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  • August 2012 (Revised December 2012)
  • Case

Telecommunications Regulation and Coordinated Competition in Romania

By: Arthur Daemmrich, Alex Radu and Ana Sarbu
Leaders of the Romanian telecommunications agency must decide about a proposed international merger and how to structure bandwidth auctions critical to the telecoms market. The case is designed to teach about regulatory choices from the perspective of a regulatory... View Details
Keywords: Regulation; Auction Policy; European Union; Government Policy; Cell Phone Industry; Mergers and Acquisitions; Telecommunications Industry; Romania
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Daemmrich, Arthur, Alex Radu, and Ana Sarbu. "Telecommunications Regulation and Coordinated Competition in Romania." Harvard Business School Case 713-016, August 2012. (Revised December 2012.)
  • March 2022
  • Case

In Data We Trust: Be Mobile Africa and Furthering Financial Inclusion Across the African Continent

By: Lauren Cohen, Grace Headinger and Pierre Marchesseault
To Cédric Jeannot, leveraging technology to promote financial inclusion was personal. After no established financial institution would accept his technology platform to lower transaction costs for free, Jeannot launched FinTech company Be Mobile Africa in May 2020.... View Details
Keywords: Finance; Fintech; Emerging Market; Fundraising; Financial Inclusion; Strategy; Expansion; Management; Entrepreneurship; Personal Finance; Corporate Social Responsibility and Impact; Growth and Development Strategy; Financial Services Industry; Financial Services Industry; Africa; Togo; Nigeria; Ghana
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Cohen, Lauren, Grace Headinger, and Pierre Marchesseault. "In Data We Trust: Be Mobile Africa and Furthering Financial Inclusion Across the African Continent." Harvard Business School Case 222-073, March 2022.
  • 18 Jun 2024
  • Research & Ideas

Industrial Decarbonization: Confronting the Hard Challenges of Cement

Cities like Cairo; Chongqing, China; Delhi; and Kinshasa, Congo are experiencing population explosions accompanied by unprecedented demand for homes, offices, factories, and infrastructure. In the United States, the Biden Administration’s policy-driven infrastructure... View Details
Keywords: by by Janelle Conaway; Green Technology; Energy; Industrial Products; Manufacturing
  • fall 1994
  • Article

Costs, Institutional Mobility Barriers, and Market Structure: Advertising Agencies as Multiproduct Firms

By: A. J. Silk and E. R. Berndt
Keywords: Cost; Markets; Advertising; Product; Advertising Industry
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Silk, A. J., and E. R. Berndt. "Costs, Institutional Mobility Barriers, and Market Structure: Advertising Agencies as Multiproduct Firms." Journal of Economics & Management Strategy 3 (fall 1994): 437–480.
  • 2025
  • Working Paper

Using Satellites and Phones to Evaluate and Promote Agricultural Technology Adoption: Evidence from Smallholder Farms in India

By: Shawn Cole, Grady Killeen, Tomoko Harigaya and Aparna Krishna
This paper evaluates a low-cost, customized soil nutrient management advisory service in India. As a methodological contribution, we examine whether and in which settings satellite measurements may be effective at estimating both agricultural yields and treatment... View Details
Keywords: Performance Evaluation; Technology Adoption; Measurement and Metrics; Analytics and Data Science; Agriculture and Agribusiness Industry; India
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Cole, Shawn, Grady Killeen, Tomoko Harigaya, and Aparna Krishna. "Using Satellites and Phones to Evaluate and Promote Agricultural Technology Adoption: Evidence from Smallholder Farms in India." Harvard Business School Working Paper, No. 25-035, January 2025.
  • September 2025
  • Article

Using Satellites and Phones to Evaluate and Promote Agricultural Technology Adoption: Evidence from Smallholder Farms in India

By: Shawn Cole, Tomoko Harigaya, Grady Killeen and Aparna Krishna
This paper evaluates a low-cost, customized soil nutrient management advisory service in India. As a methodological contribution, we examine whether and in which settings satellite measurements may be effective at estimating both agricultural yields and treatment... View Details
Keywords: Measurement and Metrics; Mathematical Methods; Analytics and Data Science; Agriculture and Agribusiness Industry; India
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Cole, Shawn, Tomoko Harigaya, Grady Killeen, and Aparna Krishna. "Using Satellites and Phones to Evaluate and Promote Agricultural Technology Adoption: Evidence from Smallholder Farms in India." Journal of Development Economics 176 (September 2025).
  • 2023
  • Working Paper

Personalized Game Design for Improved User Retention and Monetization in Freemium Games

By: Eva Ascarza, Oded Netzer and Julian Runge
One of the most crucial aspects and significant levers that gaming companies possess in designing digital games is setting the level of difficulty, which essentially regulates the user’s ability to progress within the game. This aspect is particularly significant in... View Details
Keywords: Freemium; Retention/churn; Field Experiment; Field Experiments; Gaming; Gaming Industry; Mobile App; Mobile App Industry; Monetization; Monetization Strategy; Games, Gaming, and Gambling; Mobile and Wireless Technology; Customers; Retention; Product Design; Strategy
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Ascarza, Eva, Oded Netzer, and Julian Runge. "Personalized Game Design for Improved User Retention and Monetization in Freemium Games." Harvard Business School Working Paper, No. 21-062, November 2020. (Revised December 2023.)
  • March 2016 (Revised November 2021)
  • Teaching Note

T-Mobile in 2013: The Un-Carrier

By: John Beshears and Francesca Gino
By 2013, the U.S. wireless industry was in the midst of a costly transition. As consumers began to embrace more sophisticated mobile devices, the industry's four main players spent heavily to improve their infrastructures for providing reliable high-speed data... View Details
Keywords: Wireless Industry; Telecommunications; Mobile; Service Contracts; Behavioral Economics; Add-on Fees; Shrouded Attributes; Contracts; Competitive Strategy; Consumer Behavior; Infrastructure; Mobile and Wireless Technology; Telecommunications Industry; United States
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Beshears, John, and Francesca Gino. "T-Mobile in 2013: The Un-Carrier." Harvard Business School Teaching Note 916-048, March 2016. (Revised November 2021.)
  • May 2018
  • Teaching Note

AT&T: Managing Technological Change and the Future of Telephone Operators in the 20th Century

By: Daniel P. Gross and William R. Kerr
Teaching Note for HBS No. 718-486. View Details
Keywords: AT&T; Bell Telephone; Phone Lines; Phone Operators; Mechanical Switching; Layoffs; Technological Change; Transition; History; Innovation and Invention; Technological Innovation; Information Technology; Disruption; Change Management; Communications Industry; Communications Industry; United States
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Gross, Daniel P., and William R. Kerr. "AT&T: Managing Technological Change and the Future of Telephone Operators in the 20th Century." Harvard Business School Teaching Note 718-518, May 2018.
  • October 2012
  • Supplement

Vodafone's Position in the Wireless Telecom Industry in 2001

By: Juan Alcacer
Instructors may use the supplementary material "Vodafone's Position in the Wireless Telecom Industry in 2001" to demonstrate noticeable differences across countries in terms of: (1) WTP (suggested by the striking differences in ARPU); (2) payment methods (pre-paid vs.... View Details
Keywords: Telecommunications; Information Technology; Mobile and Wireless Technology; Telecommunications Industry; Japan
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Alcacer, Juan. "Vodafone's Position in the Wireless Telecom Industry in 2001." Harvard Business School PowerPoint Supplement 713-437, October 2012.
  • March 2016
  • Case

M-Pesa: Financial Inclusion in Kenya

By: Rajiv Lal, Lisa Cox and Sarah McAra
M-Pesa, a mobile money transfer service launched in 2007 in Kenya by telecommunications company Safaricom, allowed people to send money via mobile messaging to contacts, such as friends and family, or even to pay for goods and services, such as groceries or a taxi... View Details
Keywords: Mobile Money Transfer; Market Transactions; Emerging Markets; Developing Countries and Economies; Mobile and Wireless Technology; Telecommunications Industry; Kenya
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Lal, Rajiv, Lisa Cox, and Sarah McAra. "M-Pesa: Financial Inclusion in Kenya." Harvard Business School Case 516-011, March 2016.
  • 2008
  • Working Paper

Positions of Power and Status: Reciprocity in the Venture Capital Industry

By: Mikolaj J. Piskorski
This paper proposes a straightforward way of differentiating between central network positions that confer power and those that confer status. I argue that actors achieve high status by receiving numerous exchanges from actors who in turn receive numerous exchanges... View Details
Keywords: Venture Capital; Partners and Partnerships; Power and Influence; Social and Collaborative Networks; Status and Position; Financial Services Industry; United States
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Piskorski, Mikolaj J. "Positions of Power and Status: Reciprocity in the Venture Capital Industry." Harvard Business School Working Paper, No. 08-068, February 2008.
  • 20 May 2013
  • Op-Ed

Making America an Industrial Powerhouse Again

physical location, each center must engage academic and industrial partners from around the country. It's all about leveraging talent: Global competitive advantage does not come from better machines, better software, or even better... View Details
Keywords: by Gary Pisano; Manufacturing
  • March 2017
  • Case

From mHealth Hackathon to Reality: Diabetes Care

By: Kevin Schulman and Curry Cheek
This case explores the development of a business plan for a mobile health application for diabetes care. The case depicts a student team excited about the opportunity to improve the care of patients with diabetes by contracting an app. They go through a rigorous... View Details
Keywords: Innovation; Mobile Health Technologies; Health Care; Health Care Industry; Behavioral Economics; Applications and Software; Health Care and Treatment; Mobile and Wireless Technology; Innovation and Invention; Health Industry; Health Industry
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Schulman, Kevin, and Curry Cheek. "From mHealth Hackathon to Reality: Diabetes Care." Harvard Business School Case 317-105, March 2017.
  • April 2000
  • Teaching Note

Implementing Strategies for Mobile Telephony: The Cases of BellSouth and US West TN

By: Clayton M. Christensen and Tara Donovan
Teaching Note for (9-699-123). View Details
Keywords: Communications Industry
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Christensen, Clayton M., and Tara Donovan. "Implementing Strategies for Mobile Telephony: The Cases of BellSouth and US West TN." Harvard Business School Teaching Note 600-127, April 2000.
  • 2007
  • Other Unpublished Work

Positions of Power and Status: Reciprocity in the Venture Capital Industry

By: Mikolaj Jan Piskorski
This paper proposes a straightforward way of differentiating between central network positions that confer power from those that confer status. I argue that actors achieve high status by receiving numerous exchanges from actors who receive numerous exchanges from... View Details
Keywords: Venture Capital; Power and Influence; Opportunities; Status and Position
Citation
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Piskorski, Mikolaj Jan. "Positions of Power and Status: Reciprocity in the Venture Capital Industry." March 2007.
  • December 2003
  • Article

Unraveling Reduces Mobility in a Labor Market: Gastroenterology with and without a Centralized Match

By: Muriel Niederle and Alvin E. Roth
Keywords: Labor; Markets; Health Care and Treatment; Health Industry
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Niederle, Muriel, and Alvin E. Roth. "Unraveling Reduces Mobility in a Labor Market: Gastroenterology with and without a Centralized Match." Journal of Political Economy 111, no. 6 (December 2003): 1342–1352.
  • August 2014 (Revised March 2015)
  • Case

Pivots and Incentives at LevelUp

By: Benjamin Edelman and Karen Webster
LevelUp's mobile payments service lets users scan a smartphone barcode rather than swipe a credit card. Will consumers embrace the service? Will merchants? LevelUp considers adjustments to make the service attractive to both consumers and merchants, while trying to... View Details
Keywords: Mobile Payments; Smartphone; Credit Cards; Interchange Fee; Mobile Marketing; Product Positioning; Competitive Strategy; Mobile Technology; Technology Networks; Food and Beverage Industry; Food and Beverage Industry; United States
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Edelman, Benjamin, and Karen Webster. "Pivots and Incentives at LevelUp." Harvard Business School Case 915-001, August 2014. (Revised March 2015.) (request courtesy copy.)
  • 22 Apr 2009
  • Working Paper Summaries

Where is the Pharmacy to the World? International Regulatory Variation and Pharmaceutical Industry Location

Keywords: by Arthur Daemmrich; Pharmaceutical
  • 2022
  • White Paper

The American Opportunity Index: A Corporate Scorecard of Worker Advancement

By: Matt Sigelman, Joseph Fuller, Nik Dawson and Gad Levanon
The American Opportunity Index: A Corporate Scorecard of Worker Advancement is a new effort to give companies and other stakeholders a set of robust tools that measure how well major employers are doing in fostering economic mobility for workers and how they could do... View Details
Keywords: Upward Mobility; Career Advancement; Personal Development and Career; Compensation and Benefits; Employees; Wages; Human Capital; Recruitment
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Sigelman, Matt, Joseph Fuller, Nik Dawson, and Gad Levanon. "The American Opportunity Index: A Corporate Scorecard of Worker Advancement." White Paper, Burning Glass Institute, October 2022 (A joint project with Harvard Business School Project on Managing the Future of Work and Schultz Family Foundation.)
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