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- All HBS Web
(1,482)
- People (3)
- News (189)
- Research (1,023)
- Events (7)
- Multimedia (2)
- Faculty Publications (650)
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- June 2018 (Revised January 2020)
- Case
Voice War: Hey Google vs. Alexa vs. Siri
By: David B. Yoffie, Liang Wu, Jodie Sweitzer, Denzil Eden and Karan Ahuja
By early 2018, voice-controlled intelligent assistants had become a major new front in the battle between the giants of the technology sector. "Voice War" focuses on Alphabet’s strategy for Google Assistant, its entrant in the voice assistant space, and asks how the... View Details
Keywords: Alphabet; Amazon; Apple; Strategy; Technology; Intelligent Assistants; Smart Speaker; Voice Assistants; Voice; Platform; Technology Adoption; Digital Platforms; Competitive Strategy; Product Positioning; Technology Industry
Yoffie, David B., Liang Wu, Jodie Sweitzer, Denzil Eden, and Karan Ahuja. "Voice War: Hey Google vs. Alexa vs. Siri." Harvard Business School Case 718-519, June 2018. (Revised January 2020.)
- June 2013
- Background Note
Mobilizing an Online Business
By: Peter Coles and Benjamin Edelman
Entrepreneurs starting online businesses often need to mobilize multiple sets of users or customers, each of whom hesitates to participate unless others join also. This case presents several challenges with similar structure. View Details
Keywords: Mobilization Strategy; Network Effects; Platforms; Internet; Entrepreneurship; Strategy; Two-Sided Platforms; Technology Adoption; Innovation Strategy; Information Technology Industry; Telecommunications Industry; Computer Industry
Coles, Peter, and Benjamin Edelman. "Mobilizing an Online Business." Harvard Business School Background Note 913-061, June 2013. (request a courtesy copy.)
- 17 Jun 2019
- Working Paper Summaries
The Comprehensive Effects of a Digital Paywall Sales Strategy
- April 2013 (Revised March 2014)
- Teaching Note
Gazelle in 2012
By: Andrei Hagiu
- April 2015 (Revised December 2015)
- Case
Resuscitating Monitter
By: Benjamin Edelman and Wei Sun
After a Twitter API change and policy change block his fledgling startup, solo entrepreneur Alex Holt evaluates his options. Should he double-down with a major investment in new servers, rewriting his app from scratch, and charging users for a service that he had... View Details
Keywords: Platform Strategy; Envelopment; Dependence; Social Media; Business Strategy; Vertical Integration; Information Technology; Digital Platforms; Advertising Industry; Information Technology Industry; Australia
Edelman, Benjamin, and Wei Sun. "Resuscitating Monitter." Harvard Business School Case 915-027, April 2015. (Revised December 2015.) (request a courtesy copy.)
- October 2021 (Revised December 2021)
- Case
PhonePe: Democratizing Payments in India
By: Michael Chu and Rachna Tahilyani
The co-founders of PhonePe, India’s leading digital payment platform are considering pursuing various growth opportunities in a huge country just entering the digital age. In a highly competitive industry, the founders are keenly aware that making the right choices is... View Details
Keywords: Digital Platform; Digital Banking; Business Strategy; Growth and Development Strategy; Decision Choices and Conditions; Corporate Entrepreneurship; Digital Platforms; Financial Services Industry; Asia; India
Chu, Michael, and Rachna Tahilyani. "PhonePe: Democratizing Payments in India." Harvard Business School Case 322-053, October 2021. (Revised December 2021.)
- July 2014 (Revised August 2015)
- Case
Qihoo
By: Feng Zhu
Qihoo, one of the largest Internet companies in China today, was founded in 2005. The company started its business by offering a security software product, and quickly dominated the market in China after its unusual move of giving its product away for free in 2009.... View Details
- June 2014
- Article
Mastering the Intermediaries: Strategies for Dealing with the Likes of Google, Amazon, and Kayak
By: Benjamin Edelman
Many companies depend on powerful platforms which distinctively influence buyers' purchasing. (Consider, Google, Amazon, and myriad others in their respective spheres.) I consider implications of these platforms' market power, then suggest strategies to help companies... View Details
Keywords: Competition; Market Power; Dominance; Advertising Campaigns; Marketing Channels; Agreements and Arrangements; Competitive Strategy; Negotiation; Transportation Industry; Information Technology Industry; Web Services Industry
Edelman, Benjamin. "Mastering the Intermediaries: Strategies for Dealing with the Likes of Google, Amazon, and Kayak." Harvard Business Review 92, no. 6 (June 2014): 86–92.
- 20 Apr 2015
- Research & Ideas
The 5 Strategy Rules of Bill Gates, Andy Grove, and Steve Jobs
that no one had ever seen and that no one understood what it did was brilliant” Those are the questions David B. Yoffie and Michael A. Cusumano address in their new book, Strategy Rules: Five Timeless Lessons from Bill Gates, Andy Grove,... View Details
- August 2015 (Revised February 2020)
- Teaching Note
Qihoo
By: Feng Zhu
- 25 Feb 2013
- Research & Ideas
Lean Strategy Not Just for Start-Ups
upgrades, forming hypotheses and conducting experiments with each new version along the way. Intuit adopted such a strategy when developing Fasal, a mobile platform that delivers agricultural market price... View Details
- May 2024
- Case
LinkedIn Corporation, 2024
By: David B. Yoffie, George Gonzalez and Emily Grandjean
By 2024, the LinkedIn profile was well established as the professional identity of record on the Internet. Following a multi-year effort to expand the platform’s user base, as well as a period of rapid growth during the COVID-19 pandemic, LinkedIn’s membership had... View Details
Keywords: Platform; Business Strategy; Competitive Strategy; Goals and Objectives; Social Media; Network Effects; Growth and Development Strategy; Performance Evaluation; Technology Industry; Employment Industry; Sunnyvale
Yoffie, David B., George Gonzalez, and Emily Grandjean. "LinkedIn Corporation, 2024." Harvard Business School Case 724-484, May 2024.
- 19 Dec 2005
- Research & Ideas
The Regional Slice of Your Global Strategy
Harvard Business School professor Pankaj Ghemawat has long argued that the best international strategy also includes recognition of differences in local markets. In the December 2005 issue of Harvard Business Review, Ghemawat highlights... View Details
Keywords: by Pankaj Ghemawat
- June 2007
- Article
Merchant or Two-Sided Platform?
By: Andrei Hagiu
This paper provides a first pass at clarifying the economic tradeoffs between two polar strategies for market intermediation: the "merchant" mode, in which the intermediary buys from sellers and resells to buyers; and the "two-sided platform" mode, under which the... View Details
Hagiu, Andrei. "Merchant or Two-Sided Platform?" Review of Network Economics 6, no. 2 (June 2007): 115–133.
- November 2011
- Article
Competing Matchmakers: An Experimental Analysis
By: Tanjim Hossain, Dylan B. Minor and John Morgan
Platform competition is ubiquitous, yet platform market structure is little understood. Theory models typically suffer from equilibrium multiplicity—platforms might coexist or the market might tip to either platform. We use laboratory experiments to study the outcomes... View Details
Keywords: Platform Competition; Two-Sided Markets; E-commerce; Competition; Two-Sided Platforms; Monopoly
Hossain, Tanjim, Dylan B. Minor, and John Morgan. "Competing Matchmakers: An Experimental Analysis." Management Science 57, no. 11 (November 2011): 1913–1925.
- 12 Apr 2010
- Research & Ideas
One Report: Better Strategy through Integrated Reporting
they explain why company adoption of integrated reporting is essential for sustainable strategies and society. Martha Lagace: How do you define One Report? Robert G. Eccles and Michael P. Krzus: One Report is the integration of... View Details
Keywords: by Martha Lagace
- 21 Jun 2007
- Working Paper Summaries
Multi-Sided Platforms: From Microfoundations to Design and Expansion Strategies
- May 2025 (Revised May 2025)
- Case
Netflix Beyond Streaming: Strategies for the Next Era of Entertainment
By: Juan Alcacer and Lorenzo Lucidi
Netflix loses subscribers for the first time in over a decade—can the streaming pioneer reinvent itself before competitors, costs, and churn catch up? In 2022, facing fierce competition and shifting consumer behaviors, Netflix confronts its most critical strategic... View Details
Keywords: United States; Australia; Brazil; Canada; France; Germany; India; Japan; Mexico; Russia; South Korea; Spain; United Kingdom
- 02 Jun 2014
- Research & Ideas
Secrets to a Successful Social Media Strategy
some social media platforms soar while others fizzle, and how business can use them to generate profit. "I have always been fascinated that humans interact online when we can interact offline as we have for thousands of years," says... View Details
Keywords: by Carmen Nobel
- 10 Feb 2020
- In Practice
6 Ways That Emerging Technology Is Disrupting Business Strategy
Alexander J. MacKay, an assistant professor of business administration who studies the economics of competition. 4. Platforms are upending traditional business models “Emerging technologies of all types and forms are helping companies... View Details
Keywords: by Danielle Kost