Filter Results:
(1,241)
Show Results For
- All HBS Web
(2,138)
- People (5)
- News (476)
- Research (1,241)
- Events (9)
- Multimedia (22)
- Faculty Publications (858)
Show Results For
- All HBS Web
(2,138)
- People (5)
- News (476)
- Research (1,241)
- Events (9)
- Multimedia (22)
- Faculty Publications (858)
Sort by
- June 2023 (Revised April 2025)
- Case
Optimalen Capital
A new client portfolio manager at a quantitative investment management firm must explain why her firm, Optimalen Capital, has rebalanced a client portfolio with a set of trades that seem unintuitive. In particular, Optimalen has added to its position of Walmart (ticker... View Details
Keywords: Investments; CAPM; Capital Asset Pricing Model; Investment Portfolio; Asset Pricing; Stocks
Baker, Malcolm, Elisabeth Kempf, and Jonathan Wallen. "Optimalen Capital." Harvard Business School Case 223-099, June 2023. (Revised April 2025.)
- 27 Jan 2015
- First Look
First Look: January 27
and repay CPP funds early. Collectively, the results provide new evidence on the realized consequences of the CPP for bank SEOs. The tests suggest the CPP's indirect costs of restrictions on corporate policies and actions as the most likely explanation for the results.... View Details
Keywords: Sean Silverthorne
- March 1993 (Revised June 1993)
- Supplement
McCaw Cellular Communications, Inc. (B)
Describes McCaw Cellular Communications, Inc.'s investment decision and strategic plans in 1990, following the situation in the (A) case. Outlines the competitive situation in other types of mobile communications in the United States and the United Kingdom in 1991. View Details
Keywords: Risk and Uncertainty; Communication Technology; Competition; Mobile Technology; Telecommunications Industry; United Kingdom; United States
Teisberg, Elizabeth O., Chris Shumway, and Sharon L. Rossi. "McCaw Cellular Communications, Inc. (B)." Harvard Business School Supplement 793-050, March 1993. (Revised June 1993.)
- March 2001 (Revised July 2007)
- Background Note
Power and Influence: Achieving Your Objectives in Organizations
By: Kathleen L. McGinn and Elizabeth Long Lingo
Power is the potential to mobilize energy. This rather neutral definition does not address the issues of how to exercise power or to what ends. The answers to these questions determine the ultimate value of an individual's power. This note is written to help readers... View Details
Keywords: Organizational Culture; Personal Development and Career; Power and Influence; Social and Collaborative Networks; Value
McGinn, Kathleen L., and Elizabeth Long Lingo. "Power and Influence: Achieving Your Objectives in Organizations." Harvard Business School Background Note 801-425, March 2001. (Revised July 2007.)
- October 2010 (Revised November 2010)
- Case
The NFL's Digital Media Strategy
By: Anita Elberse, C. Kelsey Calhoun and Daven Johnson
In late 2009, Brian Rolapp, senior vice president of media strategy and digital media for the NFL, was faced with the challenge of determining the league's strategic approach to the wireless market—and presenting his views to NFL team owners. What was the league's best... View Details
Keywords: Business Model; Marketing Channels; Marketing Strategy; Media; Distribution Channels; Mobile and Wireless Technology; Sports Industry
Elberse, Anita, C. Kelsey Calhoun, and Daven Johnson. "The NFL's Digital Media Strategy." Harvard Business School Case 511-055, October 2010. (Revised November 2010.)
- December 2010 (Revised February 2012)
- Case
Vodafone in Japan (A)
By: Juan Alcacer, Mary Furey and Mayuka Yamazaki
Despite a rough start in the Japanese telecom market, by late 2003, Vodafone seemed to have weathered the storm, largely based on the strength of their mobile phone unit. But was it simply the calm before the storm? View Details
Keywords: Business Subsidiaries; Global Strategy; Knowledge Acquisition; Adaptation; Diversification; Expansion; Telecommunications Industry; Japan
Alcacer, Juan, Mary Furey, and Mayuka Yamazaki. "Vodafone in Japan (A)." Harvard Business School Case 711-464, December 2010. (Revised February 2012.)
- September 1992 (Revised January 2002)
- Case
Chrysler: Iacocca's Legacy
By: Nitin Nohria and Sandy Green
Describes the changes fashioned by Iacocca during his tenure as CEO of the Chrysler Corp. Pays particular attention to the rhetoric he employed in mobilizing change and the actions he took to implement change. View Details
Keywords: Organizational Change and Adaptation; Leading Change; Leadership Style; Management Teams; Communication Strategy; Auto Industry; Manufacturing Industry
Nohria, Nitin, and Sandy Green. "Chrysler: Iacocca's Legacy." Harvard Business School Case 493-017, September 1992. (Revised January 2002.)
- 21 Jan 2014
- First Look
First Look: January 21
Davin, Joseph P., Sunil Gupta, and Mikołaj Jan Piskorski Abstract—We study the impact of peer behavior on the adoption of mobile apps in a social network. To identify social influence properly, we introduce latent space as an approach to... View Details
Keywords: Sean Silverthorne
- January 1994 (Revised February 2001)
- Case
PepsiCo's Restaurants
In 1992 PepsiCo is considering two opportunities to expand its restaurant business, Carts of Colorado, a $7 million manufacturer and merchandiser of mobile food carts, and California Pizza Kitchen, a $60 million chain in the casual dining segment. The discussion... View Details
Keywords: Management Systems; Organizational Structure; Opportunities; Business Strategy; Expansion; Food and Beverage Industry
Montgomery, Cynthia A. "PepsiCo's Restaurants." Harvard Business School Case 794-078, January 1994. (Revised February 2001.)
- 10 May 2018
- Cold Call Podcast
'Candy Crush' Was a Blockbuster; Can King Digital Capitalize?
- December 2000 (Revised November 2001)
- Case
Rise and Fall of Iridium, The
By: Alan D. MacCormack and Kerry Herman
Examines the history of Iridium Communications, a provider of mobile satellite services. Discusses the genesis of Iridium's technical design, then follows the venture through various stages of development. Describes Iridium's attempts to build a subscriber base after... View Details
Keywords: Information Technology; Business Model; Business Growth and Maturation; Organizational Structure; Mobile and Wireless Technology; Telecommunications Industry
MacCormack, Alan D., and Kerry Herman. "Rise and Fall of Iridium, The." Harvard Business School Case 601-040, December 2000. (Revised November 2001.)
- March 2018
- Technical Note
Internet Data Capping Note (B)
By: Shane Greenstein and Christine Snively
The B note brings the reader up through early 2017 and addresses an informal review carried out by the Wireless Telecommunications Bureau (WTB) on sponsored data and zero-rating data plans in the mobile broadband market. View Details
- April 1999 (Revised September 2000)
- Case
Interep National Radio Sales, Inc.
By: Benson P. Shapiro, Stephen X. Doyle and Wade Myers
Interep must mobilize sales information technology, organizational structures, and sales management processes to protect and enhance its strong position as a radio advertising sales firm. Opportunities and risks are high in this complex, rapidly changing sales agency... View Details
Keywords: Management Practices and Processes; Sales; Strategy; Information Technology; Advertising; Risk and Uncertainty; Opportunities; Fluctuation; Media and Broadcasting Industry; Advertising Industry; New York (state, US)
Shapiro, Benson P., Stephen X. Doyle, and Wade Myers. "Interep National Radio Sales, Inc." Harvard Business School Case 999-011, April 1999. (Revised September 2000.)
- October 1996 (Revised January 1998)
- Case
Sony Corporation: Car Navigation Systems
By: John A. Quelch
In the summer of 1996, Masao Morita, president of Sony Personal Mobile Communication Co., contemplated how to formulate its multinational marketing strategy for the fast-changing car navigation systems market. Morita needed to resolve the conflicting views within his... View Details
Keywords: Geographic Location; Marketing Strategy; Product Launch; Standards; Mobile and Wireless Technology; Conflict and Resolution; Auto Industry; Electronics Industry; Japan
Quelch, John A., and Yoshinori Fujikawa. "Sony Corporation: Car Navigation Systems." Harvard Business School Case 597-032, October 1996. (Revised January 1998.)
- June 2004 (Revised November 2004)
- Case
Microsoft in 2004
By: Michael G. Rukstad, David B. Yoffie, Brian DeLacey and Deborah Freier
Surveys Microsoft's expansion into new businesses, such as mobile and embedded devices, home and entertainment, and business solutions, as it faces challenges due to size and maturity and outside threats from Linux and Google. A rewritten version of an earlier case. View Details
Keywords: Competitive Advantage; Applications and Software; Expansion; Growth and Development Strategy; Information Technology Industry; Washington (state, US)
Rukstad, Michael G., David B. Yoffie, Brian DeLacey, and Deborah Freier. "Microsoft in 2004." Harvard Business School Case 704-508, June 2004. (Revised November 2004.)
- August 2011 (Revised September 2011)
- Case
Wii Encore?
By: Andrei Hagiu
Nintendo faced huge difficulties in July 2011. Sony's PlayStation and Microsoft's Xbox had caught up with the innovative motion-sensing controllers of the original Wii. And the new Nintendo 3DS handheld console had experienced a very disappointing start. Moreover,... View Details
Keywords: Competition; Innovation Strategy; Two-Sided Platforms; Brands and Branding; Entertainment and Recreation Industry; Video Game Industry
Hagiu, Andrei. "Wii Encore?" Harvard Business School Case 712-416, August 2011. (Revised September 2011.)
- June 2012
- Case
Innovating at AT&T: Partnering to Lead the Broadband Revolution
By: Lynda M. Applegate, Phillip Andrews and Kerry Herman
In 2010, the U.S. retail market value for next-generation non-handset wirelessly-enabled devices was just over $1 billion. By 2011 it had grown 1,141% to $13.2 billion and was forecast to reach $24.7 billion in 2015. At the same time, user demand for data was surging... View Details
Keywords: Innovation & Entrepreneurship; Team Leadership; Emerging Technologies; Business Models; Business To Business; Corporate Vision; Growth Strategy; Corporate Culture; Innovation and Invention; Corporate Entrepreneurship; Partners and Partnerships; Leadership; Mobile and Wireless Technology; Growth and Development Strategy; Globalized Firms and Management; Business Model; Technology Industry; United States
Applegate, Lynda M., Phillip Andrews, and Kerry Herman. "Innovating at AT&T: Partnering to Lead the Broadband Revolution." Harvard Business School Case 812-124, June 2012.
- February 4, 2013
- Guest Column
How Facebook Can Totally Undermine Apple and Google in the Platform Games
By: Andrei Hagiu
Today, Facebook seems like the juggernaut crushing everything in its path, most recently Twitter's Vine app and Yandex's social app. And in its last quarter, Facebook's mobile usage surpassed its web usage—for the first time ever. This is important because Facebook has... View Details
Keywords: Technology Industry
Hagiu, Andrei. "How Facebook Can Totally Undermine Apple and Google in the Platform Games." Wired.com (February 4, 2013).
- November 2008 (Revised November 2008)
- Case
Cyworld: Creating and Capturing Value in a Social Network
By: Sunil Gupta and Sangman Han
In May 2008, the new CEO of Cyworld, a social network company in Korea, had to decide how to create and capture value from his rapidly growing user base. Cyworld was founded in 1999, and in 2003 it was acquired by SK Telecom, a leading mobile service provider in Korea.... View Details
Keywords: Customer Value and Value Chain; Consumer Behavior; Social and Collaborative Networks; Segmentation; Value Creation; South Korea
Gupta, Sunil, and Sangman Han. "Cyworld: Creating and Capturing Value in a Social Network." Harvard Business School Case 509-012, November 2008. (Revised November 2008.)
- March 2012
- Case
Angry Birds
By: Sunil Gupta and Dharmishta Rood
Within months of its launch in December 2009, Angry Birds, a mobile game created by a small Finnish company, Rovio Entertainment Ltd., became an international hit. By late 2011, Rovio was not only making Angry Birds games for the iPhone, Android and other mobile... View Details
Keywords: Brands and Branding; Marketing Strategy; Diversification; Expansion; Video Game Industry; Finland
Gupta, Sunil, and Dharmishta Rood. "Angry Birds." Harvard Business School Case 512-033, March 2012.