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Show Results For
- All HBS Web
(1,778)
- People (3)
- News (414)
- Research (1,039)
- Events (14)
- Multimedia (7)
- Faculty Publications (538)
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- 2009
- Chapter
On the General Relativity of Fiscal Language
By: Jerry R. Green and Lawrence Kotlikoff
A century ago, everyone thought time and distance were well defined physical concepts. But neither proved absolute. Instead, measures/reports of time and distance were found to depend on one's reference point, specifically one's direction and speed of travel, making... View Details
- Article
Market Reaction to and Valuation of IFRS Reconciliation Adjustments: First Evidence from the UK
By: Joanne Horton and George Serafeim
We investigate the market reaction to, and the value-relevance of, information contained in the mandatory transitional documents required by International Financial Reporting Standards (IFRS) 1 (2005). We find significant negative abnormal returns for firms reporting... View Details
Keywords: Valuation; Markets; Information; International Finance; Earnings Management; Stock Shares; Taxation; Goodwill Accounting; Price; Financial Reporting; Standards; Corporate Disclosure; United Kingdom
Horton, Joanne, and George Serafeim. "Market Reaction to and Valuation of IFRS Reconciliation Adjustments: First Evidence from the UK." Review of Accounting Studies 15, no. 4 (December 2010).
- 04 Jan 2011
- Working Paper Summaries
The Learning Effects of Monitoring
- September 2018
- Article
Aggregation of Consumer Ratings: An Application to Yelp.com
By: Weijia Dai, Ginger Jin, Jungmin Lee and Michael Luca
Because consumer reviews leverage the wisdom of the crowd, the way in which they are aggregated is a central decision faced by platforms. We explore this "rating aggregation problem" and offer a structural approach to solving it, allowing for (1) reviewers to vary in... View Details
Keywords: User Generated Content; Crowdsourcing; Yelp; Social and Collaborative Networks; Information; Internet and the Web; Learning; Mathematical Methods; E-commerce
Dai, Weijia, Ginger Jin, Jungmin Lee, and Michael Luca. "Aggregation of Consumer Ratings: An Application to Yelp.com." Quantitative Marketing and Economics 16, no. 3 (September 2018): 289–339.
- 2025
- Working Paper
Warnings and Endorsements: Improving Human-AI Collaboration in the Presence of Outliers
By: Matthew DosSantos DiSorbo, Kris Ferreira, Maya Balakrishnan and Jordan Tong
Problem definition: While artificial intelligence (AI) algorithms may perform well on data that are representative of the training set (inliers), they may err when extrapolating on non-representative data (outliers). How can humans and algorithms work together to make... View Details
DosSantos DiSorbo, Matthew, Kris Ferreira, Maya Balakrishnan, and Jordan Tong. "Warnings and Endorsements: Improving Human-AI Collaboration in the Presence of Outliers." Working Paper, May 2025.
- April 2011 (Revised December 2017)
- Case
Latvia: Navigating the Strait of Messina
By: Rafael Di Tella, Rawi Abdelal and Natalie Kindred
This case describes Latvia's transition from a Soviet republic into an EU member, its economic boom and subsequent bust in 2008, and its policy response. After implementing significant economic and political reforms in order to qualify for EU membership in 2004, Latvia... View Details
Keywords: Currency Exchange Rate; Competitive Strategy; Economic Growth; Policy; Financial Crisis; Economic Slowdown and Stagnation; Latvia
Di Tella, Rafael, Rawi Abdelal, and Natalie Kindred. "Latvia: Navigating the Strait of Messina." Harvard Business School Case 711-053, April 2011. (Revised December 2017.)
- December 2016
- Module Note
Strategy Execution Module 10: Using the Job Design Optimization Tool to Build Effective Organizations
By: Robert Simons
This module reading provides directions for using the online Job Design Optimization Tool (JDOT) which is available free of charge from Harvard Business School Publishing at https://cb.hbsp.harvard.edu/cbmp/resources/marketing/multimedia/JDOT/index.html. This tool can... View Details
Keywords: Management Control Systems; Implementing Strategy; Execution; Span Of Control; Span Of Accountability; Performance Measurement; Job Design; Organization Design; Strategy; Entrepreneurship
Simons, Robert. "Strategy Execution Module 10: Using the Job Design Optimization Tool to Build Effective Organizations." Harvard Business School Module Note 117-110, December 2016.
- Article
Turbulent Stability of Emergent Roles: The Dualistic Nature of Self-Organizing Knowledge Co-Production
By: Ofer Arazy, Johaness Daxenberg, Hila Lifshitz - Assaf, Oded Nov and Irene Gurevych
Increasingly, new forms of organizing for knowledge production are built around self-organizing co-production community models with ambiguous role definitions. Current theories struggle to explain how high-quality knowledge is developed in these settings and how... View Details
Keywords: Wikipedia; Knowledge Production; Organizational Structure; Knowledge; Information Publishing
Arazy, Ofer, Johaness Daxenberg, Hila Lifshitz - Assaf, Oded Nov, and Irene Gurevych. "Turbulent Stability of Emergent Roles: The Dualistic Nature of Self-Organizing Knowledge Co-Production." Information Systems Research 27, no. 4 (December 2016): 792–812.
- Forthcoming
- Article
Pricing of Climate Risk Insurance: Regulation and Cross-Subsidies
By: Ishita Sen, Ana-Maria Tenekedjieva and Sangmin Oh
We study the pricing of homeowners’ insurance, a $15 trillion market essential for hedging climate-related losses. We show that insurance premiums are subject to starkly different regulations across states, creating persistent cross-subsidies and price distortions. We... View Details
Keywords: Climate Risk; Homeowners' Insurance; Price Controls; Financial Regulation; Cross-subsidization; Climate Change; Price; Risk and Uncertainty; Geographic Location; Insurance Industry; United States
Sen, Ishita, Ana-Maria Tenekedjieva, and Sangmin Oh. "Pricing of Climate Risk Insurance: Regulation and Cross-Subsidies." Journal of Finance (forthcoming).
- 18 Apr 2013
- Working Paper Summaries
The Impact of Pooling on Throughput Time in Discretionary Work Settings: An Empirical Investigation of Emergency Department Length of Stay
- 2014
- Article
Attentional Rhythm: A Temporal Analogue of Object-Based Attention
By: Julian De Freitas, Brandon Liverence and Brian J. Scholl
The underlying units of attention are often discrete visual objects. Perhaps the clearest form of evidence for this is the same-object advantage: Following a spatial cue, responses are faster to probes occurring on the same object than they are to probes occurring on... View Details
De Freitas, Julian, Brandon Liverence, and Brian J. Scholl. "Attentional Rhythm: A Temporal Analogue of Object-Based Attention." Journal of Experimental Psychology: General 143, no. 1 (February 2014): 71–76.
- May–June 2023
- Article
Need for Speed: The Impact of In-Process Delays on Customer Behavior in Online Retail
By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno
The impact of delays has been widely studied in various offline services. The focus of this study is online services, and we explore the impact of in-process delays—measured by website speed—on customer behavior. We leverage novel retail and website speed data to... View Details
Keywords: Online Retail; Quasi-experiments; Abandonment; Synthetic Control; E-commerce; Internet and the Web; Consumer Behavior; Policy; Retail Industry
Gallino, Santiago, Nil Karacaoglu, and Antonio Moreno. "Need for Speed: The Impact of In-Process Delays on Customer Behavior in Online Retail." Operations Research 71, no. 3 (May–June 2023): 876–894.
- Article
Best Practices in Estimating the Cost of Capital: Survey and Synthesis
By: Robert Bruner, Kenneth M. Eades, Robert S. Harris and Robert F. Higgins
This paper presents the results of a cost-of-capital survey of 27 highly regarded corporations, ten leading financial advisers, and seven best selling textbooks and trade books. The results show close alignment among all these groups on the use of common theoretical... View Details
Keywords: Cost of Capital
Bruner, Robert, Kenneth M. Eades, Robert S. Harris, and Robert F. Higgins. "Best Practices in Estimating the Cost of Capital: Survey and Synthesis." Financial Practice and Education 8, no. 1 (Spring–Summer 1998): 13–28.
- November 2006 (Revised May 2014)
- Case
Li Ka-Shing and the Growth of Cheung Kong
By: Nitin Nohria, Anthony J. Mayo and Mark Benson
Events in the history of Cheung Kong's growth reveal how Li Ka-Shing applied his skills as a "first-class noticer" to complex political and socioeconomic environments. While Li's determination to succeed is legendary, so are his skills in reading and responding to the... View Details
Keywords: Mergers and Acquisitions; Competency and Skills; Decision Choices and Conditions; Investment Portfolio; Business History; Leadership; Personal Development and Career; Hong Kong
Nohria, Nitin, Anthony J. Mayo, and Mark Benson. "Li Ka-Shing and the Growth of Cheung Kong." Harvard Business School Case 407-062, November 2006. (Revised May 2014.)
- 13 Oct 2006
- Working Paper Summaries
Pricing Liquidity: The Quantity Structure of Immediacy Prices
- 18 Nov 2011
- Working Paper Summaries
The Dynamics of Firm Lobbying
- 12 Aug 2018 - 14 Aug 2018
- Conference Presentation
Abstraction, Knowledge Flows, and the Rapid Dissemination of Emerging Technologies
By: Willy C. Shih
Many emerging technologies are remarkably complex and embody high levels of technological sophistication, and they often are key enablers for new products and services. Yet the speed of dispersal of the know-how required to employ these technologies and foster... View Details
- 2012
- Article
The Excess Burden of Government Indecision
By: Francisco J. Gomes, Laurence J. Kotlikoff and Luis M. Viceira
Governments are known for procrastinating when it comes to resolving painful policy problems. Whatever the political motives for waiting to decide, procrastination distorts economic decisions relative to what would arise with early policy resolution. In so doing, it... View Details
Keywords: Saving; Risk and Uncertainty; Investment Portfolio; Decision Choices and Conditions; Retirement; Policy; Government and Politics
Gomes, Francisco J., Laurence J. Kotlikoff, and Luis M. Viceira. "The Excess Burden of Government Indecision." Tax Policy and the Economy 26 (2012): 125–163.
- 2011
- Chapter
An Exploration of the Japanese Slowdown during the 1990s
By: Diego A. Comin
Why was the 1990s a lost decade for Japan? How is it possible that the Japanese economy stagnated for a decade if none of the shocks that arguably hit the economy seemed to have persisted for much more than three years or so? In this paper I show that the endogenous... View Details
Keywords: Economic Slowdown and Stagnation; Performance Productivity; Mathematical Methods; Research and Development; Technology Adoption; Japan
Comin, Diego A. "An Exploration of the Japanese Slowdown during the 1990s." In Japan's Bubble, Deflation, and Long-term Stagnation, edited by Koichi Hamada, Anil Kashyap, and David Weinstein. MIT Press, 2011.
- 30 Mar 2003
- Research & Ideas
The Future of IT Consulting
"computer-to-computer" communication. By the end of the decade, more than 60 percent of the computer communications will be computer-to-computer. Computer-to-computer vastly View Details