Publications

March 2017 (Revised November 2018)
Case

BYJU'S The Learning App

By: John Jong-Hyun Kim and Rachna Tahilyani

BYJU’S The Learning App (BYJU’s) is India’s largest K-12 education app with about 300,000 annual paid subscribers. The mobile app uses a mix of video lessons and interactive tools to personalize learning for every student. Although there is room to grow exponentially... View Details

Keywords: Education; Mobile and Wireless Technology; Growth and Development Strategy; Learning; Customization and Personalization; Education Industry; India; United States

August 2014 (Revised December 2015)
Case

Showrooming at Best Buy

By: Thales Teixeira and Elizabeth Anne Watkins

Best Buy is a consumer electronics retailer with nearly 2,000 stores worldwide. In 2012, the rising popularity of price-matching apps for mobile phones made price differences between retailers transparent, online and offline. Shoppers' desire to test electronics... View Details

Keywords: Competition; Price; Consumer Behavior; Applications and Software; Mobile and Wireless Technology; Retail Industry; Electronics Industry

September 2021
Article

Network Interconnectivity and Entry into Platform Markets

By: Feng Zhu, Xinxin Li, Ehsan Valavi and Marco Iansiti

Digital technologies have led to the emergence of many platforms in our economy today. In certain platform networks, buyers in one market purchase services from providers in many other markets, whereas in others, buyers primarily purchase services from providers within... View Details

Keywords: Network Interconnectivity; Platform Competition; Market Entry; Networks; Digital Platforms; Competition; Market Entry and Exit

April 1990 (Revised August 1997)
Case

Organizational Capabilities and U.S. War Production: The Controlled Materials Plan of World War II

By: Robert D. Cuff and Richard S. Tedlow

A vehicle for the discussion of a very important set of institutional arrangements that helped enable America to mobilize its economy for World War II. View Details

Keywords: Economy; Production; Organizational Change and Adaptation; Strategic Planning; War; United States

August 2004 (Revised April 2005)
Case

MK Taxi: Private Chauffeur Service

MK Taxi Tokyo has developed a system to allow customers to use their mobile phones to find and contact the cab closest to them, bypassing the dispatch center. The system, called the Private Chauffeur Service (PCS), makes use of NTT's i-mode service, which essentially... View Details

Keywords: Information Technology; Entrepreneurship; Customer Focus and Relationships; Transportation; Mobile and Wireless Technology; Transportation Industry; Service Industry; Tokyo

October 2023 (Revised October 2024)
Case

UnDosTres: Building the Paytm of Mexico

By: Álvaro Rodríguez Arregui, Max Hancock and Amy Klopfenstein

Arpit Gupta, Naveen Sharma, and Vikram Deswal co-founded the mobile payment app UnDosTres in Mexico City in 2015. In the past, Gupta had worked at Paytm, an India-based payment app valued at over $1 billion. In Mexico, the co-founders hoped to recreate Paytm’s success.... View Details

Keywords: Technology Adoption; Advertising; Digital Platforms; Growth and Development Strategy; Adaptation; Technology Industry; Financial Services Industry; Mexico; India

November 2012 (Revised June 2013)
Case

GREE, Inc.

By: Andrei Hagiu and Masahiro Kotosaka

In 2012, GREE was one of the world's most profitable mobile social gaming companies. Its success in Japan was due both to its in-house games and to the development platform that it offered to third-party game developers. Its biggest challenge was to replicate the... View Details

Keywords: Strategy; Technology; Japan

October 2000 (Revised September 2002)
Case

NTT DoCoMo (A): The Future of the Wireless Internet?

By: Stephen P. Bradley and Matthew Sandoval

NTT DoCoMo was established in 1992 and became publicly held in 1998. This case tracks how DoCoMo became the number one mobile phone company in Japan and how its i.mode service revolutionized the cellular phone market. View Details

Keywords: Technological Innovation; Goals and Objectives; Growth and Development Strategy; Growth Management; Competitive Strategy; Expansion; Internet and the Web; Mobile and Wireless Technology; Information Technology Industry; Telecommunications Industry; Japan

27 Oct 2011
Research & Ideas

Horrible Boss Workarounds

sight of the big picture and the goals." In those cases, Kanter says, it's up to the employees to keep each other on track. Working Around A Bad-boss Roadblock In situations where the boss is obviously impeding progress or morale, Kanter recommends that employees... View Details

Keywords: by Carmen Nobel

Teaching Interest

Scaling Technology Ventures

By: Jeffrey F. Rayport

This course is designed for students who plan to launch or join a hypergrowth technology venture, or who plan to invest in growth-stage tech companies. The course addresses key challenges founders and their teams face after achieving product-market fit – and how... View Details

June 2021
Case

Akira Fukabori and Kevin Kajitani at avatarin (A) (Abridged)

By: Linda A. Hill and Emily Tedards

In 2016, Akira Fukabori and Kevin Kajitani, aeronautical engineers at All Nippon Airways Co., Ltd., began to wonder why, in a world of accelerating globalization and digital connectivity, those who lived in far-remote villages or impoverished urban areas could not... View Details

Keywords: Agility; Ecosystem; Innovation Ecosystems; Innovation; Crowdsourcing; XPRIZE; Open Innovation; Partnership; Government; Collaboration; Co-creation; Purpose; Impact; Social Impact; Movement; Organizational Behavior; Organizational Ambidexterity; Ambidexterity; Culture; Culture Change; Global Teams; Experimentation; Space; Space Industry; Airline Industry; Start-up; Platform Business; Platform Strategy; Platform; Digital; Robotics; Robots; Avatar; Telepresence; Innovation Lab; Mobility; COVID-19; Intrapreneurship; Public-private Partnership; Innovation and Invention; Technological Innovation; Partners and Partnerships; Collaborative Innovation and Invention; Alignment; Leadership; Leading Change; Diversity; Organizational Culture; Change Management; Strategy; Entrepreneurship; Digital Platforms; Transportation Industry; Aerospace Industry; Japan

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

Keywords: Platform Strategy; Business Model Innovation; Chinese Internet Market; Competitive Strategy; Information Technology; Digital Platforms; Internet and the Web; Information Technology Industry

June 2023 (Revised May 2024)
Case

Optimalen Capital

By: Malcolm Baker, Elisabeth Kempf and Jonathan Wallen

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

March 2017 (Revised March 2019)
Case

Ant Financial (A)

By: Feng Zhu, Ying Zhang, Krishna G. Palepu, Anthony K. Woo and Nancy Hua Dai

Headquartered in Hangzhou (China), Ant Financial has grown into a fintech “Unicorn.” The fintech empire that the company established spanned verticals such as mobile and online payment (Alipay), money market fund (Yu’e Bao), wealth management (Ant Fortune),... View Details

Keywords: Growth and Development Strategy; Global Strategy; Finance; Opportunities; Financial Services Industry; Technology Industry

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

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

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

14 May 2012
Research & Ideas

Breaking the Smartphone Addiction

Editor's note: Check out the crowd at a concert, a movie, a school play, a beach—heck, even a funeral—and you'll likely see several people sneaking prolonged peeks at their smartphones. They just can't help themselves. Ringtones and message alerts are siren songs that... View Details

Keywords: by Leslie A. Perlow

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

Keywords: Telecommunications; Information Technology; Internet and the Web