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Show Results For
- All HBS Web
(1,016)
- People (3)
- News (343)
- Research (442)
- Events (2)
- Multimedia (7)
- Faculty Publications (216)
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- August 2018 (Revised September 2018)
- Case
National Storage Affiliates: The REIT IPO Decision
By: Charles F. Wu, Max de la Bruyére and Gregory D. Himmel
In 2015, two years after founding National Storage Affiliates (NSA), Arlen Nordhagen and Tamara Fischer had an important decision to make. Should they proceed with NSA’s IPO? Although they had targeted to receive $15–17 a share, it was now apparent that the figure was... View Details
Wu, Charles F., Max de la Bruyére, and Gregory D. Himmel. "National Storage Affiliates: The REIT IPO Decision." Harvard Business School Case 219-026, August 2018. (Revised September 2018.)
- 07 Feb 2012
- First Look
First Look: February 7
has been divided by both worldview and practice. Why, in the face of the common challenge of dependence on imported Russian gas, have national reactions to such vulnerability varied so dramatically across the continent? And why have a... View Details
Keywords: Sean Silverthorne
- 2021
- Working Paper
rTSR: Properties, Determinants, and Consequences of Benchmark Choice
By: Paul Ma, Jee-Eun Shin and Charles C.Y. Wang
We develop a measurement-error framework for assessing the quality of relative-performance metrics designed to filter out the systematic component of performance and analyze relative total shareholder return (rTSR)—the predominant metric market participants use to... View Details
Keywords: Relative TSR; Relative Performance Evaluation; Systematic Risk; Board Of Directors; Compensation Consultants; Style Effects; Executive Compensation; Performance Evaluation; Corporate Governance
Ma, Paul, Jee-Eun Shin, and Charles C.Y. Wang. "rTSR: Properties, Determinants, and Consequences of Benchmark Choice." Harvard Business School Working Paper, No. 19-112, April 2019. (Revised May 2021.)
- 29 Jul 2008
- First Look
First Look: July 29, 2008
effect, these individuals bridge the lacunae between distant groups in the company's social structure. Download the paper: http://www.hbs.edu/research/pdf/09-004.pdf How Is Foreign Aid Spent? Evidence from a Natural Experiment (revised) Authors:Eric Werker, Faisal Z.... View Details
Keywords: Martha Lagace
- February 2025
- Article
Disclosure, Humanizing, and Contextual Vulnerability of Generative AI Chatbots
By: Julian De Freitas and I. Glenn Cohen
In the wake of recent advancements in generative AI, regulatory bodies are trying to keep pace. One key decision is whether to require app makers to disclose the use of generative AI-powered chatbots in their products. We suggest that some generative AI-based chatbots... View Details
Keywords: AI and Machine Learning; Governing Rules, Regulations, and Reforms; Applications and Software; Well-being
De Freitas, Julian, and I. Glenn Cohen. "Disclosure, Humanizing, and Contextual Vulnerability of Generative AI Chatbots." New England Journal of Medicine AI 2, no. 2 (February 2025).
- Forthcoming
- Article
Calling All Issuers: The Market for Debt Monitoring
By: Huaizhi Chen, Lauren Cohen and Weiling Liu
95% of long-term municipal bonds have callable features, and yet we find new evidence of a substantial fraction of local governments exercising these valuable options sub-optimally, with significant delays – resulting in sizable losses. Using data from 2001 to 2019, we... View Details
Keywords: Bonds; Financial Institutions; Governing Rules, Regulations, and Reforms; Government Administration; Financing and Loans
Chen, Huaizhi, Lauren Cohen, and Weiling Liu. "Calling All Issuers: The Market for Debt Monitoring." Management Science (forthcoming). (Pre-published online November 1, 2024.)
- 2024
- Article
Half the Firms, Double the Profits: Public Firms' Transformation, 1996–2022
By: Mark J. Roe and Charles C.Y. Wang
The number of public firms in the United States has halved since the beginning of the twenty-first century, causing consternation among corporate and securities law regulators. The dominant explanations, often advanced by Securities and Exchange commissioners when... View Details
Keywords: Corporate Law; Securities Regulation; Sarbanes-Oxley Act; Concentration Levels; Antitrust; Initial Public Offering; Public Ownership; Private Equity; Venture Capital; Mergers and Acquisitions; Monopoly; United States
Roe, Mark J., and Charles C.Y. Wang. "Half the Firms, Double the Profits: Public Firms' Transformation, 1996–2022." Journal of Law, Finance, and Accounting 8, no. 2 (2024): 211–264.
- 2020
- Working Paper
Is Accounting Useful for Forecasting GDP Growth? A Machine Learning Perspective
We provide a comprehensive examination of whether, to what extent, and which accounting variables are useful for improving the predictive accuracy of GDP growth forecasts. We leverage statistical models that accommodate a broad set of (341) variables—outnumbering the... View Details
Keywords: Big Data; Elastic Net; GDP Growth; Machine Learning; Macro Forecasting; Short Fat Data; Accounting; Economic Growth; Forecasting and Prediction; Analytics and Data Science
Datar, Srikant, Apurv Jain, Charles C.Y. Wang, and Siyu Zhang. "Is Accounting Useful for Forecasting GDP Growth? A Machine Learning Perspective." Harvard Business School Working Paper, No. 21-113, December 2020.
- September 2024
- Article
The Human Side of the Future of Work: Understanding the Role People Play in Shaping a Changing World
By: Jochen I. Menges, Lauren C. Howe, Erika Hall, Jon M. Jachimowicz, Sharon K. Parker, Riki Takeuchi, Abhijeet K. Vadera, Ashley Whillans and Susan K. Cohen
For as long as there has been work, there has been a “future of work,” through humans’ ingenuity and drive to get things done easier, faster, and better. With the industrial revolution, efforts to shape a better future of work were dominated by improvements in... View Details
Menges, Jochen I., Lauren C. Howe, Erika Hall, Jon M. Jachimowicz, Sharon K. Parker, Riki Takeuchi, Abhijeet K. Vadera, Ashley Whillans, and Susan K. Cohen. "The Human Side of the Future of Work: Understanding the Role People Play in Shaping a Changing World." Academy of Management Discoveries 10, no. 3 (September 2024): 307–318.
- August 2013
- Article
The Price of Diversifiable Risk in Venture Capital and Private Equity
By: Michael Ewens, Charles Jones and Matthew Rhodes-Kropf
This paper explores the private equity and venture capital (VC) markets and extends the standard principal-agent problem between the investors and venture capitalist to show how it alters the interaction between the venture capitalist and the entrepreneur. Since the... View Details
Keywords: Price; Risk and Uncertainty; Venture Capital; Private Equity; Contracts; Investment; Competition; Agency Theory; Investment Return; Forecasting and Prediction; Theory; Diversification
Ewens, Michael, Charles Jones, and Matthew Rhodes-Kropf. "The Price of Diversifiable Risk in Venture Capital and Private Equity." Review of Financial Studies 26, no. 8 (August 2013): 1854–1889.
- January 2017
- Teaching Note
SOHO China: Transformation in Progress
By: Charles F. Wu and Alexander W. Schultz
In 2016 against the backdrop of a challenging Chinese macroeconomic environment, SOHO China, the largest owner and developer of Class-A real estate in Beijing and Shanghai, was struggling to convince analysts of the merits of their new “build-to-hold” strategy. Founded... View Details
- 2013
- Article
How Concentrated Is the U.S. Advertising and Marketing Services Industry? Myth vs. Reality
By: Alvin J. Silk and Charles King III
We analyze changes in concentration levels in the U.S. Advertising and Marketing Services industry using data from the U.S. Census Bureau's quinquennial Economic Census and the Service Annual Survey. These data, heretofore largely ignored, allow us to redress some of... View Details
Keywords: Concentration Levels; Data; U.S. Census Bureau’s Quinquennial Economic Census And The Service Annual Survey; Measurement Problems; Herfindahl-Hirschman Index; Concentration Ratios; Advertising; Advertising Industry; North and Central America
Silk, Alvin J., and Charles King III. "How Concentrated Is the U.S. Advertising and Marketing Services Industry? Myth vs. Reality." Journal of Current Issues & Research in Advertising 34, no. 1 (2013): 166–193.
- 2021
- Working Paper
How Much Should We Trust Staggered Difference-In-Differences Estimates?
By: Andrew C. Baker, David F. Larcker and Charles C.Y. Wang
Difference-in-differences analysis with staggered treatment timing is frequently used to assess the impact of policy changes on corporate outcomes in academic research. However, recent advances in econometric theory show that such designs are likely to be biased in the... View Details
Keywords: Difference In Differences; Staggered Difference-in-differences Designs; Generalized Difference-in-differences; Dynamic Treatment Effects; Mathematical Methods
Baker, Andrew C., David F. Larcker, and Charles C.Y. Wang. "How Much Should We Trust Staggered Difference-In-Differences Estimates?" European Corporate Governance Institute Finance Working Paper, No. 736/2021, February 2021. (Harvard Business School Working Paper, No. 21-112, April 2021.)
- March–April 2023
- Article
Pricing for Heterogeneous Products: Analytics for Ticket Reselling
By: Michael Alley, Max Biggs, Rim Hariss, Charles Herrmann, Michael Lingzhi Li and Georgia Perakis
Problem definition: We present a data-driven study of the secondary ticket market. In particular, we are primarily concerned with accurately estimating price sensitivity for listed tickets. In this setting, there are many issues including endogeneity, heterogeneity in... View Details
Keywords: Price; Demand and Consumers; AI and Machine Learning; Investment Return; Entertainment and Recreation Industry; Sports Industry
Alley, Michael, Max Biggs, Rim Hariss, Charles Herrmann, Michael Lingzhi Li, and Georgia Perakis. "Pricing for Heterogeneous Products: Analytics for Ticket Reselling." Manufacturing & Service Operations Management 25, no. 2 (March–April 2023): 409–426.
- March 2025
- Case
Harvey: AI for Lawyers
By: Suraj Srinivasan, Charles Krumholz and Radhika Kak
In early 2025, Winston Weinberg and Gabe Pereyra, co-founders of Harvey AI, reflected on the company’s meteoric rise as a pioneer in AI-powered legal technology. Since its founding in 2022, Harvey had transformed how lawyers approached research, drafting, and document... View Details
Keywords: Innovation Strategy; Business Startups; AI and Machine Learning; Technological Innovation; Growth and Development Strategy; Product Positioning; Legal Services Industry; Technology Industry; New York (city, NY); San Francisco; London
Srinivasan, Suraj, Charles Krumholz, and Radhika Kak. "Harvey: AI for Lawyers." Harvard Business School Case 125-087, March 2025.
- 08 Mar 2016
- First Look
March 8, 2016
approaches can be reconciled through the Lean Strategy process, which ensures that startups innovate in a disciplined fashion and make the most of their limited resources by knowing "what not to do." Deliberate strategy sets the... View Details
Keywords: Sean Silverthorne
- 26 Jun 2018
- First Look
New Research and Ideas, June 26, 2018
forthcoming Journal of International Business Studies Organizational Innovation in the Multinational Enterprise: Internalization Theory and Business History By: da Silva Lopes, Teresa, Mark Casson, and G. Jones Abstract—This article engages in a methodological... View Details
Keywords: Dina Gerdeman
- 08 Jul 2014
- First Look
First Look: July 8
http://www.benedelman.org/publications/affmgmt-2014-06-21.pdf July-August 2014 Harvard Business Review How the Other Fukushima Plant Survived By: Gulati, Ranjay, Charles Casto, and Charlotte Krontiris Abstract—In March 2011, Japan's... View Details
Keywords: Carmen Nobel
- 2025
- Working Paper
Narrative AI and the Human-AI Oversight Paradox in Evaluating Early-Stage Innovations
By: Jacqueline N. Lane, Léonard Boussioux, Charles Ayoubi, Ying Hao Chen, Camila Lin, Rebecca Spens, Pooja Wagh and Pei-Hsin Wang
Do AI-generated narrative explanations enhance human oversight or diminish it? We investigate this question through a field experiment with 228 evaluators screening 48 early-stage innovations under three conditions: human-only, black-box AI recommendations without... View Details
Lane, Jacqueline N., Léonard Boussioux, Charles Ayoubi, Ying Hao Chen, Camila Lin, Rebecca Spens, Pooja Wagh, and Pei-Hsin Wang. "Narrative AI and the Human-AI Oversight Paradox in Evaluating Early-Stage Innovations." Harvard Business School Working Paper, No. 25-001, August 2024. (Revised May 2025.)
- Winter 2014
- Article
The Art of Strategic Renewal
By: Andy Binns, J. Bruce Harreld, Charles A. O'Reilly and Michael L. Tushman
In recent years, we have seen well-established companies such as Kodak, Blockbuster, Nokia, and BlackBerry pushed to the brink by smart competitors and changes in their industries. In each case, there were opportunities to act before a crisis engulfed the organization.... View Details
Keywords: Organizational Change and Adaptation
Binns, Andy, J. Bruce Harreld, Charles A. O'Reilly, and Michael L. Tushman. "The Art of Strategic Renewal." MIT Sloan Management Review 55, no. 2 (Winter 2014): 21–23.