Publications

April 2021
Teaching Note

GreenFire Energy, 2020: Geothermal Innovation

By: John R. Wells and Benjamin Weinstock

In June 2020, after ten years of effort, GreenFire Energy Inc. (GreenFire) demonstrated its new geothermal electricity generation technology, ECO2G™. While conventional geothermal electricity only supplied 0.5% of US demand, the new technology promised to increase this... View Details

Keywords: Green Energy; Geothermal; Entrepreneur; Renewables; Geothermal Electricity; Green Technology; Renewable Energy; Energy Generation; Technological Innovation; Entrepreneurship; Strategy; Commercialization

2003
Working Paper

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... View Details

Keywords: Business Model; Competition; Open Source Distribution; Balance and Stability; Applications and Software; Network Effects; Duopoly and Oligopoly

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17 Jan 2008
Working Paper Summaries

Competition in Modular Clusters

Keywords: by Carliss Y. Baldwin & C. Jason Woodard; Consulting; Communications; Telecommunications; Pharmaceutical

May 1994
Background Note

Reorienting Channels of Distribution

By: V. Kasturi Rangan

Traditionally, distribution channels have been viewed as vertical marketing systems where responsibility was transferred from one layer to the next, like passing a baton in a relay race. Distribution channels in the future are likely to look more like horizontal... View Details

Keywords: Distribution Channels; Customers; Supply and Industry; Alliances; Performance Efficiency; Performance Effectiveness; Change; Distribution Industry

Research Summary

Papers in progress

“The ‘Carbon Club’: Oil Companies, Climate Change & the Shaping of Public Policy”. Conspiracy theories abound, but the roles of the major oil companies in influencing public policy on climate change remain largely obscure. This... View Details

2021
Article

Evidence of Decreasing Internet Entropy: The Lack of Redundancy in DNS Resolution by Major Websites and Services

By: Samantha Bates, John Bowers, Shane Greenstein, Jordi Weinstock, Jonathan Zittrain and Yunhan Xu

This paper analyzes the extent to which the Internet’s global domain name resolution (DNS) system has preserved its distributed resilience given the rise of cloud-based hosting and infrastructure. We explore trends in the concentration of the DNS space since at least... View Details

Keywords: Domain Name System; Resilience; Entropy; Internet and the Web; Infrastructure; Performance Effectiveness; Safety; Cybersecurity

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May 2022
Article

When Does Product Liability Risk Chill Innovation? Evidence from Medical Implants

By: Alberto Galasso and Hong Luo

Liability laws designed to compensate for harms caused by defective products may also affect innovation. We examine this issue by exploiting a major quasi-exogenous increase in liability risk faced by U.S. suppliers of polymers used to manufacture medical implants.... View Details

Keywords: Product Liability; Innovation; Tort; Medical Devices; Vertical Foreclosure; Product; Innovation and Invention; Legal Liability; Laws and Statutes; Medical Devices and Supplies Industry

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16 Mar 2009
Working Paper Summaries

Running Out of Numbers: Scarcity of IP Addresses and What To Do About It

Keywords: by Benjamin Edelman; Computer; Communications; Telecommunications

23 Aug 2004
Research & Ideas

Strategy for Small Fish

Creation The first driver of an effective niche strategy is value creation. Specialize in unique capabilities. An effective niche strategy creates value by selecting a specialization that is truly different... View Details

Keywords: by Marco Iansiti & Roy Levien

12 Apr 2004
Research & Ideas

Operations and the Competitive Edge

supply chains, installing ERP (enterprise resource planning systems, as exemplified by SAP), and worrying about Y2K. The threat posed to our economy by Japan and Germany had eased, the stock market was going crazy, and everybody was... View Details

Keywords: by Martha Lagace

06 May 2015
Research & Ideas

A Flood of Picassos Threatens to Water Down the Art Market

practices. "From a business school point of view, there's a contradiction where the art market seems illogical or strange because it turns on its head some of the rules of competition," Khaire said. "In many cases, investors are happy when View Details

10 Jun 2015
Research & Ideas

The Transparency Revolution in Corporate Reporting

is increasing yields in their production while moving the supply chain toward more productive and just labor conditions. Novo Nordisk, a leading healthcare provider for diabetes, is making great strides in product affordability. Most... View Details

Keywords: Re: George Serafeim

January 2017
Case

The Six CEOs of Tyco International Ltd.

By: John R. Wells and Gabriel Ellsworth

In September 2016, Johnson Controls, Inc. completed the acquisition of Tyco International PLC, a $9.9 billion business with operating profits of $884 million. The purchase consideration was $14.4 billion. Although the deal was billed as a merger, Ireland-based Tyco... View Details

23 Dec 2002
Research & Ideas

Partnering and the Balanced Scorecard

Often overlooked in essays on leadership is the role of the organization's measurement and management system. Effective leaders, however, know that measurement and management systems play a critical role in communication; in establishing... View Details

Keywords: by Robert S. Kaplan & David P. Norton

August 1989 (Revised December 1997)
Case

U.S. Airline Industry--1978-88 (A), The

Describes the evolution of the airline industry in the first decade after deregulation (1978-88). Looks at the primary areas of operation in which managers can effect change (planes, people, routes, marketing). The basic teaching objective is to cover industry... View Details

Keywords: Competitive Advantage; Industry Structures; Air Transportation Industry; United States

April 2024 (Revised July 2024)
Case

Market Dynamics and Moral Dilemmas: Novo Nordisk’s Weight-Loss Drugs

By: Joseph L. Badaracco, Tom Quinn and John Schultz

Danish pharmaceutical company Novo Nordisk was owned by a charitable foundation, and since its founding in the 1920s had focused on producing insulin to treat diabetes. In 2017, however, it released Ozempic, a diabetes treatment with the revolutionary side effect of... View Details