Publications

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... View Details

Keywords: by Martha Lagace; Energy; Utilities

2024
Working Paper

Fiscal Policy under Convex Supply Curves

By: Shlok Goyal, Avi Lipton and Borui Niklas Zhu

Recent empirical evidence suggests that supply curves are convex. Supply curve convexity is at odds with conventional Phillips curves, which rely on an infinitely elastic underlying supply curve. This paper explores the effect of supply curve convexity on the... View Details

Keywords: Fiscal Stimulus; Fiscal Policy; Inflation; Inflation and Deflation; Macroeconomics; Policy; Mathematical Methods; United States

SSRN

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September 2017
Case

Tencent

By: John R. Wells and Gabriel Ellsworth

Tencent had undergone many transformations since it was founded in 1998 as a simple messaging service. In 2017, it was the largest online games provider in China with a wide range of game types, China’s largest social networking service provider with several of the... View Details

Keywords: Tencent; Tencent Holdings; WeChat; Social Networking; Social Networks; Gaming; Gaming Industry; Video Games; Computer Games; Mobile Gaming; Portals; Payments; Mobile Payments; O2O; Online-to-offline; E-commerce; Messaging; Subscription Model; Freemium; Mobile App Industry; Smartphone; PC; Monetization Strategy; Antitrust; Streaming; Cloud Computing; Artificial Intelligence; Big Data; Alibaba; Facebook; JD.com; Tesla; Bundling; Synergies; Digital Strategy; Imitation; Licensing; Agility; Entry Barriers; Online Platforms; Advertising; Digital Marketing; Business Ventures; Acquisition; Mergers and Acquisitions; Business Conglomerates; Business Units; Business Growth and Maturation; Business Organization; For-Profit Firms; Joint Ventures; Restructuring; Communication; Communication Technology; Blogs; Interactive Communication; Interpersonal Communication; Entertainment; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Investment; Investment Portfolio; Price; Profit; Revenue; Geographic Scope; Cross-Cultural and Cross-Border Issues; Global Strategy; Multinational Firms and Management; Globalized Markets and Industries; Business History; Innovation Strategy; Technological Innovation; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Product Positioning; Social Marketing; Network Effects; Emerging Markets; Market Entry and Exit; Digital Platforms; Industry Growth; Monopoly; Media; Distribution Channels; Product Development; Service Delivery; Organizational Change and Adaptation; Organizational Structure; Public Ownership; Problems and Challenges; Business and Government Relations; Groups and Teams; Networks; Opportunities; Social and Collaborative Networks; Strategy; Adaptation; Business Strategy; Commercialization; Competition; Competitive Advantage; Competitive Strategy; Cooperation; Corporate Strategy; Diversification; Expansion; Horizontal Integration; Vertical Integration; Segmentation; Information Technology; Internet and the Web; Mobile and Wireless Technology; Internet and the Web; Applications and Software; Information Infrastructure; Digital Platforms; Internet and the Web; Mobile and Wireless Technology; Value Creation; Communications Industry; Entertainment and Recreation Industry; Financial Services Industry; Information Industry; Information Technology Industry; Media and Broadcasting Industry; Motion Pictures and Video Industry; Music Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; Web Services Industry; Asia; China; Canton (province, China)

03 Dec 2024
HBS Seminar

Jing Dong, Columbia

February 2010 (Revised November 2013)
Case

Living PlanIT

By: Robert G. Eccles, Amy C. Edmondson, Susan Thyne and Tiona Zuzul

Living PlanIT is a start-up company that has developed a new, innovative business model for sustainable urbanization. This model reflects the software and technology backgrounds of its founders, Steve Lewis and Malcolm Hutchinson, and is in vivid contrast to other... View Details

Keywords: Business Model; Business Startups; Development Economics; Entrepreneurship; City; Technological Innovation; Environmental Sustainability; Urban Development; Construction Industry; Green Technology Industry; Real Estate Industry; Portugal

01 Dec 2015
Research & Ideas

What to Do When Your Organization Has Dueling Missions

co-authors refer to this business model as “spaces of negotiation,” where there is no overlap of job functions, but there is constant communication between the socially focused and the commercially focused employees. While maintaining... View Details

Keywords: by Carmen Nobel

Jorge Tamayo

Jorge Tamayo is an assistant professor of business administration in the Strategy Unit. He teaches the Strategy course in the MBA required curriculum.

Professor Tamayo is an applied microeconomist primarily interested in industrial organization and... View Details

July 2015 (Revised March 2016)
Teaching Note

Uber and Stakeholders: Managing a New Way of Riding

By: Rosabeth Moss Kanter and Daniel Fox

This case provides a vehicle to analyze stakeholder relations as a company grows, particularly in the context of new business models that challenge established industries. It introduces the dilemmas posed by rapid growth, new technologies, regulatory uncertainty, and... View Details

Keywords: Business Model; Business or Company Management; Entrepreneurship; Business and Stakeholder Relations; Innovation and Invention; Transportation Industry

March 2010 (Revised June 2010)
Case

Dassault Systemes

By: Stefan H. Thomke and Daniela Beyersdorfer

Dassault Systèmes, a leader in product lifecycle management software, has enjoyed a very profitable business model in 3D engineering design. In the past, it has successfully managed market disruptions and opportunities through acquisition and organic innovations. Its... View Details

Keywords: Business Model; Innovation and Invention; Product Development; Product Marketing; Technology Industry

May 2016 (Revised October 2016)
Case

Agricultural Revolution without a Land Revolution: the Megafarms of CP Group

By: William C. Kirby and Nancy Hua Dai

This case describes the megafarm model launched by the CP group as part of their efforts to ensure the safety and quality of their supply chain of agricultural products (particularly, eggs) in China while also promoting the welfare of Chinese farmers. This model was... View Details

Keywords: China; Poultry; Public-private Partnership; Animal-Based Agribusiness; Family Business; Agriculture and Agribusiness Industry; China

06 Jul 2011
Research & Ideas

Are You a Level-Six Leader?

several options)? “Opportunists are the people who always ask, 'What's in it for me?'” Asking the question whom do you serve? is a powerful vector on which to build a useful typology of leadership. Based on this idea, I have constructed a six-level Purpose-Driven View Details

Keywords: by Mitch Maidique

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... View Details

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

Article

Financial Innovation and Endogenous Growth

By: Luc Laeven, Ross Levine and Stelios Michalopoulos

Is financial innovation necessary for sustaining economic growth? To address this question, we build a Schumpeterian model in which entrepreneurs earn profits by inventing better goods, and profit-maximizing financiers arise to screen entrepreneurs. The model has two... View Details

Keywords: Technological Innovation; Economic Growth

Find at Harvard

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05 Dec 2013
HBS Seminar

Tsedal Neeley, Harvard Business School

Alberto F. Cavallo

Alberto Cavallo is the Thomas S. Murphy Professor of Business Administration at Harvard Business School, where he teaches in the Business, Government, and the International Economy (BGIE) unit, a Faculty Research Fellow at the National Bureau of Economic Research, a... View Details

Research Summary

Networks

Platforms and Network Effect
On-line Social Networks
Business Models

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October 1996
Background Note

Building Effective One-on-One Work Relationships

By: Linda A. Hill

Addresses how to build effective one-on-one work relationships. Spells out the importance of analyzing your network and understanding on whom you are dependent. Also provides some criteria for assessing the quality of your relationships. Finally, it discusses how to... View Details

Keywords: Performance Effectiveness; Quality; Networks; Conflict and Resolution

October 2014 (Revised January 2016)
Case

IDEO: Human-Centered Service Design

By: Ryan W. Buell and Andrew Otazo

The case describes IDEO, one of the world's leading design firms, and its human-centered innovation culture and processes. It is an example of what managers can do to make their own organizations more innovative. In reaction to a rapidly changing competitive landscape,... View Details

Keywords: Design Thinking; Innovation; Service Management; Service; Design; Service Delivery; Innovation and Management; Entertainment and Recreation Industry; Peru

Article

Adaptive Machine Unlearning

By: Varun Gupta, Christopher Jung, Seth Neel, Aaron Roth, Saeed Sharifi-Malvajerdi and Chris Waites

Data deletion algorithms aim to remove the influence of deleted data points from trained models at a cheaper computational cost than fully retraining those models. However, for sequences of deletions, most prior work in the non-convex setting gives valid guarantees... View Details

Keywords: Machine Learning; AI and Machine Learning