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- All HBS Web (1,392)
- Faculty Publications (355)
- November 2021
- Article
Ratings, Reviews, and the Marketing of New Products
By: Itay P. Fainmesser, Dominique Olié Lauga and Elie Ofek
We study how user-generated content (UGC) about new products impacts a firm's advertising and pricing decisions and the effect on profits and market dynamics. We construct a two-period model where consumers value quality and are heterogeneous in their taste for the new... View Details
Keywords: Online Reviews; Product Ratings; Social Networks; Word Of Mouth; Pricing; User-generated Content; Advertising; Product Marketing; Price; Consumer Behavior; Product Positioning; Social Media
Fainmesser, Itay P., Dominique Olié Lauga, and Elie Ofek. "Ratings, Reviews, and the Marketing of New Products." Management Science 67, no. 11 (November 2021): 7023–7045.
- 19 Jan 2011
- First Look
First Look: Jan. 18
integrated and strategic e-commerce strategy, and leverage the NGS relationship with its members—currently defined as magazine subscribers, since a subscription comes with Society membership. Putting the final touches on the View Details
Keywords: Sean Silverthorne
- 10 Jul 2007
- Working Paper Summaries
Platform Envelopment
- July 2021 (Revised February 2022)
- Case
Mary Kay Inc.: Enriching Women's Lives while Embracing Change
By: Elie Ofek, K. Shelette Stewart and Julia Kelley
In December 2020, Mary Kay Inc. Chief Marketing Officer Sheryl Adkins-Green considered several strategic dilemmas. Founded in 1963 by Mary Kay Ash, Mary Kay was a direct sales company whose Independent Beauty Consultants purchased its beauty and cosmetics products at... View Details
Keywords: Advertising Campaigns; Demographics; Marketing; Brands and Branding; Marketing Channels; Marketing Communications; Marketing Strategy; Product Marketing; Product Positioning; Social Marketing; Salesforce Management; Organizations; Mission and Purpose; Organizational Change and Adaptation; Innovation and Invention; Innovation Strategy; Competition; Competitive Strategy; Competitive Advantage; Beauty and Cosmetics Industry; North and Central America; United States; Europe; Asia; Texas
Ofek, Elie, K. Shelette Stewart, and Julia Kelley. "Mary Kay Inc.: Enriching Women's Lives while Embracing Change." Harvard Business School Case 522-004, July 2021. (Revised February 2022.)
- 2011
- Other Unpublished Work
Networks as Covers: Evidence from On-Line Social Networks
By: Mikolaj Jan Piskorski
Sociologists have extensively documented that networks influence market exchange through improved matching and vouching. In this paper, I propose that networks can also blunt the signal of market participation, as actors who are on the market surrounded by their... View Details
Keywords: Job Search; Knowledge Use and Leverage; Market Participation; Market Transactions; Social and Collaborative Networks; Online Technology
Piskorski, Mikolaj Jan. "Networks as Covers: Evidence from On-Line Social Networks." September 2011.
- April 1993 (Revised November 1994)
- Case
Chiron Corp.
Pablo Valenzuela, vice president of R&D at Chiron Corp., faces several choices for how to allocate scarce resources across several promising projects. These choices will determine Chiron's position in several emerging biotechnology and diagnostic markets, including... View Details
Keywords: Health Testing and Trials; Research and Development; Failure; Business Strategy; Joint Ventures; Strategic Planning; Opportunities; Product Development; Biotechnology Industry; California
Wheelwright, Steven C. "Chiron Corp." Harvard Business School Case 693-052, April 1993. (Revised November 1994.)
- 1:30 PM – 2:30 PM EST, 14 Nov 2019
- Webinars: Career
Are You a High Potential?
What does it take to be a high potential today? You are expected to be both a value creator and a game changer. Are you preparing yourself to lead? Professor Linda Hill will share imperatives of leadership as well as examine what it takes to build your network and... View Details
- Web
The Value Chain - Institute For Strategy And Competitiveness
HBS ISC Strategy Strategy Strategy Explained Business Strategy Creating a Successful Strategy Corporate Strategy The Role of Leaders Related Topics Business Strategy Business Strategy The Five Forces Strategic View Details
- December 2023 (Revised January 2025)
- Case
Research In Motion: Launching and Scaling the World's First Smartphone Empire (A)
By: Tatiana Sandino and Samuel Grad
In 2005, Research In Motion’s (RIM) BlackBerry smartphone was a sensation. After its launch in 1999, the groundbreaking BlackBerry had captured the hearts and minds of corporate America through its secure wireless email service. The device was so addictive and... View Details
Keywords: Business Growth and Maturation; Decision Choices and Conditions; Mobile and Wireless Technology; Innovation and Management; Technological Innovation; Business or Company Management; Management Style; Product Development; Managerial Roles; Growth and Development Strategy; Technology Industry; United States; Canada
Sandino, Tatiana, and Samuel Grad. "Research In Motion: Launching and Scaling the World's First Smartphone Empire (A)." Harvard Business School Case 124-023, December 2023. (Revised January 2025.)
- April 2015
- Case
Accor: Designing an Asset-Right Business and Disclosure Strategy
By: Mozaffar Khan and George Serafeim
Sebastien Bazin was now in charge of Accor, the world's largest French hotelier, a CAC 40 company with 3,600 hotels in 92 countries and a market cap of €10 billion. Previously as the European head of Colony Capital, one of the largest private equity groups and the... View Details
Khan, Mozaffar, and George Serafeim. "Accor: Designing an Asset-Right Business and Disclosure Strategy." Harvard Business School Case 115-036, April 2015.
- 2008
- Working Paper
I Am Not on the Market, I Am Here with Friends: Using On-Line Social Networks to Find a Job or a Spouse
By: Mikolaj Jan Piskorski
Sociologists have extensively documented that networks influence market exchange through improved matching and vouching. In this paper, I propose that networks can also blunt the signal of market participation, as actors who are on the market surrounded by their... View Details
- 02 Jan 2024
- Research & Ideas
10 Trends to Watch in 2024
The lightning-fast ascent of generative AI isn’t the only sea change on the horizon for businesses in the new year. The global economy is in flux as war, climate change, trade issues, and infrastructure problems demand attention. Many companies continue to struggle to... View Details
Keywords: by Rachel Layne
- 2024
- Report
Overcoming Barriers to Resolving Gaza and Beyond
As of early January 2024, discussion of the Gaza war heavily focuses on its humanitarian costs, cease fire possibilities, hostage prospects, and “day after” options. Yet what longer-term strategy guides actions on these vital issues while offering a more positive... View Details
Sebenius, James K. "Overcoming Barriers to Resolving Gaza and Beyond." Report, Belfer Center for Science and International Affairs, January 2024.
- June 2012 (Revised March 2014)
- Case
Best Buy in Crisis
By: John R. Wells and Galen Danskin
In June 2012, Best Buy was in crisis. In 1996, Best Buy overtook Circuit City as the world's leader in consumer electronics retailing; however, 18 years later, Best Buy now found this position threatened. With $51 billion in revenues, it was still the biggest CE... View Details
Keywords: Change Management; Decision Choices and Conditions; Forecasting and Prediction; Competitive Strategy; Ethics; Management Teams; Consumer Products Industry; Electronics Industry; Retail Industry
Wells, John R., and Galen Danskin. "Best Buy in Crisis ." Harvard Business School Case 713-403, June 2012. (Revised March 2014.)
- 15 Mar 2024
- HBS Case
Let's Talk: Why It's Time to Stop Avoiding Taboo Topics at Work
broader strategic discussions at a company, creating a chilling effect. “I encounter many privately held companies where employees have no clue how much annual revenue the company makes,” Wing says. The reason for the secrecy? Sometimes... View Details
Keywords: by Avery Forman
- April 2025
- Case
Lisa Su and AMD (A)
By: Joshua D. Margolis, Matthew Preble and Dave Habeeb
This multimedia case study focuses on CEO Lisa Su’s turnaround and subsequent transformation of the technology company Advanced Micro Devices, Inc. (AMD). When Su accepted the top position in 2014, AMD was on the verge of collapse. Su focused on the company’s culture,... View Details
Keywords: Turnaround; Change Management; Transformation; Decision Making; Globalized Markets and Industries; Government and Politics; AI and Machine Learning; Innovation and Management; Innovation Strategy; Innovation Leadership; Leadership Style; Leading Change; Management; Product Design; Product Development; Organizational Change and Adaptation; Organizational Culture; Organizational Design; Strategic Planning; Business and Shareholder Relations; Business and Stakeholder Relations; Research and Development; Business Strategy; Competitive Strategy; Competitive Advantage; Corporate Strategy; Semiconductor Industry; Computer Industry; United States; California; Texas
Margolis, Joshua D., Matthew Preble, and Dave Habeeb. "Lisa Su and AMD (A)." Harvard Business School Multimedia/Video Case 425-704, April 2025.
- 29 Mar 2016
- First Look
March 29, 2016
2016 Boston: Cengage Learning Management: An Integrated Approach By: Gulati, Ranjay, Anthony Mayo, and Nitin Nohria Abstract—The goal of Management: An Integrated Approach, 2nd ed., is to prepare students for leadership positions in 21st... View Details
Keywords: Sean Silverthorne
- Program
Finance for Senior Executives
Exploring the flow of financial resources, capital markets, and systems for financial management and control, this executive finance program positions you to drive new levels of profitability for your organization. This program is... View Details
- September 2013
- Article
Great Leaders Who Make the Mix Work
By: Boris Groysberg and Katherine Connolly
Business leaders send a powerful message when they make a commitment to diversity that goes beyond rhetoric. But what motivates them to do so, and how do they actually create inclusive cultures? To find out, the authors interviewed 24 CEOs whose firms were known for... View Details
Keywords: Leadership Development; Working Conditions; Leading Change; Management Practices and Processes; Organizational Culture; Diversity; Gender
Groysberg, Boris, and Katherine Connolly. "Great Leaders Who Make the Mix Work." Harvard Business Review 91, no. 9 (September 2013): 68–76.
- 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)
Wells, John R., and Gabriel Ellsworth. "Tencent." Harvard Business School Case 718-426, September 2017.