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- All HBS Web
(3,772)
- People (13)
- News (856)
- Research (1,970)
- Events (22)
- Multimedia (3)
- Faculty Publications (775)
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- March 2022
- Article
Estimating the Effectiveness of Permanent Price Reductions for Competing Products Using Multivariate Bayesian Structural Time Series Models
By: Fiammetta Menchetti and Iavor Bojinov
Researchers regularly use synthetic control methods for estimating causal effects when a sub-set of units receive a single persistent treatment, and the rest are unaffected by the change. In many applications, however, units not assigned to treatment are nevertheless... View Details
Keywords: Causal Inference; Partial Interference; Synthetic Controls; Bayesian Structural Time Series; Mathematical Methods
Menchetti, Fiammetta, and Iavor Bojinov. "Estimating the Effectiveness of Permanent Price Reductions for Competing Products Using Multivariate Bayesian Structural Time Series Models." Annals of Applied Statistics 16, no. 1 (March 2022): 414–435.
- Article
Robust and Stable Black Box Explanations
By: Himabindu Lakkaraju, Nino Arsov and Osbert Bastani
As machine learning black boxes are increasingly being deployed in real-world applications, there
has been a growing interest in developing post hoc explanations that summarize the behaviors
of these black boxes. However, existing algorithms for generating such... View Details
Lakkaraju, Himabindu, Nino Arsov, and Osbert Bastani. "Robust and Stable Black Box Explanations." Proceedings of the International Conference on Machine Learning (ICML) 37th (2020): 5628–5638. (Published in PMLR, Vol. 119.)
- October 2022
- Article
How Leaders with Divergent Visions Generate Novel Strategy: Navigating the Paradox of Preservation and Modernization in Swiss Watchmaking
By: Ryan Raffaelli, Rich DeJordy and Rory M. McDonald
How do leaders with divergent visions for their organization come together to create a novel strategy? This paper employs paradox as a lens to investigate how leader-dyads can integrate opposing strategies to produce a new, generative approach. Drawing on a qualitative... View Details
Keywords: Strategic Paradoxes; Senior Leaders; Organizational Reinvention; Leadership; Technological Innovation; Innovation and Management; Innovation Strategy; Change; Manufacturing Industry; Consumer Products Industry; Switzerland
Raffaelli, Ryan, Rich DeJordy, and Rory M. McDonald. "How Leaders with Divergent Visions Generate Novel Strategy: Navigating the Paradox of Preservation and Modernization in Swiss Watchmaking." Academy of Management Journal 65, no. 5 (October 2022): 1593–1622.
- June 2020 (Revised August 2020)
- Supplement
Vanguard Retail Operations (B)
By: Willy C. Shih and Antonio Moreno
The first two cases in this series are set in the financial services industry, and explore whether it is better for back-office workers to be generalists who provide the flexibility of being able to handle the complete range of transactions that the company faces or... View Details
Keywords: Pooling; Generalist Model; Specialist Model; Service Operations; Management; Financial Services Industry; United States
Shih, Willy C., and Antonio Moreno. "Vanguard Retail Operations (B)." Harvard Business School Supplement 620-105, June 2020. (Revised August 2020.)
- May 2012 (Revised November 2015)
- Case
The National Geographic Society (A) (Abridged)
By: David A. Garvin and Annelena Lobb
In January 2010, John Fahey, president, CEO, and chairman of the board of trustees' executive committee of the Washington, D.C.–based National Geographic Society (NGS), must decide how best to organize the 121-year old mission-driven organization for a world of... View Details
Keywords: General Management; Change Management; Media And Publishing; Digital Convergence; Strategy Development; Business Models; Information Publishing; Online Technology; Business Model; Organizational Structure; Business Strategy; Publishing Industry
Garvin, David A., and Annelena Lobb. "The National Geographic Society (A) (Abridged)." Harvard Business School Case 312-120, May 2012. (Revised November 2015.)
- Article
Counterfactual Explanations Can Be Manipulated
By: Dylan Slack, Sophie Hilgard, Himabindu Lakkaraju and Sameer Singh
Counterfactual explanations are useful for both generating recourse and auditing fairness between groups. We seek to understand whether adversaries can manipulate counterfactual explanations in an algorithmic recourse setting: if counterfactual explanations indicate... View Details
Slack, Dylan, Sophie Hilgard, Himabindu Lakkaraju, and Sameer Singh. "Counterfactual Explanations Can Be Manipulated." Advances in Neural Information Processing Systems (NeurIPS) 34 (2021).
- 1977
- Working Paper
Mitigating Demographic Risk Through Social Insurance
By: Jerry R. Green
A two-period lifetime overlapping generations growth model is used to evaluate the possibility that social insurance can effectively offset economic risks associated with uncertainty about the rate of population growth. Crude measures of the seriousness of this type of... View Details
Keywords: Social Insurance; Econometric Models; Public Sector; Government Administration; Policy; Human Needs; Social Issues; Risk and Uncertainty
Green, Jerry R. "Mitigating Demographic Risk Through Social Insurance." NBER Working Paper Series, No. 215, November 1977.
- 2024
- Working Paper
Climate Solutions, Transition Risk, and Stock Returns
By: Shirley Lu, Edward J. Riedl, Simon Xu and George Serafeim
Using large language models to measure firms' climate solution products and services, we find that high-climate solution firms exhibit lower stock returns and higher market valuation multiples. Their stock prices respond positively to events signaling increased demand... View Details
Keywords: Climate Change; Innovation; Sustainability; Technology; Artificial Intelligence; Generative Ai; Large Language Models; Environment; Climate Finance; Investing
Lu, Shirley, Edward J. Riedl, Simon Xu, and George Serafeim. "Climate Solutions, Transition Risk, and Stock Returns." Harvard Business School Working Paper, No. 25-024, November 2024.
- November 2020 (Revised September 2021)
- Case
HP Instant Ink: (Self) Disrupting the Consumer Printing Market
By: Elie Ofek, Marco Bertini, Oded Koenigsberg and George Gonzalez
Seeking to disrupt the consumer printing market (before being disrupted by others), and in response to customer pain points, in 2013 HP Inc. launched an ink replenishment service called Instant Ink, where customers pay a monthly subscription fee based on the number of... View Details
Keywords: Printing; Ink; Subscription Model; Customers; Information Infrastructure; Service Delivery; Business Model; Disruption; Growth and Development Strategy
Ofek, Elie, Marco Bertini, Oded Koenigsberg, and George Gonzalez. "HP Instant Ink: (Self) Disrupting the Consumer Printing Market." Harvard Business School Case 521-016, November 2020. (Revised September 2021.)
- Forthcoming
- Article
Crisis Interventions in Corporate Insolvency
By: Samuel Antill and Christopher Clayton
We model the optimal resolution of insolvent firms in general equilibrium. Collateral-constrained banks lend to (i) solvent firms to finance investments and (ii) distressed firms to avoid liquidation. Liquidations create negative fire-sale externalities. Liquidations... View Details
Keywords: Insolvent Firms; Government Intervention; Liquidation; Econometric Models; Insolvency and Bankruptcy; Policy
Antill, Samuel, and Christopher Clayton. "Crisis Interventions in Corporate Insolvency." Journal of Finance (forthcoming).
- October 2012
- Case
Riding the Wave of Technological Change at RE/MAX, LLC.
By: Lynda M. Applegate, Ramiro Montealegre and Jeffrey Sweeney
David Liniger, cofounder of RE/MAX, LLC., wondered if his business was prepared to exploit the next wave of business opportunities in the real estate market. This industry had moved from one in which broker/owners controlled all of the consumers' access to information,... View Details
Keywords: General Management; Business Strategy; Entrepreneurship; Business Model; Information Technology; Transformation; Organizational Change and Adaptation
Applegate, Lynda M., Ramiro Montealegre, and Jeffrey Sweeney. "Riding the Wave of Technological Change at RE/MAX, LLC." Harvard Business School Case 813-054, October 2012.
- 2016
- Working Paper
Markets for Ideas: Prize Structure, Entry Limits, and the Design of Ideation Contests
By: Pavel Kireyev
Contests are a popular mechanism for the procurement of innovation. In marketing, design, and other creative industries, firms use freelance marketplaces to organize contests and obtain high-quality ideas for ads, new products, and even business strategies from... View Details
Keywords: Idea Generation; Crowdsourcing; Contest Design; Structural Estimation; Motivation and Incentives; Competition; Innovation and Invention
Kireyev, Pavel. "Markets for Ideas: Prize Structure, Entry Limits, and the Design of Ideation Contests." Harvard Business School Working Paper, No. 16-129, May 2016.
- Article
What Evolution Can Teach Us About Innovation
By: Noubar Afeyan and Gary P. Pisano
Many people believe that the process for achieving breakthrough innovations is chaotic, random, and unmanageable. But that view is flawed, the authors argue. Breakthroughs can be systematically generated using a process modeled on the principles that drive evolution in... View Details
Keywords: Breakthrough Innovation; Variance Generation; Selection Pressure; Emergent Discovery; Innovation and Invention; Value Creation; Innovation Leadership
Afeyan, Noubar, and Gary P. Pisano. "What Evolution Can Teach Us About Innovation." Harvard Business Review 99, no. 5 (September–October 2021): 62–72.
- July 2020 (Revised September 2020)
- Case
Property Finder's Strategy for Online Classifieds in the MENA Region
By: Krishna G. Palepu, Gamze Yucaoglu and Fares Khrais
The case opens in 2020 as Michael Lahyani, founder and CEO of Property Finder, Dubai’s leading online real estate classifieds portal, contemplates the company’s five-year growth strategy.
Since its founding in 2005 in the United Arab Emirates (UAE), Property... View Details
Keywords: General Business; Real Estate; Entrepreneurship; Property; Strategy; Emerging Markets; Growth Management; Online Technology; Real Estate Industry; Technology Industry; United Arab Emirates; Saudi Arabia; Egypt; Turkey
Palepu, Krishna G., Gamze Yucaoglu, and Fares Khrais. "Property Finder's Strategy for Online Classifieds in the MENA Region." Harvard Business School Case 321-009, July 2020. (Revised September 2020.)
- 2010
- Working Paper
Being a Leader and the Effective Exercise of Leadership: An Ontological Model (PDF File of PowerPoint Slides)
By: Werner Erhard, Michael C. Jensen and Kari Granger
This presentation is based on our research program over the last seven years in which our objective has been to rigorously distinguish leader and leadership and to create a technology for providing access to being a leader and exercising leadership effectively (in... View Details
Keywords: Curriculum and Courses; Innovation and Invention; Leadership Development; Goals and Objectives; Research and Development; Attitudes; Perception; Technology; United States
Erhard, Werner, Michael C. Jensen, and Kari Granger. "Being a Leader and the Effective Exercise of Leadership: An Ontological Model (PDF File of PowerPoint Slides)." Harvard Business School Working Paper, No. 09-124, October 2010.
- 15 Jan 2013
- Working Paper Summaries
The Promise of Positive Optimal Taxation: A Generalized Theory Calibrated to Survey Evidence on Normative Preferences Explains Puzzling Features of Policy
Keywords: by Matthew Weinzierl
- 2022
- Article
Exploring Counterfactual Explanations Through the Lens of Adversarial Examples: A Theoretical and Empirical Analysis.
By: Martin Pawelczyk, Chirag Agarwal, Shalmali Joshi, Sohini Upadhyay and Himabindu Lakkaraju
As machine learning (ML) models become more widely deployed in high-stakes applications, counterfactual explanations have emerged as key tools for providing actionable model explanations in practice. Despite the growing popularity of counterfactual explanations, a... View Details
Keywords: Machine Learning Models; Counterfactual Explanations; Adversarial Examples; Mathematical Methods
Pawelczyk, Martin, Chirag Agarwal, Shalmali Joshi, Sohini Upadhyay, and Himabindu Lakkaraju. "Exploring Counterfactual Explanations Through the Lens of Adversarial Examples: A Theoretical and Empirical Analysis." Proceedings of the International Conference on Artificial Intelligence and Statistics (AISTATS) 25th (2022).
- November 2024
- Case
Cheerful Music
By: Shunyuan Zhang, Feng Zhu and Nancy Hua Dai
Established by Snow Jiang in 2019 in Shenzhen, China, Cheerful Music was a record label company that had created many hit songs in China. “Yi Xiao Jiang Hu,” its most famous hit song, gained 50 billion views on TikTok as the background music for the Subject Three... View Details
- Article
An Exploration of Optimal Stabilization Policy
By: N. Gregory Mankiw and Matthew C. Weinzierl
This paper examines the optimal response of monetary and fiscal policy to a decline in aggregate demand. The theoretical framework is a two-period general equilibrium model in which prices are sticky in the short-run and flexible in the long-run. Policy is evaluated by... View Details
Keywords: Fiscal Policy; Monetary Policy; Economic Models; Aggregate Demand; Demand and Consumers; Money; Mathematical Methods; Taxation; Spending; Policy; Welfare; Household; Economic Slowdown and Stagnation
Mankiw, N. Gregory, and Matthew C. Weinzierl. "An Exploration of Optimal Stabilization Policy." Brookings Papers on Economic Activity (Spring 2011). (Also Harvard Business School Working Paper, No. 11-113, May 2011 and NBER Working Paper Series, No. 17029, May 2011.)
- 2013
- Supplement
Yanzhou Coal Mining Company Limited: Overseas Acquisitions (B)
By: F. Warren McFarlan, Yongjun Jin and Xiaohui Li
Yanzhou Coal Mining Company Limited (Yanzhou Coal) is a listed company controlled by Yankuang Group Co., Ltd. (Yankuang Group) which is affiliated to the State-owned Assets Supervision and Administration Commission (SASAC) of Shandong Provincial Government, China.... View Details
Keywords: Mergers ＆ Acquisitions; China; Electric Power Generation; Mergers and Acquisitions; Strategy; China
McFarlan, F. Warren, Yongjun Jin, and Xiaohui Li. "Yanzhou Coal Mining Company Limited: Overseas Acquisitions (B)." Tsinghua University Supplement, 2013.