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- Faculty Publications (178)
- November 2006
- Case
Introducing Frequent Flyer Programs
By: Dennis A. Yao
Allows students to explore the value to American Airlines of introducing a frequent flyer program in 1981.
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- November 2006
- Background Note
Technical Game Theory Note #1: Solving Bi-matrix Games
By: Dennis A. Yao
Explains how to solve bi-matrix games and introduces the Nash Equilibrium concept.
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- July 2006
- Article
Dynamic Mixed Duopoly: A Model Motivated by Linux vs. Windows
By: Ramon Casadesus-Masanell and Pankaj Ghemawat
This paper analyzes a dynamic mixed duopoly in which a profit-maximizing competitor interacts with a competitor that prices at zero (or marginal cost), with the cumulation of output affecting their relative positions over time. The modeling effort is motivated by...
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Keywords:
Open Source Software;
Demand-side Learning;
Network Effects;
Linux;
Mixed Duopoly;
Competitive Dynamics;
Business Models;
Duopoly and Oligopoly;
Information Technology;
Applications and Software;
Business Model;
Mathematical Methods;
Digital Platforms;
Profit;
Balance and Stability;
Management Analysis, Tools, and Techniques;
SWOT Analysis;
Competition;
Price;
Information Technology Industry
Casadesus-Masanell, Ramon, and Pankaj Ghemawat. "Dynamic Mixed Duopoly: A Model Motivated by Linux vs. Windows." Management Science 52, no. 7 (July 2006): 1072–1084.
- 2006
- Chapter
Interorganizational Cooperation between Not-for-profit Organizations: A Relational Analysis
By: Julie Battilana and Metin Sengul
Battilana, Julie, and Metin Sengul. "Interorganizational Cooperation between Not-for-profit Organizations: A Relational Analysis." In Relational Perspectives in Organization Studies: A Research Companion, edited by Olympia Kyriakidou and Mustafa F. Özbilgin, 197–220. Cheltenham, U.K.: Edward Elgar Publishing, 2006.
- December 2005 (Revised March 2007)
- Case
Innovation and Collaboration at Merrill Lynch
By: Boris Groysberg and Ingrid Vargas
In the spring of 2005, Candace Browning, head of Global Securities Research and Economics at Merrill Lynch, led about 500 Merrill Lynch analysts worldwide in a collaborative effort to produce innovative research, most of them accustomed to working independently in...
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Keywords:
Leadership;
Groups and Teams;
Management Teams;
Decision Making;
Collaborative Innovation and Invention;
Negotiation;
Mathematical Methods;
Strategy;
Human Resources;
Motivation and Incentives;
Banking Industry;
Financial Services Industry
Groysberg, Boris, and Ingrid Vargas. "Innovation and Collaboration at Merrill Lynch." Harvard Business School Case 406-081, December 2005. (Revised March 2007.)
- August 2005 (Revised September 2006)
- Case
Polyphonic HMI: Mixing Music and Math
By: Anita Elberse, Jehoshua Eliashberg and Julian Villanueva
In 2003, Mike McCready, CEO of Barcelona-based Polyphonic HMI, was preparing to launch an artificial intelligence tool that could create significant value for music businesses. The technology, referred to as Hit Song Science (HSS), analyzed the mathematical...
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Keywords:
Forecasting and Prediction;
Music Entertainment;
Business History;
Leadership;
Marketing Strategy;
Strategic Planning;
Problems and Challenges;
Mathematical Methods;
Entertainment and Recreation Industry
Elberse, Anita, Jehoshua Eliashberg, and Julian Villanueva. "Polyphonic HMI: Mixing Music and Math." Harvard Business School Case 506-009, August 2005. (Revised September 2006.) (Spanish version also available.)
- June 2005 (Revised March 2006)
- Case
E Ink in 2005
By: David B. Yoffie and Barbara Mack
Explores the challenges of commercializing a bleeding-edge technology. After seven years, E Ink has spent more than $100 million to commercialize electronic ink. With business momentum picking up, but resources running out, the case examines the key trade-offs in...
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Keywords:
Technological Innovation;
Commercialization;
Mathematical Methods;
Consumer Products Industry;
Technology Industry
Yoffie, David B., and Barbara Mack. "E Ink in 2005." Harvard Business School Case 705-506, June 2005. (Revised March 2006.)
- March 2005
- Article
Sovereign Debt As a Contingent Claim: A Quantitative Approach
By: Laura Alfaro and Fabio Kanczuk
We construct a dynamic equilibrium model with contingent service and adverse selection to quantitatively study sovereign debt. In the model, benefits of defaulting are tempered by higher future interest rates. For a wide set of parameters, the only equilibrium is one...
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Keywords:
Sovereign Finance;
Borrowing and Debt;
Interest Rates;
Balance and Stability;
Risk and Uncertainty;
Risk Management;
Mathematical Methods;
Management Style;
Segmentation;
Debt Securities;
Banking Industry
Alfaro, Laura, and Fabio Kanczuk. "Sovereign Debt As a Contingent Claim: A Quantitative Approach." Journal of International Economics 65, no. 2 (March 2005).
- February 2005 (Revised November 2016)
- Background Note
Forecasting the Adoption of a New Product
By: Elie Ofek
Provides tools and methodologies that allow forecasting demand for innovative new products. Highlights the Bass model—the theory behind it and ways to determine its parameters. Provides a detailed example of how to use the Bass model to forecast demand for satellite...
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Keywords:
Forecasting and Prediction;
Innovation and Invention;
Marketing;
Demand and Consumers;
Mathematical Methods;
Competition
Ofek, Elie. "Forecasting the Adoption of a New Product." Harvard Business School Background Note 505-062, February 2005. (Revised November 2016.)
- November 2004 (Revised April 2005)
- Background Note
Math for Strategists
By: Tarun Khanna and Jan W. Rivkin
Great strategists rely heavily on numbers as they go about their work. Offers an overview of the high- and low-brow quantitative tools that students encounter during the Strategy course. The class explores high-brow tools in detail; the focus here is on low-brow...
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Khanna, Tarun, and Jan W. Rivkin. "Math for Strategists." Harvard Business School Background Note 705-433, November 2004. (Revised April 2005.)
- March 2003 (Revised December 2003)
- Exercise
Organizational Alignment Exercise
By: Michael Beer and John J. Gabarro
Presents an overview of a method for diagnosing and developing an organization's capability to achieve its goals and implement its strategy, with exercises for application. A rewritten version of an earlier exercise.
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Beer, Michael, and John J. Gabarro. "Organizational Alignment Exercise." Harvard Business School Exercise 403-075, March 2003. (Revised December 2003.)
- January 2003 (Revised January 2008)
- Case
The British Motorcycle Industry at a Crossroads
By: Jan W. Rivkin
By 1975, the collapse of the British motorcycle industry is nearly complete. Only one British manufacturer, NVT, remains in operation. In this setting, the British government commissions the Boston Consulting Group to identify and evaluate strategic alternatives for...
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Keywords:
Cost;
Industry Structures;
Business and Government Relations;
Mathematical Methods;
Competition;
Consulting Industry;
Manufacturing Industry;
Motorcycle Industry;
Great Britain
Rivkin, Jan W. "The British Motorcycle Industry at a Crossroads." Harvard Business School Case 703-031, January 2003. (Revised January 2008.)
- November 2002 (Revised March 2010)
- Case
The Newsprint Industry
By: Ramon Casadesus-Masanell, Nabil I. Al-Najjar and James Pyke
Describes the 1990s consolidation on the newsprint industry. Questions whether consolidation will ever deliver on its promise. Whereas some industry observers maintain that the effects of consolidation are already visible, others argue that further consolidation is...
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Keywords:
Five Forces Framework;
Duopoly and Oligopoly;
Monopoly;
Mathematical Methods;
Competition;
Consolidation;
Pulp and Paper Industry
Casadesus-Masanell, Ramon, Nabil I. Al-Najjar, and James Pyke. "The Newsprint Industry." Harvard Business School Case 703-404, November 2002. (Revised March 2010.)
- July 2002 (Revised April 2003)
- Case
Computer Associates International, Inc.: Governance and Investor Communication Challenge
By: Paul M. Healy and Krishna G. Palepu
Sanjay Kumar, the CEO of Computer Associates, faces investor communication challenges following the company's implementation of a new business model and the accompanying change method used to recognize revenue. Despite management's confidence that the new business...
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Keywords:
Business Earnings;
Earnings Management;
Stock Shares;
Problems and Challenges;
Communication Strategy;
Accrual Accounting;
Business Model;
Budgets and Budgeting;
Corporate Governance;
Revenue;
Computer Industry;
Information Technology Industry
Healy, Paul M., and Krishna G. Palepu. "Computer Associates International, Inc.: Governance and Investor Communication Challenge." Harvard Business School Case 103-007, July 2002. (Revised April 2003.)
- Other Article
What Do We Know About Variance in Accounting Profitability?
By: Anita M. McGahan and Michael E. Porter
In this paper, we analyze the variance of accounting profitability among a broad cross-section of firms in the American economy from 1981 to 1994. The purpose of the analysis is to identify the importance of year, industry, corporate-parent, and business-specific...
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McGahan, Anita M., and Michael E. Porter. "What Do We Know About Variance in Accounting Profitability?" Management Science 48, no. 7 (July 2002): 834–851.
- October 2001 (Revised October 2017)
- Case
Store24 (A): Managing Employee Retention
By: Frances X. Frei and Dennis Campbell
Provides a retailing context in which employee retention strategies are explored through analyzing detailed store-level data.
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Keywords:
Retention;
Management Analysis, Tools, and Techniques;
Analytics and Data Science;
Strategy;
Mathematical Methods;
Retail Industry
Frei, Frances X., and Dennis Campbell. "Store24 (A): Managing Employee Retention." Harvard Business School Case 602-096, October 2001. (Revised October 2017.)
- June 2001
- Exercise
Strategic Human Resource Management Applications Exercise
By: Michael Beer
Overview of a method for diagnosing and developing an organization's capability to achieve its goals and implement its strategy, with exercises for application. A rewritten version of an earlier exercise.
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Keywords:
Competency and Skills;
Goals and Objectives;
Management Practices and Processes;
Organizational Design;
Strategy
Beer, Michael. "Strategic Human Resource Management Applications Exercise." Harvard Business School Exercise 401-044, June 2001.
- January 2001
- Case
Abgenix and the XenoMouse
By: Robert J. Dolan
Abgenix has a unique method for generating antibodies useful in treating a number of diseases, including cancer. In early 2000, the company's cancer has performed very well in animal testing and is moving to early stage human testing. Abgenix must decide whether to...
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Keywords:
Product Development;
Marketing Strategy;
Health Testing and Trials;
Risk and Uncertainty;
Technological Innovation;
Innovation Strategy;
Science-Based Business;
Biotechnology Industry
Dolan, Robert J. "Abgenix and the XenoMouse." Harvard Business School Case 501-061, January 2001.
- October 2000 (Revised April 2001)
- Case
Cost of Capital at Ameritrade
By: Mark L. Mitchell and Erik Stafford
Ameritrade Holding Corp. is planning large marketing and technology investments to improve the company's competitive position in deep-discount brokerage by taking advantage of emerging economies of scale. In order to evaluate whether the strategy would generate...
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Keywords:
Developing Countries and Economies;
Asset Pricing;
Cash Flow;
Cost of Capital;
Investment;
Marketing;
Mathematical Methods;
Competition;
Information Technology;
Internet and the Web;
Financial Services Industry
Mitchell, Mark L., and Erik Stafford. "Cost of Capital at Ameritrade." Harvard Business School Case 201-046, October 2000. (Revised April 2001.)