Filter Results:
(2,331)
Show Results For
- All HBS Web
(5,303)
- People (32)
- News (1,155)
- Research (2,331)
- Events (31)
- Multimedia (55)
- Faculty Publications (1,655)
Show Results For
- All HBS Web
(5,303)
- People (32)
- News (1,155)
- Research (2,331)
- Events (31)
- Multimedia (55)
- Faculty Publications (1,655)
Sort by
- October 2014 (Revised November 2016)
- Technical Note
Customer Lifetime Value (CLV) vs. Customer Lifetime Return on Investment (CLROI)
By: Elie Ofek
This note presents two related measures for assessing the financial value of a customer to the firm. The first is the well-known measure of Customer Lifetime Value, or CLV for short. The second, which has received much less attention, treats the acquisition of a... View Details
Keywords: Customer Lifetime Value; Return On Investment; Segmentation; Social Networks; Customer Relationship Management; Marketing Strategy; Investment Return; Social and Collaborative Networks; Social Media
Ofek, Elie. "Customer Lifetime Value (CLV) vs. Customer Lifetime Return on Investment (CLROI)." Harvard Business School Technical Note 515-049, October 2014. (Revised November 2016.)
- 2022
- Article
Probing GNN Explainers: A Rigorous Theoretical and Empirical Analysis of GNN Explanation Methods.
By: Chirag Agarwal, Marinka Zitnik and Himabindu Lakkaraju
As Graph Neural Networks (GNNs) are increasingly employed in real-world applications, it becomes critical to ensure that the stakeholders understand the rationale behind their predictions. While several GNN explanation methods have been proposed recently, there has... View Details
Keywords: Graph Neural Networks; Explanation Methods; Mathematical Methods; Framework; Theory; Analysis
Agarwal, Chirag, Marinka Zitnik, and Himabindu Lakkaraju. "Probing GNN Explainers: A Rigorous Theoretical and Empirical Analysis of GNN Explanation Methods." Proceedings of the International Conference on Artificial Intelligence and Statistics (AISTATS) 25th (2022).
- Summer 2014
- Article
When Does a Platform Create Value by Limiting Choice?
By: Ramon Casadesus-Masanell and Hanna Halaburda
We present a theory for why it might be rational for a platform to limit the number of applications available on it. Our model is based on the observation that even if users prefer application variety, applications often also exhibit direct network effects. When there... View Details
Keywords: Platform Governance; Direct Network Effects; Indirect Network Effects; Complements; Tragedy Of The Commons; Equilibrium Selection; Coordination; Foresight; Strategy; Value Creation; Digital Platforms; Balance and Stability; Decision Choices and Conditions; Consumer Behavior; Applications and Software; Network Effects
Casadesus-Masanell, Ramon, and Hanna Halaburda. "When Does a Platform Create Value by Limiting Choice?" Journal of Economics & Management Strategy 23, no. 2 (Summer 2014): 259–293.
- November 2012 (Revised June 2013)
- Case
The Facebook IPO Litigation
By: Lena G. Goldberg and Annelena Loeb
Despite its success in the social-networking space, Facebook Inc.'s May 2012 IPO was largely considered a failure. Facebook faced multiple lawsuits and its share price had dropped significantly. Adversaries contended that Facebook had misled investors and violated... View Details
Keywords: Social Networking; IPO; Litigation Risk; Initial Public Offering; Ethics; Lawsuits and Litigation; Failure; Consumer Products Industry; Information Technology Industry; Entertainment and Recreation Industry; United States
Goldberg, Lena G., and Annelena Loeb. "The Facebook IPO Litigation." Harvard Business School Case 313-080, November 2012. (Revised June 2013.)
- July 2013
- Article
Ethnic Innovation and U.S. Multinational Firm Activity
By: C. Fritz Foley and William R. Kerr
This paper studies the impact that immigrant innovators have on the global activities of U.S. firms by analyzing detailed data on patent applications and on the operations of the foreign affiliates of U.S. multinational firms. The results indicate that increases in the... View Details
Keywords: Technology Transfer; Innovation; Ethnic Networks; Patents; Diasporas; Ethnicity; Multinational Firms and Management; Competitive Advantage; Research and Development; Foreign Direct Investment; Innovation and Invention; United States
Foley, C. Fritz, and William R. Kerr. "Ethnic Innovation and U.S. Multinational Firm Activity." Management Science 59, no. 7 (July 2013): 1529–1544.
- 2013
- Working Paper
Competing by Restricting Choice: The Case of Search Platforms
By: Hanna Halaburda and Mikolaj Jan Piskorski
Seminal papers recommend that platforms in two-sided markets increase the number of complements available. We show that a two-sided platform can successfully compete by limiting the choice of potential matches it offers to its customers while charging higher prices... View Details
Keywords: Matching Platform; Indirect Network Effects; Limits To Network Effects; Decision Choices and Conditions; Network Effects; Two-Sided Platforms; Marketplace Matching; Competitive Strategy
Halaburda, Hanna, and Mikolaj Jan Piskorski. "Competing by Restricting Choice: The Case of Search Platforms." Harvard Business School Working Paper, No. 10-098, May 2010. (Revised June 2010, March 2011, August 2011, March 2013.)
- Article
Two-Sided Platforms: Product Variety and Pricing Structures
By: Andrei Hagiu
This paper provides a new modeling framework to analyze two-sided platforms connecting producers and consumers. In contrast to the existing literature, indirect network effects are determined endogenously, through consumers' taste for variety and producer competition.... View Details
Keywords: Pricing Structure; Indirect Network Effects; Product Variety; Price; Network Effects; Two-Sided Platforms; Product; Renting or Rental; Competition
Hagiu, Andrei. "Two-Sided Platforms: Product Variety and Pricing Structures ." Journal of Economics & Management Strategy 18, no. 4 (Winter 2009).
- 2021
- Working Paper
The Value of Data and Its Impact on Competition
By: Marco Iansiti
Common regulatory perspective on the relationship between data, value, and competition in online platforms has increasingly centered on the volume of data accumulated by incumbent firms. This view posits the existence of "data network effects," where more data leads to... View Details
Keywords: Online Platforms; Data Network Effects; Analytics and Data Science; Value; Competition; Digital Platforms
Iansiti, Marco. "The Value of Data and Its Impact on Competition." Harvard Business School Working Paper, No. 22-002, July 2021.
- Research Summary
When Cultural Worlds Collide: Investigating the Cross-Cultural Multiple Audience Problem
Today, many individuals have social networks that span cultural boundaries. For example, you may have a network of colleagues in China, friends and family in the U.S., and a group of childhood friends in Greece. Chances are, you are probably comfortable interacting... View Details
- September 16, 2022
- Article
A Causal Test of the Strength of Weak Ties
By: Karthik Rajkumar, Guillaume Saint-Jacques, Iavor I. Bojinov, Erik Brynjolfsson and Sinan Aral
The authors analyzed data from multiple large-scale randomized experiments on LinkedIn’s People You May Know algorithm, which recommends new connections to LinkedIn members, to test the extent to which weak ties increased job mobility in the world’s largest... View Details
Rajkumar, Karthik, Guillaume Saint-Jacques, Iavor I. Bojinov, Erik Brynjolfsson, and Sinan Aral. "A Causal Test of the Strength of Weak Ties." Science 377, no. 6612 (September 16, 2022).
- 2006
- Working Paper
Corporate Governance and Networks: Bankers in the Corporate Networks of Brazil, Mexico, and the United States circa 1910
By: Aldo Musacchio
Musacchio, Aldo. "Corporate Governance and Networks: Bankers in the Corporate Networks of Brazil, Mexico, and the United States circa 1910." Harvard Business School Working Paper, No. 07-008, July 2006.
- 2022
- Chapter
Foreword
By: Jeff Polzer
Polzer, Jeff. "Foreword." In Handbook of Graphs and Networks in People Analytics: With Examples in R and Python. 1st Edition by Keith McNulty, xi–xiii. Chapman & Hall/CRC, 2022.
- October 2014
- Module Note
Market Design in Online Businesses (Abridged)
By: Peter Coles and Benjamin Edelman
The purpose of this note is to characterize the challenges entrepreneurs may face in creating a well-functioning ecosystem of users, and to equip entrepreneurs with tools to overcome these obstacles. The note is meant to accompany the final module of the "The Online... View Details
Keywords: Platform Design; Network Effects; Market Design; Information Technology Industry; Information Industry; Advertising Industry
Coles, Peter, and Benjamin Edelman. "Market Design in Online Businesses (Abridged)." Harvard Business School Module Note 915-016, October 2014.
- 2006
- Chapter
The Social Dimensions of Entrepreneurship
By: Amir Licht and Jordan I. Siegel
Schumpeter's canonical depiction of the entrepreneur as an agent of social and economic change implies that entrepreneurs are especially sensitive to the social environment. We use an organizing framework based on institutional economics, in combination with lessons... View Details
Keywords: Entrepreneurship; Social Institutions; Culture; Law; Social Networks; Reputation; Social Entrepreneurship; Corporate Social Responsibility and Impact
Licht, Amir, and Jordan I. Siegel. "The Social Dimensions of Entrepreneurship." In Oxford Handbook of Entrepreneurship, edited by Mark Casson, Bernard Yeung, Anuradha Basu, and Nigel Wadeson. Oxford: Oxford University Press, 2006.
- November 2012
- Teaching Note
Groupon (TN)
By: Sunil Gupta, Ray Weaver and Yien Hao Lock
On November 4, 2011, Groupon, a marketing services company that promoted local businesses by selling deeply discounted vouchers for their products and services, completed its initial public offering that valued the company at $17 billion. Within a year Groupon's share... View Details
- 2012
- Working Paper
What Do Managers Do? Exploring Persistent Performance Differences among Seemingly Similar Enterprises
By: Robert Gibbons and Rebecca Henderson
Social networks and social groups have both been seen as important to discouraging malfeasance and supporting the global pro-social norms that underlie social order, but have typically been treated either as pure substitutes or as having completely independent effects.... View Details
Keywords: Social Norms; Social Networks; Triadic Closure; Social Groups; Group Identity; Groups and Teams; Identity; Performance Consistency; Social and Collaborative Networks; Societal Protocols; Social Media
Gibbons, Robert, and Rebecca Henderson. "What Do Managers Do? Exploring Persistent Performance Differences among Seemingly Similar Enterprises." Harvard Business School Working Paper, No. 13-020, August 2012.
- May–June 2020
- Article
Interfirm Ties Between Ventures and Limited Partners of Venture Capital Funds: Performance Effects in Financial Markets
By: Umit Ozmel, M. Deniz Yavuz, Timothy E. Trombley and Ranjay Gulati
We argue that strong indirect ties are conducive to the transfer of private information, which provides an advantage in identifying profitable investment opportunities. In our context, a strong indirect tie is generated between an investor and a focal firm if the... View Details
Ozmel, Umit, M. Deniz Yavuz, Timothy E. Trombley, and Ranjay Gulati. "Interfirm Ties Between Ventures and Limited Partners of Venture Capital Funds: Performance Effects in Financial Markets." Organization Science 31, no. 3 (May–June 2020): 698–719.
- 2007
- Working Paper
Proprietary vs. Open Two-Sided Platforms and Social Efficiency
By: Andrei Hagiu
This paper identifies a fundamental economic welfare tradeoff between two-sided open platforms and two-sided proprietary (closed) platforms connecting consumers and producers. Proprietary platforms create two-sided deadweight losses through monopoly pricing but at the... View Details
Keywords: Two-Sided Markets; Platforms; Indirect Network Effects; Product Variety; Social Efficiency; Two-Sided Platforms; Network Effects; Welfare or Wellbeing
Hagiu, Andrei. "Proprietary vs. Open Two-Sided Platforms and Social Efficiency." Harvard Business School Working Paper, No. 07-095, May 2007.
- 2021
- Working Paper
Exclusive Dealing and Entry by Competing Two-Sided Platforms
By: Cristian Chica, Kenneth Chuk and Jorge Tamayo
We study competition between horizontally differentiated platforms offering exclusive and non-exclusive contracts to one side of the market (content providers). The introduction of non-exclusive contracts in addition to exclusive contracts softens the competition for... View Details
Keywords: Two-Sided Markets; Platform Price Competition; Network Externalities; Exclusive Contracts; Multi-homing; Digital Platforms; Price; Competition; Contracts
Chica, Cristian, Kenneth Chuk, and Jorge Tamayo. "Exclusive Dealing and Entry by Competing Two-Sided Platforms." Harvard Business School Working Paper, No. 21-092, March 2021. (R&R International Journal of Industrial Organization.)
- August 2022
- Teaching Note
BTS & ARMY
By: Doug J. Chung and Kay R. Koo
Industry leaders must define a particular outcome of interest (i.e., an objective) to establish an organization’s strategy. BTS’s initial objective was to increase brand recognition and to acquire a solid fanbase. The proliferation of social network platforms... View Details