Publications

July 2021
Article

Information Transparency, Multihoming, and Platform Competition: A Natural Experiment in the Daily Deals Market

By: Hui Li and Feng Zhu

Platform competition is shaped by the likelihood of multi-homing (i.e., complementors or consumers adopt more than one platform). To take advantage of multi-homing, platform firms often attempt to motivate their rivals’ high-performing complementors to adopt their own... View Details

Keywords: Platform Competition; Multi-homing; Information Transparency; Daily Deals; Groupon; LivingSocial; Digital Platforms; Information; Competition

Find at Harvard

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

October 2020
Supplement

OpenIDEO (B)

By: Karim R. Lakhani, Anne-Laure Fayard, Manos Gkeredakis and Jin Hyun Paik

In the midst of 2020, as the coronavirus pandemic was unfolding, OpenIDEO—an online open innovation platform focused on design-driven solutions to social issues—rapidly launched a new challenge to improve access to health information, empower communities to stay safe... View Details

Teaching Interest

Competing in the Age of Digital Platforms—(Executive Education)

By: David B. Yoffie

Summary

Without exception, the most valuable companies in the world today are platforms. Microsoft, Apple, Amazon, Google, Facebook, and many other firms have built their fortunes by facilitating innovation across global ecosystems or... View Details

Keywords: Platforms; Technology; Strategy; Digital Business; Social Networks; Self-driving Cars; Mobile Gaming; Esports; Financial Services; Online Retail; Ride-sharing; Search; Auctions; United States; Asia; China; Europe

September 2023
Case

The Meteoric Rise of Skims

By: Ayelet Israeli, Jill Avery and Leonard A. Schlesinger

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

September 2017
Case

Tencent

By: John R. Wells and Gabriel Ellsworth

Tencent had undergone many transformations since it was founded in 1998 as a simple messaging service. In 2017, it was the largest online games provider in China with a wide range of game types, China’s largest social networking service provider with several of the... View Details

Keywords: Tencent; Tencent Holdings; WeChat; Social Networking; Social Networks; Gaming; Gaming Industry; Video Games; Computer Games; Mobile Gaming; Portals; Payments; Mobile Payments; O2O; Online-to-offline; E-commerce; Messaging; Subscription Model; Freemium; Mobile App Industry; Smartphone; PC; Monetization Strategy; Antitrust; Streaming; Cloud Computing; Artificial Intelligence; Big Data; Alibaba; Facebook; JD.com; Tesla; Bundling; Synergies; Digital Strategy; Imitation; Licensing; Agility; Entry Barriers; Online Platforms; Advertising; Digital Marketing; Business Ventures; Acquisition; Mergers and Acquisitions; Business Conglomerates; Business Units; Business Growth and Maturation; Business Organization; For-Profit Firms; Joint Ventures; Restructuring; Communication; Communication Technology; Blogs; Interactive Communication; Interpersonal Communication; Entertainment; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Investment; Investment Portfolio; Price; Profit; Revenue; Geographic Scope; Cross-Cultural and Cross-Border Issues; Global Strategy; Multinational Firms and Management; Globalized Markets and Industries; Business History; Innovation Strategy; Technological Innovation; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Product Positioning; Social Marketing; Network Effects; Emerging Markets; Market Entry and Exit; Digital Platforms; Industry Growth; Monopoly; Media; Distribution Channels; Product Development; Service Delivery; Organizational Change and Adaptation; Organizational Structure; Public Ownership; Problems and Challenges; Business and Government Relations; Groups and Teams; Networks; Opportunities; Social and Collaborative Networks; Strategy; Adaptation; Business Strategy; Commercialization; Competition; Competitive Advantage; Competitive Strategy; Cooperation; Corporate Strategy; Diversification; Expansion; Horizontal Integration; Vertical Integration; Segmentation; Information Technology; Internet and the Web; Mobile and Wireless Technology; Internet and the Web; Applications and Software; Information Infrastructure; Digital Platforms; Internet and the Web; Mobile and Wireless Technology; Value Creation; Communications Industry; Entertainment and Recreation Industry; Financial Services Industry; Information Industry; Information Technology Industry; Media and Broadcasting Industry; Motion Pictures and Video Industry; Music Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; Web Services Industry; Asia; China; Canton (province, China)

20 Nov 2017
Research & Ideas

How Independent Bookstores Have Thrived in Spite of Amazon.com

Click HereIndependent bookstores provide a story of hope by focusing on core values that include community, curation, and convening. (Video by Amelia Kunhardt) When Amazon.com burst onto the nascent online retail scene in 1995, the future... View Details

Keywords: by Carmen Nobel (with video by Amelia Kunhardt); Retail

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

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

May 2024
Teaching Note

The Meteoric Rise of Skims

By: Ayelet Israeli, Jill Avery and Leonard A. Schlesinger

Teaching Note for HBS Case No. 524-023, "The Meteoric Rise of Skims." View Details

March 2015 (Revised December 2016)
Case

American Well: The DTC Decision

By: Elie Ofek and Natalie Kindred

In late 2013, telehealth company American Well, which developed a digital platform that allowed patients to conduct online medical consultations with physicians, is considering pursuing a direct-to-consumer (DTC) strategy. Founded in 2006, American Well had, to date,... View Details

November 2017
Teaching Note

Tencent

By: John R. Wells and Gabriel Ellsworth

Teaching Note for HBS No. 718-426. Tencent had undergone many transformations since it was founded in 1998 as a simple messaging service. In 2017, it was the largest online games provider in China with a wide range of game types, China’s largest social networking... View Details

Keywords: Tencent; Tencent Holdings; WeChat; Social Networking; Social Networks; Gaming; Gaming Industry; Video Games; Computer Games; Mobile Gaming; Portals; Payments; Mobile Payments; O2O; Online-to-offline; E-commerce; Messaging; Subscription Model; Freemium; Mobile App Industry; Smartphone; PC; Monetization Strategy; Antitrust; Streaming; Cloud Computing; Artificial Intelligence; Big Data; Alibaba; Facebook; JD.com; Tesla; Bundling; Synergies; Digital Strategy; Imitation; Licensing; Agility; Entry Barriers; Online Platforms; Advertising; Digital Marketing; Business Ventures; Acquisition; Mergers and Acquisitions; Business Conglomerates; Business Growth and Maturation; Business Organization; For-Profit Firms; Joint Ventures; Restructuring; Communication Technology; Blogs; Interactive Communication; Interpersonal Communication; Entertainment; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Investment; Investment Portfolio; Price; Revenue; Geographic Scope; Cross-Cultural and Cross-Border Issues; Global Strategy; Multinational Firms and Management; Globalized Markets and Industries; Business History; Innovation Strategy; Technological Innovation; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Product Positioning; Social Marketing; Network Effects; Market Entry and Exit; Digital Platforms; Industry Growth; Monopoly; Media; Distribution Channels; Service Delivery; Organizational Change and Adaptation; Organizational Structure; Public Ownership; Problems and Challenges; Business and Government Relations; Groups and Teams; Networks; Opportunities; Social and Collaborative Networks; Strategy; Adaptation; Business Strategy; Commercialization; Competition; Competitive Advantage; Competitive Strategy; Cooperation; Corporate Strategy; Diversification; Expansion; Horizontal Integration; Vertical Integration; Information Technology; Internet and the Web; Mobile and Wireless Technology; Applications and Software; Information Infrastructure; Value Creation; Emerging Markets; Product Development; Segmentation; Business Units; Communication; Profit; Communications Industry; Entertainment and Recreation Industry; Financial Services Industry; Information Industry; Information Technology Industry; Media and Broadcasting Industry; Motion Pictures and Video Industry; Music Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; Web Services Industry; Asia; China; Canton (province, China)

2022
Article

Dynamic Pricing Algorithms, Consumer Harm, and Regulatory Response

By: Alexander MacKay and Samuel N. Weinstein

Pricing algorithms are rapidly transforming markets, from ride-sharing apps, to air travel, to online retail. Regulators and scholars have watched this development with a wary eye. Their focus so far has been on the potential for pricing algorithms to facilitate... View Details

Keywords: Competition Policy; Regulation; Algorithmic Pricing; Dynamic Pricing; Economics; Law And Economics; Law And Regulation; Consumer Protection; Antitrust Law; Industrial Organization; Antitrust Issues And Policies; Technological Change: Choices And Consequences; Competition; Policy; Price; Governing Rules, Regulations, and Reforms; Microeconomics; Duopoly and Oligopoly; Law

SSRN

Read Now

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

24 Mar 2021
News

Inflation Is Harder to Measure After a Year of Pandemic Spending

April 2019
Case

Walmart Update, 2019

By: David B. Yoffie and Daniel Fisher

In 2019 Walmart was still the world's largest company, with over $500 billion in annual revenue and operations around the world. Although it had mostly vanquished its rival discount retailers in the U.S., it was struggling to find the right growth strategy. Facing a... View Details

Keywords: E-Commerce Strategy; Strategy; Competitive Strategy; Business Growth and Maturation; Growth and Development Strategy; Global Range; Business Strategy; Corporate Strategy; E-commerce; Retail Industry

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

November 1997
Case

Microsoft Goes Online: MSN 1996

By: David B. Yoffie

Explores Microsoft's decision to enter the online services industry in the light of its competition and the growing importance of the Internet. Significant issues include the cost and availability of content, telecomm/Internet access costs, competition with the World... View Details

Keywords: Cost Management; Growth and Development; Market Entry and Exit; Strategy; Competitive Advantage; Web; Information Technology Industry