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- All HBS Web (981)
- Faculty Publications (301)
- Spring 2016
- Article
Net Neutrality: A Fast Lane to Understanding the Tradeoffs
By: Shane Greenstein, Martin Peitz and Tommaso Valletti
The last decade has seen a strident public debate about the principle of "net neutrality." The economic literature has focused on two definitions of net neutrality. The most basic definition of net neutrality is to prohibit payments from content providers to internet...
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Greenstein, Shane, Martin Peitz, and Tommaso Valletti. "Net Neutrality: A Fast Lane to Understanding the Tradeoffs." Journal of Economic Perspectives 30, no. 2 (Spring 2016): 127–150.
- June 2023 (Revised February 2024)
- Case
Betting on Green Steel
By: George Serafeim and Sofoklis Melissovas
'Betting on Green Steel' traces the innovative journey embarked upon by a group of MBA students who have set out to conceive a novel steelmaker that pioneers the production of green steel. The ensemble is confronted with a series of critical choices that will shape the...
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Keywords:
Decarbonization;
Sustainability Management;
Technology;
Industrialization;
Climate Risk;
Energy;
Entrepreneurship;
Environmental Sustainability;
Technology Adoption;
Climate Change;
Innovation and Invention;
Business Strategy;
Family Business;
Steel Industry;
Middle East;
India
Serafeim, George, and Sofoklis Melissovas. "Betting on Green Steel." Harvard Business School Case 123-101, June 2023. (Revised February 2024.)
- July 2003 (Revised March 2004)
- Case
XM Satellite Radio (A)
By: David B. Godes and Elie Ofek
XM Satellite Radio is a radically new way to listen to radio. Management must develop a marketing strategy to launch the firm and the category. A crucial aspect of the strategy is to determine which of two business models the company will pursue. Should it focus...
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Keywords:
Advertising;
Business Model;
Decision Choices and Conditions;
Cost Management;
Marketing Channels;
Marketing Strategy;
Problems and Challenges;
Partners and Partnerships;
Sales;
Competitive Strategy;
Communications Industry
Godes, David B., and Elie Ofek. "XM Satellite Radio (A)." Harvard Business School Case 504-009, July 2003. (Revised March 2004.)
- 24 Feb 2009
- First Look
First Look: February 24, 2009
complete, and advertisers can extend this delay both to improve detection of improper partner practices and to punish partners who turn out to be rule-breakers. I capture these relationships in a screening model with delayed payments and...
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Keywords:
Martha Lagace
- 1975
- Working Paper
Information, Efficiency and Equilibrium
By: Jerry R. Green
When economic agents receive information over time concerning future events it is likely that prices for commodities whose value is influenced by these events will fluctuate in response to changes in the state of knowledge. If such events occur periodically,...
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Green, Jerry R. "Information, Efficiency and Equilibrium." Harvard Institute of Economic Research Discussion Paper, No. 284, December 1975.
- 2019
- Working Paper
Collusive Investments in Technological Compatibility: Lessons from U.S. Railroads in the Late 19th Century
By: Daniel P. Gross
Collusion is widely condemned for its negative effects on consumer welfare and market efficiency. In this paper, I show that collusion may also in some cases facilitate the creation of unexpected new sources of value. I bring this possibility into focus through the...
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Keywords:
Collusion;
Compatibility;
Railroads;
Rail Transportation;
Standards;
Integration;
Trade;
History;
United States
Gross, Daniel P. "Collusive Investments in Technological Compatibility: Lessons from U.S. Railroads in the Late 19th Century." Harvard Business School Working Paper, No. 17-044, December 2016. (Accepted at Management Science.)
- 09 Sep 2011
- Working Paper Summaries
Quantity vs. Quality: Exclusion by Platforms with Network Effects
- Research Summary
Current Research
I am interested in research on various topics in retail operations and supply chain management, including inventory management, product variety, distribution logistics, financial performance of retailers, and linking operational performance to... View Details
The Air War Versus The Ground Game: An Analysis of Multi-Channel Marketing in U.S. Presidential Elections
This study jointly examines the effects of television advertising and field operations in U.S. presidential elections, with the former referred to as the “air war” and the latter as the “ground game.” Specifically, the study focuses on how different campaign...
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- June 2005 (Revised August 2013)
- Case
Amazon.com's European Distribution Strategy
By: Janice Hammond and Claire Chiron
Describes how Amazon's distribution system evolved from the company's inception. In 2003, Amazon Europe must decide how to reconfigure its distribution network in light of expected growth, products proliferation, and geographical expansion in Europe. Examines how...
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Keywords:
Business Model;
Decision Choices and Conditions;
Growth and Development;
Business or Company Management;
Growth and Development Strategy;
Supply and Industry;
Distribution;
Supply Chain;
Risk and Uncertainty;
Expansion;
Web Services Industry
Hammond, Janice, and Claire Chiron. "Amazon.com's European Distribution Strategy." Harvard Business School Case 605-002, June 2005. (Revised August 2013.)
- 2011
- Working Paper
Price Competition under Multinomial Logit Demand Functions with Random Coefficients
In this paper, we postulate a general class of price competition models with Mixed Multinomial Logit demand functions under affine cost functions. We first characterize the equilibrium behavior of this class of models in the case where each product in the market is...
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Keywords:
Customers;
Income Characteristics;
Price;
Product Marketing;
Mathematical Methods;
Competition;
Segmentation
Allon, Gad, Awi Federgruen, and Margaret Pierson. "Price Competition under Multinomial Logit Demand Functions with Random Coefficients." Harvard Business School Working Paper, No. 12-030, October 2011.
- 07 Jul 2008
- Research & Ideas
Innovation Corrupted: How Managers Can Avoid Another Enron
the rewards were great. This initial success prompted Enron to extrapolate its business model to other markets. In 1994, Enron officials started trading wholesale electricity after Congress deregulated the industry; Enron analysts...
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- October 2019 (Revised January 2020)
- Supplement
Dulcie Madden (C)—A Final Chance?
By: Shikhar Ghosh and Shweta Bagai
This is part of a three-case series that follows Dulcie Madden's journey as a founder over five years. Case (A) is about managing growth and cash flow; Case (B) is about the exit decision and conditions on a sale; Case (C) shows Madden dealing with adversity and the...
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Keywords:
Entrepreneurship;
Growth Management;
Cash Flow;
Success;
Failure;
Acquisition;
Business Model;
Technology
Ghosh, Shikhar, and Shweta Bagai. "Dulcie Madden (C)—A Final Chance?" Harvard Business School Supplement 820-054, October 2019. (Revised January 2020.)
- January 2015
- Article
Marketplace or Reseller?
By: Andrei Hagiu and Julian Wright
Intermediaries can choose between functioning as a marketplace (on which suppliers sell their products directly to buyers) or as a reseller (purchasing products from suppliers and selling them to buyers). We model this as a decision between whether control rights over...
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Hagiu, Andrei, and Julian Wright. "Marketplace or Reseller?" Management Science 61, no. 1 (January 2015): 184–203.
- 2008
- Working Paper
Collaborative Architectures for Innovation
By: Gary P. Pisano and Roberto Verganti
Collaborative innovation has become a hot topic in innovation today. Scholars, consultants, and the business press all urge companies seeking to boost innovative performance to become more "collaborative." Too often, however, companies fail to distinguish among the...
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- Article
Reputation When Threats and Transfers Are Available
By: Ernesto Dal Bo, Pedro Dal Bo and Rafael Di Tella
We present a model where a long-run player is allowed to use both money transfers and threats to influence the decisions of a sequence of short-run players. We show that threats might be used credibly (even in arbitrarily short repeated games) by a long-lived player...
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Keywords:
Crime and Corruption;
Decision Choices and Conditions;
Game Theory;
Mathematical Methods;
Interests;
Power and Influence;
Reputation
Dal Bo, Ernesto, Pedro Dal Bo, and Rafael Di Tella. "Reputation When Threats and Transfers Are Available." Journal of Economics & Management Strategy 16, no. 3 (Fall 2007).
- February 2018
- Article
Auctions versus Posted Prices in Online Markets
By: Liran Einav, Chiara Farronato, Jonathan Levin and Neel Sundaresan
Auctions were very popular in the early days of internet commerce, but today online sellers mostly use posted prices. We model the choice between auctions and posted prices as a trade-off between competitive price discovery and convenience. Evidence from eBay fits the...
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Einav, Liran, Chiara Farronato, Jonathan Levin, and Neel Sundaresan. "Auctions versus Posted Prices in Online Markets." Journal of Political Economy 126, no. 1 (February 2018): 178–215.
- 2010
- Working Paper
Trade Policy and Firm Boundaries
By: Laura Alfaro, Paola Conconi, Harald Fadinger and Andrew F. Newman
We study how trade policy affects firms' ownership structures. We embed an incomplete contracts model of vertical integration choices into a standard perfectly-competitive international trade framework. Integration decisions are driven by a trade-off between the...
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- August 2015
- Article
Poultry in Motion: A Study of International Trade Finance Practices
By: Pol Antràs and C. Fritz Foley
This paper analyzes the financing terms that support international trade and sheds light on how these terms shape the impact of economic shocks on trade. Analysis of transaction-level data from a U.S.-based exporter of frozen and refrigerated food products, primarily...
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Antràs, Pol, and C. Fritz Foley. "Poultry in Motion: A Study of International Trade Finance Practices." Journal of Political Economy 123, no. 4 (August 2015): 853–901. (Revised May 2014. Online Appendix.)
- September 2009 (Revised February 2011)
- Case
Eden McCallum: A Network-Based Consulting Firm (A)
By: Heidi K. Gardner and Robert G. Eccles
Eden McCallum pioneered the network-based ("virtual") consulting firm model in the U.K. Contracting freelance consultants on a per-project basis keeps overheads lean so that Eden McCallum's fees are a fraction of the big firms' rates. Their flexible, low-cost model has...
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Keywords:
Business Model;
Decision Choices and Conditions;
Financial Crisis;
Growth and Development Strategy;
Expansion;
Consulting Industry;
United Kingdom
Gardner, Heidi K., and Robert G. Eccles. "Eden McCallum: A Network-Based Consulting Firm (A)." Harvard Business School Case 410-056, September 2009. (Revised February 2011.)