Equities; Stock Market; Indexing; Hedging; Asset Allocation; Commodities; Commodity Investing; Real Estate; Financial Markets; Asset Pricing
Froot, K. A. "Hedging Portfolios with Real Assets." Journal of Portfolio Management (summer 1995): 60–77. (Revised from Harvard Business School Working Paper No. 95-045, September 1993.)
- 2024
- Working Paper
Who Clears the Market When Passive Investors Trade?
By: Marco Sammon and John J. Shim
We find that firms are the primary sellers of shares when index funds are net buyers, providing shares at a nearly one-for-one rate. Rather than provide liquidity, most demand-side institutions trade in the same direction as index funds, especially over long horizons.... View Details
Keywords: Investment Funds; Institutional Investing; Price; Investment Portfolio; Financial Institutions; Financial Instruments
Sammon, Marco, and John J. Shim. "Who Clears the Market When Passive Investors Trade?" Working Paper, August 2024.
- May 2016
- Case
The Inexorable Rise of Walmart? 1988—2016
By: John R. Wells and Gabriel Ellsworth
In October 2015, Walmart surprised investors by announcing that it expected flat sales growth for 2015 and growth of only 3% to 4% over the coming three years. Profits would also fall due to significant investments in people and technology. The company’s stock price... View Details
Keywords: Asda; Costco; David Glass; Convenience Stores; Discount Retailing; Dollar Stores; Doug McMillon; E-commerce; Online Retail; General Merchandise; Grocery; Lee Scott; Mike Duke; Multichannel Retailing; Omnichannel; Neighborhood Market; Sam Walton; Sam's Club; Store Formats; Supercenter; Supermarket; Warehouse Clubs; Merchandising; Walmart; Wal-Mart; Globalized Firms and Management; Competitive Strategy; Corporate Strategy; Growth and Development Strategy; Business Units; Business Divisions; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Television Entertainment; Banks and Banking; Price; Profit; Revenue; Food; Global Range; Cross-Cultural and Cross-Border Issues; Global Strategy; Business History; Compensation and Benefits; Employees; Human Capital; Labor Unions; Wages; Business or Company Management; Goals and Objectives; Management Succession; Brands and Branding; Product Positioning; Distribution; Supply Chain; Supply Chain Management; Public Ownership; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competition; Competitive Advantage; Diversification; Expansion; Segmentation; Information Technology; Internet; Mobile Technology; Online Technology; Web; Web Sites; Retail Industry; Food and Beverage Industry; Distribution Industry; Banking Industry; United States; Arkansas; Bentonville
Wells, John R., and Gabriel Ellsworth. "The Inexorable Rise of Walmart? 1988—2016." Harvard Business School Case 716-426, May 2016.
- August 2015 (Revised June 2021)
- Case
Amazon.com, 2021
By: John R. Wells, Benjamin Weinstock, Gabriel Ellsworth and Galen Danskin
In February 2021, Amazon announced 2020 operating profits of $22,899 million, up from $2,233 million in 2015, on sales of $386 billion, up from $107 billion five years earlier (see Exhibit 1). The shareholders expressed their satisfaction (see Exhibit 2), but not all... View Details
Keywords: Strategic Analysis; Retail; E-commerce; Amazon; Internet; Amazon.com; AmazonFresh; Jeff Bezos; Cloud Computing; Marketplaces; Streaming; E-reader Market; Digital Media; Mobile App; Online Retail; Shipping; Database; Tablet; Kindle; Kindle Fire; Smartphone; Delivery; Digital Platforms; Competition; Internet and the Web; Corporate Strategy; Digital Marketing; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Profit; Revenue; Global Strategy; Multinational Firms and Management; Taxation; Business History; Human Resources; Resignation and Termination; Books; Human Capital; Working Conditions; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Growth Management; Management Practices and Processes; Industry Growth; Industry Structures; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Product Development; Supply Chain; Supply Chain Management; Organizational Culture; Public Ownership; Work-Life Balance; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competitive Strategy; Diversification; Expansion; Integration; Horizontal Integration; Vertical Integration; Information Infrastructure; Information Technology; Mobile and Wireless Technology; Price; Applications and Software; Marketing; Marketing Strategy; Working Capital; Customer Focus and Relationships; Customer Value and Value Chain; Retail Industry; Advertising Industry; Distribution Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Manufacturing Industry; Motion Pictures and Video Industry; Music Industry; Publishing Industry; Shipping Industry; Technology Industry; Video Game Industry; Web Services Industry; United States; Washington (state, US); Seattle
Wells, John R., Benjamin Weinstock, Gabriel Ellsworth, and Galen Danskin. "Amazon.com, 2021." Harvard Business School Case 716-402, August 2015. (Revised June 2021.)
- 2025
- Working Paper
Turning Points in Inflation: A Structural Breaks Approach with Micro Data
By: Alberto Cavallo and Gastón García Zavaleta
We introduce a novel methodology for detecting inflation turning points that combines high-frequency, disaggregated price data with standard structural break techniques to provide policymakers with more precise and timely signals of inflation dynamics. The methodology... View Details
Cavallo, Alberto, and Gastón García Zavaleta. "Turning Points in Inflation: A Structural Breaks Approach with Micro Data." Working Paper, May 2025. (Preliminary draft.)
- September 2023
- Case
The Meteoric Rise of Skims
Since its founding in 2019 by Kim Kardashian and Jens Grede, Skims, a solutions-oriented brand creating the next generation of underwear, loungewear, and shapewear with an eye toward body-type and skin-tone inclusivity, has experienced a meteoric rise. Kardashian, who... View Details
Keywords: Brand; Branding; Direct-to-consumer; DTC; Influencers; Influencer Marketing; Fashion; Growth; Direct Marketing; Influence; Reputation; Social Inference; Consumer Goods; Consumer Products; Female Entrepreneur; Female Protagonist; Entrepreneurship And Strategy; Brand & Product Management; Competitive Advantage; Online Followers; Retail; Retail Formats; Retailing; Online Retail; Celebrities; Celebrity; Celebrity Endorsement; Go To Market Strategy; Apparel; Startup Marketing; Startups; Social Influencers; Brands and Branding; Growth and Development Strategy; Growth Management; Distribution Channels; Digital Marketing; Advertising; Power and Influence; Social Media; Fashion Industry; Apparel and Accessories Industry; Consumer Products Industry; United States
Israeli, Ayelet, Jill Avery, and Leonard A. Schlesinger. "The Meteoric Rise of Skims." Harvard Business School Case 524-023, September 2023.
- November 2017
- Teaching Note
Amazon.com, 2016
By: John R. Wells and Gabriel Ellsworth
Teaching Note for HBS No. 716-402.
On January 28, 2016, Amazon announced record 2015 operating profits of $2.2 billion on $107 billion of sales, and the markets responded with cautious optimism. For years, founder and CEO Jeffrey Bezos had prioritized growth and... View Details
Keywords: Strategic Analysis; Retail; E-commerce; Amazon; Amazon.com; AmazonFresh; Jeff Bezos; Cloud Computing; Marketplaces; Streaming; E-reader Market; Digital Media; Mobile App; Online Retail; Shipping; Database; Tablet; Kindle; Kindle Fire; Smartphone; Delivery; Market Platforms; Two-Sided Platforms; Competition; Internet; Corporate Strategy; Online Advertising; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Profit; Revenue; Global Strategy; Multinational Firms and Management; Taxation; Business History; Human Resources; Resignation and Termination; Books; Human Capital; Working Conditions; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Growth Management; Management Practices and Processes; Industry Growth; Industry Structures; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Product Development; Supply Chain; Supply Chain Management; Organizational Culture; Public Ownership; Work-Life Balance; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competitive Strategy; Diversification; Expansion; Integration; Horizontal Integration; Vertical Integration; Hardware; Information Technology; Mobile Technology; Online Technology; Technology Networks; Technology Platform; Web; Web Sites; Price; Software; Marketing; Marketing Strategy; Working Capital; Customer Focus and Relationships; Customer Value and Value Chain; Retail Industry; Advertising Industry; Distribution Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Manufacturing Industry; Motion Pictures and Video Industry; Music Industry; Publishing Industry; Shipping Industry; Technology Industry; Video Game Industry; Web Services Industry; United States; Washington (state, US); Seattle
- March 2008 (Revised February 2009)
- Case
Transparent Value LLC
By: Sharon P. Katz, Krishna G. Palepu and Aldo Sesia, Jr.
Leading index company Dow Jones recently signed a license and joint marketing agreement with Transparent Value LLC, the creator of a new fundamentals-based valuation methodology. The agreement allowed Dow Jones to offer a family of indexes based on the Transparent... View Details
Keywords: Asset Management; Stocks; Price; Performance Expectations; Mathematical Methods; Valuation
Katz, Sharon P., Krishna G. Palepu, and Aldo Sesia, Jr. "Transparent Value LLC." Harvard Business School Case 108-069, March 2008. (Revised February 2009.)
- 2023
- Working Paper
The Optimal Stock Valuation Ratio
By: Sebastian Hillenbrand and Odhrain McCarthy
Trailing price ratios, such as the price-dividend and the price-earnings ratio, scale prices by trailing cash flow measures. They theoretically contain expected returns, yet, their performance in predicting stock market returns is poor. This is because of an omitted... View Details
Keywords: Price; Investment Return; AI and Machine Learning; Valuation; Cash Flow; Forecasting and Prediction
Hillenbrand, Sebastian, and Odhrain McCarthy. "The Optimal Stock Valuation Ratio." Working Paper, November 2023.
- 11 Sep 2018
- First Look
New Research and Ideas, September 11, 2018
Conference Proceedings More Amazon Effects: Online Competition and Pricing Behaviors By: Cavallo, Alberto Abstract—I study how online competition, with its shrinking margins,... View Details
Keywords: Dina Gerdeman