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Show Results For
- All HBS Web
(3,549)
- People (13)
- News (885)
- Research (2,017)
- Events (33)
- Multimedia (3)
- Faculty Publications (801)
- 2014
- Working Paper
~To Groupon or Not to Groupon: The Profitability of Deep Discounts
By: Benjamin G. Edelman
We examine the profitability and implications of online discount vouchers, a relatively new marketing tool that offers consumers large discounts when they prepay for participating firms' goods and services. Within a model of repeat experience good purchase, we examine... View Details
Keywords: Voucher Discounts; Groupon; Experience Goods; Repeat Purchase; Online Advertising; Price; Profit; Marketing Strategy; Retail Industry
Edelman, Benjamin G. "~To Groupon or Not to Groupon: The Profitability of Deep Discounts." Harvard Business School Working Paper, No. 11-063, December 2010. (Revised June 2011, October 2011, January 2014. Featured in Working Knowledge: Is Groupon Good for Retailers? Excerpted in HBR Blogs: To Groupon or Not To Groupon: New Research on Voucher Profitability.)
- April 2002
- Article
Limited Arbitrage in Mergers and Acquisitions
By: Malcolm Baker and Serkan Savasoglu
A diversified portfolio of risk arbitrage positions produces an abnormal return of 0.6-0.9% per month over the period from 1981 to 1996. We trace these profits to practical limits on risk arbitrage. In our model of risk arbitrage, arbitrageurs' risk-bearing capacity... View Details
Keywords: Arbitrage; Market Efficiency; Mergers and Acquisitions; Profit; Risk and Uncertainty; Corporate Strategy; Capital; Banking Industry
Baker, Malcolm, and Serkan Savasoglu. "Limited Arbitrage in Mergers and Acquisitions." Journal of Financial Economics 64, no. 1 (April 2002): 91–116.
- October 2016 (Revised February 2017)
- Teaching Note
Alvogen
By: Daniel Isenberg, William R. Kerr and Alexis Brownell
Alvogen is an Icelandic pharmaceutical company that makes and sells generic drugs. Founder and CEO Robert Wessman is deciding whether to take on private equity investors willing to buy out all shareholders, merge with a large and publicly-traded US pharmaceutical... View Details
- April 2002
- Article
Internal Capital Markets and Firm-Level Compensation Incentives for Division Managers
By: Julie Wulf
Do multidivisional firms structure compensation contracts for division managers to mitigate incentive problems in their internal capital markets? I find evidence that compensation and investment incentives are substitutes: firms providing a stronger link to firm... View Details
Keywords: Capital Markets; Executive Compensation; Capital Budgeting; Motivation and Incentives; Profit; Decisions; Resource Allocation; Performance; Investment; Contracts
Wulf, Julie. "Internal Capital Markets and Firm-Level Compensation Incentives for Division Managers." Journal of Labor Economics 20, no. 2 (April 2002): S219–S262.
- 2018
- Working Paper
Forecasting Airport Transfer Passenger Flow Using Real-Time Data and Machine Learning
By: Xiaojia Guo, Yael Grushka-Cockayne and Bert De Reyck
Problem definition: In collaboration with Heathrow Airport, we develop a predictive system that generates quantile forecasts of transfer passengers’ connection times. Sampling from the distribution of individual passengers’ connection times, the system also produces... View Details
Keywords: Quantile Forecasts; Regression Tree; Copula; Passenger Flow Management; Data-driven Operations; Forecasting and Prediction; Data and Data Sets
Guo, Xiaojia, Yael Grushka-Cockayne, and Bert De Reyck. "Forecasting Airport Transfer Passenger Flow Using Real-Time Data and Machine Learning." Harvard Business School Working Paper, No. 19-040, October 2018.
- 16 May 2013
- HBS Seminar
Robert Gierkink, Chairman, Datalogix
- Article
What Is Your Status Portfolio? Higher Status Variance across Groups Increases Interpersonal Helping but Decreases Intrapersonal Well-being
By: Catarina R. Fernandes, Siyu Yu, Taeya M. Howell, Alison Wood Brooks, Gavin J. Kilduff and Nathan C. Pettit
Individuals belong to multiple groups across various domains of life, which in aggregate constitute a portfolio of potentially distinct levels of experienced status. We propose a two-factor model for assessing the effects of an individual’s status portfolio, based on... View Details
Keywords: Status; Social Hierarchies; Helping; Perspective Taking; Anxiety; Status and Position; Groups and Teams; Perspective; Well-being
Fernandes, Catarina R., Siyu Yu, Taeya M. Howell, Alison Wood Brooks, Gavin J. Kilduff, and Nathan C. Pettit. "What Is Your Status Portfolio? Higher Status Variance across Groups Increases Interpersonal Helping but Decreases Intrapersonal Well-being." Organizational Behavior and Human Decision Processes 165 (July 2021): 56–75.
- 2008
- Working Paper
Opening Platforms: How, When and Why?
By: Thomas R. Eisenmann, Geoffrey Parker and Marshall Van Alstyne
Platform-mediated networks encompass several distinct types of participants, including end users, complementors, platform providers who facilitate users' access to complements, and sponsors who develop platform technologies. Each of these roles can be opened-that... View Details
Keywords: Decision Choices and Conditions; Governance Controls; Market Participation; Digital Platforms
Eisenmann, Thomas R., Geoffrey Parker, and Marshall Van Alstyne. "Opening Platforms: How, When and Why?" Harvard Business School Working Paper, No. 09-030, September 2008.
- 2023
- Working Paper
The Subjective Expected Utility Approach and a Framework for Defining Project Risk in Terms of Novelty and Feasibility—A Response to Franzoni and Stephan (2023), ‘Uncertainty and Risk-Taking in Science’
In their Discussion Paper, Franzoni and Stephan (F&S, 2023) discuss the shortcomings of existing peer review models in shaping the funding of risky science. Their discussion offers a conceptual framework for incorporating risk into peer review models of research... View Details
Lane, Jacqueline N. "The Subjective Expected Utility Approach and a Framework for Defining Project Risk in Terms of Novelty and Feasibility—A Response to Franzoni and Stephan (2023), ‘Uncertainty and Risk-Taking in Science’." Harvard Business School Working Paper, No. 23-037, January 2023.
- 2022
- Working Paper
The Disagreement Problem in Explainable Machine Learning: A Practitioner's Perspective
By: Satyapriya Krishna, Tessa Han, Alex Gu, Javin Pombra, Shahin Jabbari, Steven Wu and Himabindu Lakkaraju
As various post hoc explanation methods are increasingly being leveraged to explain complex models in high-stakes settings, it becomes critical to develop a deeper understanding of if and when the explanations output by these methods disagree with each other, and how... View Details
Krishna, Satyapriya, Tessa Han, Alex Gu, Javin Pombra, Shahin Jabbari, Steven Wu, and Himabindu Lakkaraju. "The Disagreement Problem in Explainable Machine Learning: A Practitioner's Perspective." Working Paper, 2022.
- May 2019 (Revised June 2021)
- Case
State of Charge: The Massachusetts Energy Storage Initiative
By: John R. Wells and Benjamin Weinstock
In early 2017, Judith Judson (Harvard Business School MBA, 2000), Commissioner of the Massachusetts Department of Energy Resources (DOER), was reflecting on the results of the initiative she had led to identify the contribution advanced electricity storage could make... View Details
Keywords: Energy Storage; Energy Generation; Programs; Policy; Strategy; Energy Industry; Utilities Industry; Massachusetts
Wells, John R., and Benjamin Weinstock. "State of Charge: The Massachusetts Energy Storage Initiative." Harvard Business School Case 719-448, May 2019. (Revised June 2021.)
Karim R. Lakhani
Karim R. Lakhani is the Dorothy & Michael Hintze Professor of Business Administration at the Harvard Business School. He specializes in technology management, innovation, digital transformation and artificial... View Details
- 2012
- Working Paper
~Why Do We Redistribute so Much but Tag so Little? Normative Diversity, Equal Sacrifice and Optimal Taxation
Tagging is a free lunch in conventional optimal tax theory because it eases the classic tradeoff between efficiency and equality. But tagging is used in only limited ways in tax policy. I propose one explanation: conventional optimal tax theory has yet to capture the... View Details
Keywords: Forecasting and Prediction; Cost; Framework; Policy; Taxation; Analytics and Data Science; Performance Efficiency; United States
Weinzierl, Matthew. "~Why Do We Redistribute so Much but Tag so Little? Normative Diversity, Equal Sacrifice and Optimal Taxation." Harvard Business School Working Paper, No. 12-064, January 2012. (Revised August 2012. NBER Working Paper Series, No. 18045, August 2012)
- Research Summary
Social Networks and Unraveling in Labor Markets
This paper develops a model of local unraveling (or early hiring) in entry-level labor markets. Information about workers' productivity is revealed over time and transmitted credibly via a two-sided network connecting firms and workers. While employment starts only... View Details
- 2020
- Working Paper
Sex Selection and the Indian Marriage Market
I consider the widespread phenomenon of sex ratios skewed by parental preference. Edlund (1999) proposes that if parents prefer sons and permit only women to marry up in social class, sexes will segregate by wealth in equilibrium. Using data on 30,000 Indian children,... View Details
Keywords: Sex Selection; Marriage Market; Bargaining Power; Gender; Information Technology; Household; Outcome or Result; India
Hussam, Reshmaan N. "Sex Selection and the Indian Marriage Market." Harvard Business School Working Paper, No. 18-029, September 2017. (Revised October 2020.)
- 2017
- Working Paper
Firm Selection and Corporate Cash Holdings
By: Juliane Begenau and Berardino Palazzo
Among stock market entrants, more firms over time are R&D intensive with initially lower profitability but higher growth potential. This sample-selection effect determines the secular trend in U.S. public firms’ cash holdings. A stylized firm industry model allows us... View Details
Keywords: Initial Public Offering; Market Entry and Exit; Supply and Industry; Research and Development
Begenau, Juliane, and Berardino Palazzo. "Firm Selection and Corporate Cash Holdings." NBER Working Paper Series, No. 23249, March 2017. (Revised February 2017. Harvard Business School Working Paper, No. 16-130, May 2016)
- 2012
- Article
Patent Policy, Patent Pools, and the Accumulation of Claims in Sequential Innovation
By: Gaston Llanes and Stefano Trento
We present a dynamic model where the accumulation of patents generates an increasing number of claims on sequential innovation. We compare innovation activity under three regimes—patents, no-patents, and patent pools—and find that none of them can reach the first best.... View Details
Llanes, Gaston, and Stefano Trento. "Patent Policy, Patent Pools, and the Accumulation of Claims in Sequential Innovation." Economic Theory 50, no. 3 (August 2012): 703–725.
- March 2020
- Case
Forbidden City: Launching a Craft Beer in China
By: Christopher A. Bartlett and Carole Carlson
This case describes a difficult choice faced by Victor Wang, Managing Director of Singapore-based Eurasian Brewing Company (EBC), concerning the competing product launch plans of Le Jie, Vice President of EBC's China and East Asian operations, and Vivian Chin, EBC's... View Details
Keywords: Subsidiary Management; Craft Brewing; Strategy; Decision Making; Organizational Structure; Business Model; Growth and Development Strategy; Entrepreneurship; Management Style; Food and Beverage Industry; China; East Asia
Bartlett, Christopher A., and Carole Carlson. "Forbidden City: Launching a Craft Beer in China." Harvard Business School Brief Case 920-559, March 2020.
- Article
Best Practices for Differentiated Products Demand Estimation with PyBLP
Differentiated products demand systems are a workhorse for understanding the price effects of mergers, the value of new goods, and the contribution of products to seller networks. Berry, Levinsohn, and Pakes (1995) provide a flexible random coefficients logit model... View Details
Conlon, Chris, and Jeff Gortmaker. "Best Practices for Differentiated Products Demand Estimation with PyBLP." RAND Journal of Economics 51, no. 4 (2020): 1108–1161.
- 2021
- Article
Fair Algorithms for Infinite and Contextual Bandits
By: Matthew Joseph, Michael J Kearns, Jamie Morgenstern, Seth Neel and Aaron Leon Roth
We study fairness in linear bandit problems. Starting from the notion of meritocratic fairness introduced in Joseph et al. [2016], we carry out a more refined analysis of a more general problem, achieving better performance guarantees with fewer modelling assumptions... View Details
Joseph, Matthew, Michael J Kearns, Jamie Morgenstern, Seth Neel, and Aaron Leon Roth. "Fair Algorithms for Infinite and Contextual Bandits." Proceedings of the AAAI/ACM Conference on Artificial Intelligence, Ethics, and Society 4th (2021).