Publications

12 Dec 2011
HBS Case

HBS Cases: Clocky, the Runaway Alarm Clock

that Clocky wouldn't even hit the market until 2007. “I would kill Clocky in about two days." —Diane Sawyer At that point, the device was just a project that Gauri Nanda, a graduate student at MIT's Media Lab, had developed for an View Details

Keywords: by Carmen Nobel; Consumer Products

November 2023 (Revised July 2024)
Case

'Care in Every Drop': Ayala Corporation and Manila Water (A)

By: Debora L. Spar, Paul Healy, Tricia Peralta and Julia M. Comeau

Since 1834, eight generations of the Ayala family have used their conglomerate to fund nation-building projects in the Philippines, including investments in tramcars, telecommunications, hospitals, and schools. In 1997, Ayala’s subsidiary, Manila Water, took control of... View Details

Keywords: Family Business; Economic Growth; Social Entrepreneurship; Climate Change; Natural Resources; Crisis Management; Failure; Privatization; Social Issues; Urban Development; Adaptation; Public Opinion; Mission and Purpose; Utilities Industry; Asia; Philippines

July 2020
Supplement

Instabeat—Crossing the Finish Line

By: Shikhar Ghosh, Nicole Tempest Keller and Alpana Thapar

Lebanese entrepreneur Hind Hobeika was just 21 years old when she launched her startup, Instabeat, which had developed the first real-time bio-feedback device for swimmers to monitor and improve their performance. It had been an extremely testing 10-year journey to... View Details

Keywords: Start-up; Wearables; Entrepreneurship; Business Startups; Information Technology; Information Infrastructure; Strategy; Operations; Management; United States; Lebanon

July 2016 (Revised October 2018)
Case

Tolaram: Innovating in Africa

By: Derek van Bever and Efosa Ojomo

Tolaram is a Singaporean company that began operations selling textiles in Nigeria in the 1970s. Executives and brothers, Haresh and Sajesh Aswani, however, saw an opportunity to create an instant noodle market in the country. In 1988, they began importing Indomie... View Details

Keywords: Fast Moving Consumer Goods; Business Model; Disruptive Innovation; Vertical Integration; Emerging Markets; Consumer Products Industry; Nigeria; Africa

13 Sep 2021
Research & Ideas

Science: The Unlikely Frontier for New Business Ideas

opportunity for the investment pendulum to swing from fast-money ventures to slower, potentially more rewarding endeavors. “If you are willing dive into the frontier of scientific journal articles, the rewards of science-based innovation... View Details

Keywords: by Avery Forman

July 2005 (Revised September 2016)
Case

24 Hour Fitness (A): The Rise, 1983–2004

By: John R. Wells, Elizabeth A. Raabe and Gabriel Ellsworth

In October 2004, Mark S. Mastrov, CEO of 24 Hour Fitness, reflected on how far his company had come in just over 20 years. From humble beginnings in 1983 in San Leandro, California, 24 Hour Fitness had grown to become the largest privately-owned health-club chain in... View Details

Keywords: 24 Hour Fitness; Mark Mastrov; Health Clubs; Fitness; Gyms; Chain; Weight Loss; Exercise; Personal Training; Retention; Sales Force Compensation; Incentive Systems; Buildings and Facilities; Business Growth and Maturation; Business Model; For-Profit Firms; Customers; Customer Focus and Relationships; Customer Satisfaction; Private Equity; Revenue; Geographic Scope; Multinational Firms and Management; Nutrition; Business History; Employees; Recruitment; Selection and Staffing; Human Capital; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Marketing; Operations; Service Operations; Private Ownership; Problems and Challenges; Sales; Salesforce Management; Sports; Strategy; Business Strategy; Competition; Competitive Advantage; Competitive Strategy; Corporate Strategy; Expansion; Segmentation; Information Technology; Internet; Technology Platform; Web; Web Sites; Capital Structure; Performance; Organizational Structure; Organizational Culture; Health Industry; United States; California; San Francisco

May 2016
Case

The Inexorable Rise of Walmart? 1988—2016

By: John R. Wells and Gabriel Ellsworth

In October 2015, Walmart surprised investors by announcing that it expected flat sales growth for 2015 and growth of only 3% to 4% over the coming three years. Profits would also fall due to significant investments in people and technology. The company’s stock price... View Details

Keywords: Asda; Costco; David Glass; Convenience Stores; Discount Retailing; Dollar Stores; Doug McMillon; E-commerce; Online Retail; General Merchandise; Grocery; Lee Scott; Mike Duke; Multichannel Retailing; Omnichannel; Neighborhood Market; Sam Walton; Sam's Club; Store Formats; Supercenter; Supermarket; Warehouse Clubs; Merchandising; Walmart; Wal-Mart; Globalized Firms and Management; Competitive Strategy; Corporate Strategy; Growth and Development Strategy; Business Units; Business Divisions; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Television Entertainment; Banks and Banking; Price; Profit; Revenue; Food; Global Range; Cross-Cultural and Cross-Border Issues; Global Strategy; Business History; Compensation and Benefits; Employees; Human Capital; Labor Unions; Wages; Business or Company Management; Goals and Objectives; Management Succession; Brands and Branding; Product Positioning; Distribution; Supply Chain; Supply Chain Management; Public Ownership; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competition; Competitive Advantage; Diversification; Expansion; Segmentation; Information Technology; Internet; Mobile Technology; Online Technology; Web; Web Sites; Retail Industry; Retail Industry; Retail Industry; Retail Industry; United States; Arkansas; Bentonville

January 2018
Supplement

Jumia Nigeria PowerPoint Supplement

By: Ramon Casadesus-Masanell

Founded in 2012, Jumia Nigeria, a startup effort by Germany-based Rocket Internet, aimed to become an African Amazon. The company entered the nascent market and immediately enjoyed an uptick in consumer spending fueled by the strength of Nigeria’s oil-based economy. By... View Details

Keywords: Retail; Marketplace; Inventory; Nigeria; Africa; Ecommerce; Funding; Business Ecosystems; Business Ecosystem; Competition; Business Model; Globalization; Emerging Markets; Expansion; Logistics; E-commerce; Retail Industry; India; Nigeria; Africa

January 2018 (Revised March 2019)
Teaching Note

Jumia Nigeria: from Retail to Marketplace (A) and (B)

By: Ramon Casadesus-Masanell and Karen Elterman

Founded in 2012, Jumia Nigeria, a startup effort by Germany-based Rocket Internet, aimed to become an African Amazon. The company entered the nascent market and immediately enjoyed an uptick in consumer spending fueled by the strength of Nigeria’s oil-based economy. By... View Details

Keywords: Retail; Marketplace; Inventory; Ecommerce; Funding; Business Ecosystems; Competition; Business Model; Globalization; Emerging Markets; Expansion; Logistics; E-commerce; Retail Industry; India; Nigeria; Africa

25 Jul 2016
Research & Ideas

Who is to Blame for 'The Great Training Robbery'?

the context matters. Corporate training is most effective when leadership has prepared the organization for change. Source: MonkeyBusinessImages Take the example of Swedish industrial conglomerate Cardo. The CEO commissioned a training... View Details

Keywords: by Roberta Holland; Education

July 2017
Case

Centerbridge Partners and Great Wolf Resorts: Buying from a Highly Regarded Competitor

By: Josh Lerner, John D. Dionne and Amram Migdal

The case examines the March 2015 Centerbridge Partners investment decision regarding whether to acquire Great Wolf Resorts, a North American family-oriented indoor water parks and hotel operator, from a private equity (PE) competitor, Apollo Global Management. The case... View Details

Keywords: Private Equity Financing; Commercial Mortgage Backed Securities; CMBS; Secondary Buyouts; Business Ventures; Acquisition; Finance; Borrowing and Debt; Cost; Cost of Capital; Equity; Private Equity; Financial Instruments; Debt Securities; Accommodations Industry; Accommodations Industry; Accommodations Industry; North and Central America; United States

08 Mar 2011
First Look

First Look: March 8

shareholder value in concentrated industries. By contrast, non-delay provisions have an unambiguously negative relation with value, and more so in concentrated industries. Overall, our analysis suggests that there are governance trade-offs for shareholders, and View Details

Keywords: Sean Silverthorne

July 2002 (Revised January 2003)
Case

Harrah's Entertainment, Inc: Rewarding Our People

By: Thomas J. DeLong and Vineeta Vijayaraghavan

Marilyn Winn, head of human resources at Harrah's Entertainment, must make a recommendation to the company's president and CEO about whether the existing bonus payout program is effective at motivating employees or whether it should be revised and/or replaced. A recent... View Details

Keywords: Customer Satisfaction; Economic Slowdown and Stagnation; Compensation and Benefits; Employees; Human Capital; Management Style; Motivation and Incentives; Alignment; Entertainment and Recreation Industry

January 2025
Case

A Tiger in the Tank: Exxon Sues Investors

By: Clayton S. Rose, Sarah Sasso and James Weber

In June 2024, investors were trying to make sense of ExxonMobil’s (Exxon) lawsuit against two impact investors, Arjuna Capital (Arjuna) and Follow This, that had just been dismissed by the U.S. District Court of Northern Texas. Exxon’s suit challenged the rights of two... View Details

Sarah is a Partner at Pillar VC, a seed-stage venture firm co-founded by Boston's most accomplished CEOs, including the leaders of DraftKings, Ginkgo Bioworks, Circle, Wayfair and Tripadvisor. Sarah was previously a member of the... View Details

Keywords: Venture Capital

November 2023 (Revised April 2024)
Case

Paytm: A Payments Journey in India

By: Álvaro Rodríguez Arregui, Amram Migdal and Kanika Jain

Paytm was an Indian financial technology company. Since its launch in 2010, it had built a dominant payments system in India, comprising mobile wallets, offline payments via QR codes, and a payments bank that offered no-frills banking. However, in 2016, the Indian... View Details

Keywords: Entrepreneurship; Situation or Environment; Business Ventures; Business Model; Banks and Banking; Business Strategy; Competition; Financial Services Industry; Financial Services Industry; Financial Services Industry; Asia; South Asia; India