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Show Results For
- All HBS Web
(365)
- News (16)
- Research (313)
- Events (1)
- Multimedia (2)
- Faculty Publications (260)
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- 2010
- Working Paper
Agency Revisited
By: Ramon Casadesus-Masanell and Daniel F. Spulber
The article presents a comprehensive overview of the principal-agent model that emphasizes the role of trust in the agency relationship. The analysis demonstrates that the legal remedy for breach of duty can result in a full-information efficient outcome eliminating... View Details
Casadesus-Masanell, Ramon, and Daniel F. Spulber. "Agency Revisited." Harvard Business School Working Paper, No. 10-082, March 2010.
- July 2003
- Article
Probabilistic Representation of Complexity
By: Nabil I Al-Najjar, Ramon Casadesus-Masanell and Emre Ozdenoren
We study individuals' behavior in an environment that is deterministic, but too complex to permit tractable deterministic representation. Under mild conditions, behavior is represented by a unique probabilistic model in which the agent's inability to think through all... View Details
Al-Najjar, Nabil I., Ramon Casadesus-Masanell, and Emre Ozdenoren. "Probabilistic Representation of Complexity." Journal of Economic Theory 111, no. 1 (July 2003): 49–87.
- 2007
- Working Paper
Bandwidth Allocation in Peer-to-Peer Filesharing Networks
By: Albert Creus-Mir, Ramon Casadesus-Masanell and Andres Hervas-Drane
We present a model of bandwidth allocation in a stylized peer-to-peer file sharing network with s peers (sharers) who share files and download from each other and f peers (freeriders) who download from sharers but do not contribute files. Assuming that upload bandwidth... View Details
- July 2007 (Revised February 2010)
- Case
Launching Telmore (A)
By: Ramon Casadesus-Masanell, Celso Fernandez and Moritz Jobke
When the Danish mobile phone service provider Telmore entered the market in October 2000, few people took notice. Its business model was not perceived as particularly aggressive or threatening to the industry. Less than three years later, Telmore's creative adaptation... View Details
Keywords: Business Model; Disruptive Innovation; Market Entry and Exit; Creativity; Adaptation; Competitive Advantage; Telecommunications Industry; Denmark
Casadesus-Masanell, Ramon, Celso Fernandez, and Moritz Jobke. "Launching Telmore (A)." Harvard Business School Case 708-414, July 2007. (Revised February 2010.)
- Article
Trust and Incentives in Agency
By: Ramon Casadesus-Masanell and Daniel F Spulber
Contracts between a principal and an agent are not formed in a vacuum. Although formal contracts between a principal and an agent contain explicit incentives for performance, the relationship between a principal and an agent also involves implicit incentives. Three... View Details
Keywords: Trust; Motivation and Incentives; Agency Theory; Contracts; Market Transactions; Performance; Relationships; Societal Protocols; Legal Liability; Cost
Casadesus-Masanell, Ramon, and Daniel F Spulber. "Trust and Incentives in Agency." Southern California Interdisciplinary Law Journal 15, no. 1 (Fall 2005): 45–104.
- March 2015
- Article
Business Model Evaluation: Quantifying Walmart's Sources of Advantage
By: Humberto Brea-Solís, Ramon Casadesus-Masanell and Emili Grifell-Tatjé
We develop an analytical framework on the basis of the economics of business performance to provide quantitative insight into the link between a firm's business model choices and its profit consequences. The method is applied to Walmart by building a qualitative... View Details
Keywords: Business Models; Quantitative Analysis; Walmart; Production Theory; Business Model; Competitive Advantage; Profit
Brea-Solís, Humberto, Ramon Casadesus-Masanell, and Emili Grifell-Tatjé. "Business Model Evaluation: Quantifying Walmart's Sources of Advantage." Strategic Entrepreneurship Journal 9, no. 1 (March 2015): 12–33.
- 19 Jun 2012
- First Look
First Look: June 19
making complex decisions. Under some circumstances, unconscious thought improves decisions even more than conscious thought. Executive functioning depends on energy provided by glucose, and we know from previous research that the... View Details
Keywords: Sean Silverthorne
- September 2019 (Revised July 2025)
- Case
Keroche (A): Fighting for Share in the Kenyan Alcoholic Drinks Market
By: Ramon Casadesus-Masanell and Pippa Tubman Armerding
This case discusses the challenges faced by Kenyan alcoholic drinks producer Keroche Industries Limited in 2003, when the Kenyan government accused the company of manufacturing and selling substandard alcoholic drinks, revoked its liquor licenses, and shut down its... View Details
Keywords: Keroche; Alcohol; Wine; Manufacturing; Informal Market; Regulation; Illicit; Illegal; Shutdown; Factory; Low-income Consumers; Multinational; Local; Government; Allegations; Accusations; Negative Press; EABL; Tusker; Beer; SAB; Chang'aa; Naivasha; Rift Valley; East Africa; Lawsuit; Legal Battle; Business Ventures; Business Exit or Shutdown; Business Growth and Maturation; Business Startups; Production; Safety; Quality; Distribution; Small Business; Family Business; Crime and Corruption; Customer Focus and Relationships; Decisions; Income; Demographics; Geographic Scope; Geographic Location; Goods and Commodities; Government Legislation; Growth and Development; Business History; Lawsuits and Litigation; Laws and Statutes; Lawfulness; Goals and Objectives; Consumer Behavior; Market Entry and Exit; Problems and Challenges; Social Issues; Poverty; Strategy; Competition; Entrepreneurship; Manufacturing Industry; Food and Beverage Industry; Kenya; Nairobi; Africa
Casadesus-Masanell, Ramon, and Pippa Tubman Armerding. "Keroche (A): Fighting for Share in the Kenyan Alcoholic Drinks Market." Harvard Business School Case 720-390, September 2019. (Revised July 2025.)
- 2009
- Working Paper
From Strategy to Business Models and to Tactics
By: Ramon Casadesus-Masanell and Joan Enric Ricart
The notion of business model has been used by strategy scholars to refer to "the logic of the firm, the way it operates and how it creates value for its stakeholders." On the surface, this notion appears to be similar to that of strategy. We present a conceptual... View Details
Keywords: Business Model; Decision Choices and Conditions; Framework; Competitive Strategy; Competitive Advantage; Value Creation
Casadesus-Masanell, Ramon, and Joan Enric Ricart. "From Strategy to Business Models and to Tactics." Harvard Business School Working Paper, No. 10-036, November 2009.
- 17 Nov 2009
- First Look
First Look: Nov. 17
and to Tactics Authors:Ramon Casadesus-Masanell and Joan Enric Ricart Abstract The notion of business model has been used by strategy scholars to refer to "the logic of the firm, the way it operates,... View Details
Keywords: Martha Lagace
- April 2010
- Article
From Strategy to Business Models and onto Tactics
By: Ramon Casadesus-Masanell and Joan Enric Ricart
The notion of business model has been used by strategy scholars to refer to "the logic of the firm, the way it operates and how it creates value for its stakeholders." On the surface, this notion appears to be similar to that of strategy. We present a conceptual... View Details
Keywords: Business Model; Competitive Strategy; Value Creation; Business and Stakeholder Relations; Framework; Negotiation Tactics; Competition
Casadesus-Masanell, Ramon, and Joan Enric Ricart. "From Strategy to Business Models and onto Tactics." Special Issue on Business Models Long Range Planning 43, no. 2 (April 2010): 195–215.
- April 2017
- Case
Imprimis (A)
By: Ramon Casadesus-Masanell, Karen Elterman and Marc Appel
This case examines the strategic choices and evolving business model of Imprimis Pharmaceuticals from the perspective of CEO Mark Baum. The (A) case provides a brief history of the company and of the compounding business, outlining the challenges faced by Imprimis in... View Details
Keywords: Strategy; Healthcare; Drug Compounding; Pharmaceuticals; Compounding; Drug Development; Decision-making; Mark Baum; Imprimis; Small Business; Decisions; Cost vs Benefits; Business Strategy; Business Model; Decision Choices and Conditions; Pharmaceutical Industry; United States
Casadesus-Masanell, Ramon, Karen Elterman, and Marc Appel. "Imprimis (A)." Harvard Business School Case 717-426, April 2017.
- 06 Apr 2010
- First Look
First Look: April 6
highlight the paradox that managed globalization has been a force for liberalization. Strategies to Fight Ad-sponsored Rivals Authors: Ramon Casadesus-Masanell and Feng Zhu Publication: Management Science... View Details
Keywords: Martha Lagace
- January 2015
- Article
Competing with Privacy
By: Ramon Casadesus-Masanell and Andres Hervas-Drane
We analyze the implications of consumer privacy for competition in the marketplace. We consider a market where firms set prices and disclosure levels for consumer information, and consumers observe both before deciding which firm to patronize and how much information... View Details
Keywords: Information Acquisition; Information Disclosure; Online Privacy; Privacy Regulation; Information; Rights; Internet and the Web; Competition; Internet and the Web; Corporate Disclosure; Ethics; Knowledge Acquisition
Casadesus-Masanell, Ramon, and Andres Hervas-Drane. "Competing with Privacy." Management Science 61, no. 1 (January 2015): 229–246.
- April 2011
- Case
Samsung and Google TV
By: Ramon Casadesus-Masanell, Prithvi Raj and Crystal Jean Marrie
This case describes Samsung's decision on how to pursue the growing market opportunity for internet-connected televisions, which enable consumers to access a range of web-based content including basic information (e.g. stock quotes, weather, news headlines, RSS feeds,... View Details
- 15 Sep 2009
- First Look
First Look: September 15
and mobs of desperate people. IBM's actions, as well as many others reported on by Rosabeth Moss Kanter, capture the emerging zeitgeist of business: the vanguard company simultaneously pursuing-and creating synergy between-opportunity,... View Details
Keywords: Martha Lagace
- April 2017
- Supplement
Imprimis (B)
By: Ramon Casadesus-Masanell, Karen Elterman and Marc Appel
This case is a supplement to Imprimis (A). It describes the company’s decision to enter into the pharmaceutical compounding business in 2013–2014. Imprimis purchased a compounded ophthalmological medication called Dropless Therapy, which was injected into patients’... View Details
Keywords: Healthcare; Drug Compounding; Drug Development; Pharmaceuticals; Small Business; Decision-making, Business Model; Mark Baum; Imprimis; Decision Making; Strategy; Health Care and Treatment; Policy; Pharmaceutical Industry; United States
Casadesus-Masanell, Ramon, Karen Elterman, and Marc Appel. "Imprimis (B)." Harvard Business School Supplement 717-496, April 2017.
- April 2017
- Supplement
Imprimis (D)
By: Ramon Casadesus-Masanell, Karen Elterman and Marc Appel
This case is a supplement to Imprimis (A, B, & C). It describes Imprimis’s 2015 decision to develop a $1 per pill compounded alternative to Daraprim, the branded drug that had recently undergone an extreme price hike, raising its price to $750 per pill. Imprimis also... View Details
Keywords: Decision Choices and Conditions; Growth and Development Strategy; Pharmaceutical Industry; United States
Casadesus-Masanell, Ramon, Karen Elterman, and Marc Appel. "Imprimis (D)." Harvard Business School Supplement 717-498, April 2017.
- January 2014 (Revised April 2025)
- Supplement
The PGA Tour (C)
By: Ramon Casadesus-Masanell and Cole Magrath
In 1994, the PGA Tour (the "Tour"), the dominant incumbent professional golf circuit, had created tremendous value for its players. In the 1974 season, players competed for $8 million in prize money; by the 1994 season, the total prize purse had increased to $56... View Details
Keywords: PGA Tour; Tim Finchem; Deane Beman; Golf; Professional Golf; Business Model; Value Creation; Adaptation; Sports; Business Strategy; Sports Industry; United States
Casadesus-Masanell, Ramon, and Cole Magrath. "The PGA Tour (C)." Harvard Business School Supplement 714-444, January 2014. (Revised April 2025.)
- May 2008 (Revised March 2010)
- Supplement
Palm (D): Epilogue as of 2008
By: Ramon Casadesus-Masanell, Kevin Boudreau and Jordan Mitchell
This case series looks at three important inflection points in Palm's history that relate to decisions about its platform: when the company was debating whether to open its operating system (OS) for licensing to third-party hardware manufacturers; 2001, when the... View Details
Keywords: History; Decisions; Business Model; Technological Innovation; Value Creation; Digital Platforms; Rights; Competition
Casadesus-Masanell, Ramon, Kevin Boudreau, and Jordan Mitchell. "Palm (D): Epilogue as of 2008." Harvard Business School Supplement 708-517, May 2008. (Revised March 2010.)