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Show Results For
- All HBS Web
(1,057)
- People (1)
- News (189)
- Research (740)
- Events (5)
- Multimedia (7)
- Faculty Publications (373)
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- 2023
- Article
Estimating Causal Peer Influence in Homophilous Social Networks by Inferring Latent Locations.
By: Edward McFowland III and Cosma Rohilla Shalizi
Social influence cannot be identified from purely observational data on social networks, because such influence is generically confounded with latent homophily, that is, with a node’s network partners being informative about the node’s attributes and therefore its... View Details
Keywords: Causal Inference; Homophily; Social Networks; Peer Influence; Social and Collaborative Networks; Power and Influence; Mathematical Methods
McFowland III, Edward, and Cosma Rohilla Shalizi. "Estimating Causal Peer Influence in Homophilous Social Networks by Inferring Latent Locations." Journal of the American Statistical Association 118, no. 541 (2023): 707–718.
- November 1996 (Revised June 1999)
- Case
Living on Internet Time: Product Development at Netscape, Yahoo!, NetDynamics, and Microsoft
By: Marco Iansiti and Alan D. MacCormack
Describes how four companies in the Internet software market approach product development. Drawing upon short case studies of three recent projects, students are invited to synthesize the common attributes of development practice in turbulent environments. View Details
Keywords: Product Development; Internet and the Web; Applications and Software; Situation or Environment; Volatility; Risk and Uncertainty; Research and Development; Information Technology Industry; United States
Iansiti, Marco, and Alan D. MacCormack. "Living on Internet Time: Product Development at Netscape, Yahoo!, NetDynamics, and Microsoft." Harvard Business School Case 697-052, November 1996. (Revised June 1999.)
- 1982
- Article
When Self-Descriptions Contradict Behavior: Actions do Speak Louder than Words
By: T. M. Amabile and L. Kabat
Subjects viewed two videotapes, one depicting a stimulus person's self-description and the other depicting that person's behavior in a conversation, according to a four-way factorial design personality descriptor used in the self-description ("introvert" or... View Details
Amabile, T. M., and L. Kabat. "When Self-Descriptions Contradict Behavior: Actions do Speak Louder than Words." Social Cognition 1 (1982): 311–335.
- September 2014 (Revised January 2015)
- Module Note
Building Effective Working Relationships
This note introduces a framework for deliberately building effective interpersonal relationships. First, we will define the necessary attributes of these relationships. Next, we will discuss common barriers to effectiveness. Lastly, we will provide tools to build and... View Details
Keywords: Interpersonal Relations; Power And Influence; Networks; Interpersonal Communication; Performance Effectiveness
Ramarajan, Lakshmi. "Building Effective Working Relationships." Harvard Business School Module Note 415-030, September 2014. (Revised January 2015.)
- September 2001 (Revised October 2002)
- Case
Virgin Group, The: Filling in the Value Gap
By: Frances X. Frei, Hanna Rodriguez-Farrar and Corey B. Hajim
Chronicles the successes and failures of the Virgin Group. By examining these examples, students discover attributes of Virgin's overall service concept, which, at its core, competes on quality rather than on price. Students are challenged to consider how Virgin might... View Details
Keywords: Quality; Competition; Price; Business Conglomerates; Service Operations; Service Delivery; Market Entry and Exit
Frei, Frances X., Hanna Rodriguez-Farrar, and Corey B. Hajim. "Virgin Group, The: Filling in the Value Gap." Harvard Business School Case 602-057, September 2001. (Revised October 2002.)
- 14 Jul 2009
- First Look
First Look: July 14
firms face market uncertainty about consumers' preferences for innovation on two product attributes and technology uncertainty about the success of their R&D investments. Firms can conduct costly market research before setting R&D... View Details
Keywords: Martha Lagace
- May 2001 (Revised June 2010)
- Case
Jumpstart
Many in the nonprofit sector doubt whether organizational performance can be measured. Jumpstart, a 10-year-old nonprofit, developed performance measurement and management systems from its inception. The organization has experienced explosive growth and attributes a... View Details
Keywords: Management Systems; Measurement and Metrics; Organizational Culture; Performance Improvement; Nonprofit Organizations
Grossman, Allen S. "Jumpstart." Harvard Business School Case 301-037, May 2001. (Revised June 2010.)
- June 2017
- Case
Harmonie Water: Refreshing the World Naturally
By: John A. Quelch and John L. Teopaco
The marketing director of Harmonie Mineral Water—the second-best selling bottled water in the world—is using findings from two project studies to assess how to establish a global brand identity for Harmonie via television advertising. He must decide what product... View Details
Keywords: Brands and Branding; Advertising; Marketing Communications; Global Strategy; Food and Beverage Industry
Quelch, John A., and John L. Teopaco. "Harmonie Water: Refreshing the World Naturally." Harvard Business School Brief Case 917-527, June 2017.
- August 2000
- Exercise
Brand Report Card Exercise
Designed primarily to give students the opportunity to evaluate brands by breaking down individual attributes and analyzing performance in these areas. In doing so, students will be able to isolate a brand's distinct characteristics and decide which areas are the most... View Details
Keywords: Brands and Branding
Lemon, Katherine N., Kevin L. Keller, and Elizabeth Bornheimer. "Brand Report Card Exercise." Harvard Business School Exercise 501-004, August 2000.
- July 2011
- Supplement
Assistant Professor Gyan Gupta and the Wet Noodle Class (B)
By: Dorothy Leonard
Professor Gupta has imposed two new policies on his class, midway through the term: 1) No use of Internet to locate additional information on the company in the case; 2) an increase in the percentage of grades attributed to class participation. He meets with rebellion... View Details
Keywords: Teaching; Learning; Internet and the Web; Governing Rules, Regulations, and Reforms; Change; Education Industry
Leonard, Dorothy. "Assistant Professor Gyan Gupta and the Wet Noodle Class (B)." Harvard Business School Supplement 912-406, July 2011.
- January 2019
- Article
Bubbles for Fama
By: Robin Greenwood, Andrei Shleifer and Yang You
We evaluate Eugene Fama's claim that stock prices do not exhibit price bubbles. Based on U.S. industry returns 1926–2014 and international sector returns 1985–2014, we present four findings: (1) Fama is correct in that a sharp price increase of an industry portfolio... View Details
Keywords: Bubble; Market Efficiency; Predictability; Price Bubble; Stocks; Price; Forecasting and Prediction
Greenwood, Robin, Andrei Shleifer, and Yang You. "Bubbles for Fama." Journal of Financial Economics 131, no. 1 (January 2019): 20–43. (Internet Appendix Here.)
- December 2011 (Revised March 2013)
- Background Note
The Business Development Manager
By: Jeffrey J. Bussgang, Thomas R. Eisenmann, Sarah Dillard, Katharine Nevins and Puja Ramani
Describes the role of business development (BD) managers in technology companies, detailing: 1) BD managers' key responsibilities at each step in the process of creating a partnership agreement; 2) how the nature of the BD function evolves as a technology startup... View Details
Keywords: Entrepreneurship; Partnerships; High Technology Products; Information Technology; Business or Company Management; Partners and Partnerships; Management Skills; Business Startups; Growth and Development Strategy; Technology Industry
Bussgang, Jeffrey J., Thomas R. Eisenmann, Sarah Dillard, Katharine Nevins, and Puja Ramani. "The Business Development Manager." Harvard Business School Background Note 812-107, December 2011. (Revised March 2013.)
- April 6, 2022
- Article
5 Principles of Purposeful Leadership
By: Hubert Joly
The traditional model of the leader-hero who saves the day, knows it all, is the smartest person in the room, and is too often driven by power, fame, glory, or money is not appropriate in today’s environment. People today expect a different kind of leader. While each... View Details
Keywords: Leadership, Personal Strategy ＆ Style; Purpose; Roles; Authenticity; Leadership; Values and Beliefs; Leadership Style
Joly, Hubert. "5 Principles of Purposeful Leadership." Harvard Business Review Digital Articles (April 6, 2022).
- April 1999 (Revised March 2000)
- Background Note
Discovering What Has Already Been Discovered: Why Did Your Customers Hire Your Product?
By: Clayton M. Christensen
Describes a methodology for identifying markets for new technologies and for defining the highest value attributes of new products or services. It helps innovators escape the trap of incremental improvements to established product concepts by asking a straightforward... View Details
Christensen, Clayton M. "Discovering What Has Already Been Discovered: Why Did Your Customers Hire Your Product?" Harvard Business School Background Note 699-029, April 1999. (Revised March 2000.)
- April 2019 (Revised December 2021)
- Case
Sears: The Demise of an American Icon
By: Kristin Mugford and Sarah L. Abbott
In 2019, ESL Investments’ $5.2 billion offer to purchase Sears Holdings out of Chapter 11 bankruptcy, was accepted, despite opposition from the company's unsecured creditors and other parties. ESL, which was led by Eddie Lampert, had acquired a stake in Sears following... View Details
Keywords: Bankruptcy; Reorganization; Bonds; Restructuring; Business Divisions; Transformation; Fairness; Borrowing and Debt; Credit; Insolvency and Bankruptcy; Corporate Governance; Motivation and Incentives; Retail Industry; United States
Mugford, Kristin, and Sarah L. Abbott. "Sears: The Demise of an American Icon." Harvard Business School Case 219-106, April 2019. (Revised December 2021.)
- June 2024
- Article
The Diversity Heuristic: How Team Demographic Composition Influences Judgments of Team Creativity
By: Devon Proudfoot, Zachariah Berry, Edward H. Chang and Min B. Kay
Despite mixed evidence for the relationship between demographic diversity and creativity, we propose that observers hold a lay belief that demographic diversity increases creativity and apply this lay belief in judgments about teams and their creative work. Across... View Details
Proudfoot, Devon, Zachariah Berry, Edward H. Chang, and Min B. Kay. "The Diversity Heuristic: How Team Demographic Composition Influences Judgments of Team Creativity." Management Science 70, no. 6 (June 2024): 3879–3901.
- Article
A Critical Examination of Corporate Environmental and Social Impact Measurement and Valuation
By: Judith Stroehle, Ali Aslan Gümüşay, Laura Marie Edinger-Schons, Amyn Vogel, Alnoor Ebrahim, Andreas Rasche, Andrew King, Ken Pucker, Richard Barker, Juliane Reinecke, Giovanna Michelon, Stuart Cooper, Dror Etzion, Karim Harji, Marya Besharov, Colin Mayer, Nien-hê Hsieh and Emma van den Terrell
The assignment of monetary values to a company's impact on society and the natural environment promises much. At the same time, this endeavor would benefit from addressing three prior ethical considerations: 1) determining responsibility to clarify attribution of... View Details
Keywords: ESG; Social Impact; Impact Accounting; Corporate Responsibility; Impact Measurement; Corporate Social Responsibility and Impact; Ethics; Valuation; Corporate Accountability
Stroehle, Judith, Ali Aslan Gümüşay, Laura Marie Edinger-Schons, Amyn Vogel, Alnoor Ebrahim, Andreas Rasche, Andrew King, Ken Pucker, Richard Barker, Juliane Reinecke, Giovanna Michelon, Stuart Cooper, Dror Etzion, Karim Harji, Marya Besharov, Colin Mayer, Nien-hê Hsieh, and Emma van den Terrell. "A Critical Examination of Corporate Environmental and Social Impact Measurement and Valuation." Journal of Management Inquiry (in press). (Curated dialog contribution by Nien-hê Hsieh and Emma van den Terrell titled “Ethical Issues for Impact Measurement and Valuation: Responsibility, Relevance, and Reform,” pp. 12–13.)
- Article
Product Positioning in a Two-Dimensional Vertical Differentiation Model: The Role of Quality Costs
By: Dominique Lauga and Elie Ofek
We study a duopoly model where consumers are heterogeneous with respect to their willingness to pay for two product characteristics and marginal costs are increasing with the quality level chosen on each attribute. We show that while firms seek to manage competition... View Details
Keywords: Duopoly and Oligopoly; Customers; Quality; Product Positioning; Competition; Management; Cost; Product
Lauga, Dominique, and Elie Ofek. "Product Positioning in a Two-Dimensional Vertical Differentiation Model: The Role of Quality Costs." Marketing Science 30, no. 5 (September–October 2011): 903–923.
- May 2013
- Case
Bridgewater Associates
By: Jeffrey T. Polzer and Heidi K. Gardner
Bridgewater Associates was the world's largest hedge fund with approximately $120 billion in assets under management in mid-2012, and its leaders attribute its record-beating performance to the firm's culture of "radical transparency." The founder, Ray Dalio, was... View Details
Keywords: Management Style; Motivation and Incentives; Management Practices and Processes; Organizational Culture; Performance; Leadership Style; Investment; Financial Services Industry
Polzer, Jeffrey T., and Heidi K. Gardner. "Bridgewater Associates." Harvard Business School Multimedia/Video Case 413-702, May 2013.
- Winter 2013
- Article
Mandatory IFRS Adoption and Financial Statement Comparability
By: Francois Brochet, Alan Jagolinzer and Edward J. Riedl
This study examines whether mandatory adoption of International Financial Reporting Standards (IFRS) leads to capital market benefits through enhanced financial statement comparability. UK domestic standards are considered very similar to IFRS (Bae et al., 2008),... View Details
Keywords: IFRS; Comparability; Private Information; Insider Trading; Ethics; Standards; Financial Statements
Brochet, Francois, Alan Jagolinzer, and Edward J. Riedl. "Mandatory IFRS Adoption and Financial Statement Comparability." Contemporary Accounting Research 30, no. 4 (Winter 2013): 1373–1400.