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Show Results For
- All HBS Web
(979)
- People (3)
- News (343)
- Research (446)
- Events (2)
- Multimedia (7)
- Faculty Publications (215)
- 18 Nov 2008
- First Look
First Look: November 18, 2008
Purchase this case: http://harvardbusinessonline.hbsp.harvard.edu/ b01/en/common/item_detail.jhtml?id=109034 PublicationsAttracting Flows by Attracting Big Clients Authors:Lauren Cohen and Breno Schmidt... View Details
Keywords: Martha Lagace
- 08 May 2007
- First Look
First Look: May 8, 2007
Z. Ahmed, and Charles Cohen Abstract We use yearly variations in the price of oil to construct a powerful new instrument to test the impact of an important but often-overlooked foreign aid channel: money... View Details
Keywords: Martha Lagace
- 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.)
- May 2024
- Article
Production Complementarity and Information Transmission Across Industries
By: Charles M.C. Lee, Terrence Tianshuo Shi, Stephen Teng Sun and Ran Zhang
Economic theory suggests that production complementarity is an important driver of sectoral co-movements and business cycle fluctuations. We operationalize this concept using a measure of production complementarity proximity (COMPL) between any two companies. We show... View Details
Lee, Charles M.C., Terrence Tianshuo Shi, Stephen Teng Sun, and Ran Zhang. "Production Complementarity and Information Transmission Across Industries." Art. 103812. Journal of Financial Economics 155 (May 2024).
- January 2016
- Article
Incorporating Longitudinal Pediatric Patient-centered Outcome Measurement into the Clinical Workflow Using a Commercial Electronic Health Record: A Step Toward Increasing Value for the Patient
By: Kathleen Carberry, Zachary Landman, Michelle Xie, Thomas W. Feeley, John Henderson and Charles Fraser Jr.
Patient-centered outcomes measurement provides healthcare organizations with crucial information for increasing value for patients; however, organizations have struggled to obtain outcomes data from electronic health record (EHR) systems. This study describes how Texas... View Details
Keywords: Epic; Electronic Health Records; Outcomes; Value; Patient-Centered Outcomes Measurement; Value Creation; Information Technology; Health Care and Treatment; Customer Focus and Relationships; Health Industry; Texas
Carberry, Kathleen, Zachary Landman, Michelle Xie, Thomas W. Feeley, John Henderson, and Charles Fraser Jr. "Incorporating Longitudinal Pediatric Patient-centered Outcome Measurement into the Clinical Workflow Using a Commercial Electronic Health Record: A Step Toward Increasing Value for the Patient." Journal of the American Medical Informatics Association 23, no. 1 (January 2016): 88–93. (Published first online September 16, 2015.)
- 01 Sep 2010
- News
Noted & Quoted
“If I had been leaving Harvard in 2010, this would be the area I would want to be going into.” — Sir Ronald Cohen (MBA ’69), a founder of the European venture capital industry, referring to his latest venture, Social Finance, a social... View Details
- 04 Dec 2012
- First Look
First Look: December 4
PublicationsWhen Does a Platform Create Value by Limiting Choice? Authors:Ramon Casadesus-Masanell and Hanna Hałaburda Publication:Journal of Economics & Management Strategy (forthcoming) Abstract We present a theory for why it... View Details
Keywords: Carmen Nobel
- July 2014 (Revised May 2015)
- Case
Making Room for the Baby Boom: Senior Living
By: Charles F. Wu, Joseph Beyer and Arthur I. Segel
Tom Alperin's National Development has purchased a building site in affluent Wellesley, MA, and is in the process of deciding whether to build apartments, a combination of independent living and assisted living units for seniors, or perhaps even higher acuity... View Details
Keywords: Senior Living; Assisted Living; Independent Living; Property; Finance; Real Estate Industry; Boston; Massachusetts; United States
Wu, Charles F., and Joseph Beyer. "Making Room for the Baby Boom: Senior Living." Harvard Business School Case 215-003, July 2014. (Revised May 2015.)
- May 2024
- Article
The Health Risks of Generative AI-Based Wellness Apps
By: Julian De Freitas and G. Cohen
Artifcial intelligence (AI)-enabled chatbots are increasingly being used to
help people manage their mental health. Chatbots for mental health and
particularly ‘wellness’ applications currently exist in a regulatory ‘gray area’.
Indeed, most generative AI-powered... View Details
Keywords: AI and Machine Learning; Well-being; Governing Rules, Regulations, and Reforms; Applications and Software
De Freitas, Julian, and G. Cohen. "The Health Risks of Generative AI-Based Wellness Apps." Nature Medicine 30, no. 5 (May 2024): 1269–1275.
- 01 Jun 2014
- News
Research Brief: Capitol Gains
legislation's repercussions or figure out how to systematically capitalize on it." To further explain his model, Cohen cites this year's controversial farm bill, which passed in the Senate by a vote of 68 to... View Details
- 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
- 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
- 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.
- 2013
- Chapter
Who Chooses Board Members?
By: Ali Akyol and Lauren Cohen
We exploit a recent regulation passed by the US Securities and Exchange Commission (SEC) to explore the nomination of board members to US publicly traded firms. In particular, we focus on firms’ use of executive search firms versus allowing internal members (often... View Details
Keywords: Boards; Boards Of Directors; Executive Search Firms; Governance; SEC Regulation; Governing and Advisory Boards; Management Succession; Executive Compensation
Akyol, Ali, and Lauren Cohen. "Who Chooses Board Members?" In Advances in Financial Economics, Vol. 16, edited by Kose John, Anil K. Makhija, and Stephen P. Ferris, 43–77. Emerald Group Publishing, 2013.
- 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.
- 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.)
- 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.)
- 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.
- 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.