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Show Results For
- All HBS Web
(1,117)
- People (1)
- News (169)
- Research (614)
- Events (17)
- Multimedia (5)
- Faculty Publications (371)
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- 11 Dec 2007
- First Look
First Look: December 11, 2007
Working PapersThe Seer of Wellesley Hills: Roger Babson and the Babson Statistical Organization Author:Walter A. Friedman Abstract Roger Babson was a pioneer of the business-forecasting industry in the United States in the early... View Details
Keywords: Martha Lagace
- October 2015
- Article
After the Arab Spring: Are Secular Parties the Answer?
By: Mieczysław Boduszyński, Kristin Fabbe and Christopher Lamont
After the "Arab Spring" and the initial democratic reforms in Turkey under the Justice and Development Party (AKP), why has democratic progress remained so elusive in the Middle East and North Africa (MENA)? In recent years, that question has preoccupied numerous... View Details
Keywords: Religion; Government and Politics; Business and Government Relations; North Africa; Egypt; Middle East; Turkey
Boduszyński, Mieczysław, Kristin Fabbe, and Christopher Lamont. "After the Arab Spring: Are Secular Parties the Answer?" Journal of Democracy 26, no. 4 (October 2015): 125–139.
- Article
Small Worlds and Regional Innovation
Small-world networks have attracted much theoretical attention and are widely thought to enhance creativity. Yet empirical studies of their evolution and evidence of their benefits remain scarce. We develop and exploit a novel database on patent coauthorship to... View Details
Keywords: Geographic Location; Collaborative Innovation and Invention; Patents; Performance Productivity; Creativity; Social and Collaborative Networks
Fleming, Lee, Charles King III, and Adam Juda. "Small Worlds and Regional Innovation." Organization Science 18, no. 6 (November–December 2007).
- 2025
- Working Paper
Using Satellites and Phones to Evaluate and Promote Agricultural Technology Adoption: Evidence from Smallholder Farms in India
By: Shawn Cole, Grady Killeen, Tomoko Harigaya and Aparna Krishna
This paper evaluates a low-cost, customized soil nutrient management advisory service in India. As a methodological contribution, we examine whether and in which settings satellite measurements may be effective at estimating both agricultural yields and treatment... View Details
Keywords: Performance Evaluation; Technology Adoption; Measurement and Metrics; Analytics and Data Science; Agriculture and Agribusiness Industry; India
Cole, Shawn, Grady Killeen, Tomoko Harigaya, and Aparna Krishna. "Using Satellites and Phones to Evaluate and Promote Agricultural Technology Adoption: Evidence from Smallholder Farms in India." Harvard Business School Working Paper, No. 25-035, January 2025.
- Teaching Interest
Applied Business Analytics
Course Overview:
Business Analytics has become a core function in many firms today and is driving innovation in the form of new business and operating models. Data-driven decision-making requires understanding of statistics, computer... View Details
- January 2018
- Technical Note
The Scope of Business at the Base of the Pyramid: Middle and Lower Income Countries
By: V. Kasturi Rangan and Tricia Gregg
Using World Bank data, the note defines the Base of the Pyramid population as the 4.76 billion people living on less than $10/day. It briefly reviews the perspectives of key business articles that address this market, notably C.K. Prahalad’s work on Bottom of the... View Details
Rangan, V. Kasturi, and Tricia Gregg. "The Scope of Business at the Base of the Pyramid: Middle and Lower Income Countries." Harvard Business School Technical Note 518-032, January 2018.
- January 10, 2022
- Article
The Link Between Income, Income Inequality, and Prosocial Behavior Around the World: A Multiverse Approach
By: Lucia Macchia and Ashley V. Whillans
The questions of whether high-income individuals are more prosocial than low-income individuals and whether income inequality moderates this effect have received extensive attention. We shed new light on this topic by analyzing a large-scale dataset with a... View Details
Keywords: Prosocial Behavior; Income Inequality; Behavior; Philanthropy and Charitable Giving; Income
Macchia, Lucia, and Ashley V. Whillans. "The Link Between Income, Income Inequality, and Prosocial Behavior Around the World: A Multiverse Approach." Social Psychology (January 10, 2022): 375–386.
- April–June 2022
- Other Article
Commentary on 'Causal Decision Making and Causal Effect Estimation Are Not the Same... and Why It Matters'
There has been a substantial discussion in various methodological and applied literatures around causal inference; especially in the use of machine learning and statistical models to understand heterogeneity in treatment effects and to make optimal decision... View Details
Keywords: Causal Inference; Treatment Effect Estimation; Treatment Assignment Policy; Human-in-the-loop; Decision Making; Fairness
McFowland III, Edward. "Commentary on 'Causal Decision Making and Causal Effect Estimation Are Not the Same... and Why It Matters'." INFORMS Journal on Data Science 1, no. 1 (April–June 2022): 21–22.
- January 2008
- Background Note
Equity Options
By: Joshua Coval and Erik Stafford
The goal of this simulation is to understand the reliance of option values on volatility. When an investor trades an option, they are essentially trading volatility. Therefore, much of the focus in this lesson is on forecasting volatility. Students are able to use two... View Details
Keywords: Volatility; Forecasting and Prediction; Stock Options; Investment Return; Price; Market Transactions; Mathematical Methods; Value
Coval, Joshua, and Erik Stafford. "Equity Options." Harvard Business School Background Note 208-118, January 2008.
- November 1976
- Article
Partial Equilibrium Approach to the Free-Rider Problem
By: Jerry R. Green, Elon Kohlberg and Jean-Jacques Laffont
Groves and others have shown that truthful answers concerning preferences for public goods can be elicited as dominant strategies if appropriate tax-subsidies rules are applied. This paper studies the statistical properties of the total revenues generated by one of the... View Details
Keywords: Problems and Challenges
Green, Jerry R., Elon Kohlberg, and Jean-Jacques Laffont. "Partial Equilibrium Approach to the Free-Rider Problem." Journal of Public Economics 6, no. 4 (November 1976): 375–394.
- 21 Jun 2012
- Working Paper Summaries
Information Technology and Boundary of the Firm: Evidence from Plant-Level Data
Keywords: by Chris Forman & Kristina McElheran
- 05 Jul 2006
- Working Paper Summaries
Failing to Learn and Learning to Fail (Intelligently): How Great Organizations Put Failure to Work to Improve and Innovate
Keywords: by Mark D. Cannon & Amy C. Edmondson
- 2024
- Working Paper
The Effects of Medical Debt Relief: Evidence from Two Randomized Experiments
By: Raymond Kluender, Neale Mahoney, Francis Wong and Wesley Yin
Two in five Americans have medical debt, nearly half of whom owe at least $2,500. Concerned by this burden, governments and private donors have undertaken large, high-profile efforts to relieve medical debt. We partnered with RIP Medical Debt to conduct two randomized... View Details
Kluender, Raymond, Neale Mahoney, Francis Wong, and Wesley Yin. "The Effects of Medical Debt Relief: Evidence from Two Randomized Experiments." NBER Working Paper Series, No. 32315, April 2024.
- Teaching Interest
Data Science for Managers
- Served as a teaching fellow; assisted MBA students with classroom coding exercises.
- Developed course materials, including new case studies, technical notes, and code notebooks students used to analzye case data.
- Developed interactive web... View Details
- 2021
- Working Paper
The Luck of the Draw: The Causal Effect of Physicians on Birth Outcomes
By: Arlen Guarin, Christian Posso, Estefania Saravia and Jorge Tamayo
Identifying the effect of physicians’ skills on health outcomes is a challenging task due to the nonrandom sorting between physicians and hospitals. We overcome this challenge by exploiting a Colombian government program that randomly assigned 2,126 physicians to 618... View Details
Keywords: Physicians' Health Skills; Health Birth Outcomes; Birthing Outcomes; Experimental Evidence; Health Care and Treatment; Competency and Skills; Outcome or Result; Health Industry; Colombia
Guarin, Arlen, Christian Posso, Estefania Saravia, and Jorge Tamayo. "The Luck of the Draw: The Causal Effect of Physicians on Birth Outcomes." Harvard Business School Working Paper, No. 22-015, February 2021. (R&R American Economic Journal.)
- July 2001
- Case
Bobbie D'Alessandro and the Redesign of the Cambridge Rindge and Latin School
By: Linda A. Hill, Kristin Doughty and Ellen Pruyne
Bobbi D'Alessandro, the superintendent of the school system in Cambridge, MA, has just hired a new principal to lead a major redesign effort in the city's only high school. The need for reform had been evident since the late 1980s when school statistics highlighted... View Details
Keywords: Problems and Challenges; Business and Stakeholder Relations; Performance Improvement; Change Management; Secondary Education; Selection and Staffing; Leading Change; Education Industry; Cambridge
Hill, Linda A., Kristin Doughty, and Ellen Pruyne. "Bobbie D'Alessandro and the Redesign of the Cambridge Rindge and Latin School." Harvard Business School Case 402-002, July 2001.
- July 2019
- Article
Evaluation of Economic and Clinical Outcomes Under Centers for Medicare & Medicaid Services Mandatory Bundled Payments for Joint Replacements
By: Derek A. Haas, Xiaoran Zhang, Robert S. Kaplan and Zirui Song
In 2016, the Centers for Medicare & Medicaid Services (CMS) launched its first mandatory bundled payment program, the Comprehensive Care for Joint Replacement (CJR) model, by randomizing metropolitan statistical areas (MSAs) into the payment model. The paper analyzed... View Details
Keywords: Medicare; Medicaid; Bundled Payments; Health Care and Treatment; Cost Management; Performance Evaluation; Outcome or Result
Haas, Derek A., Xiaoran Zhang, Robert S. Kaplan, and Zirui Song. "Evaluation of Economic and Clinical Outcomes Under Centers for Medicare & Medicaid Services Mandatory Bundled Payments for Joint Replacements." JAMA Internal Medicine 179, no. 7 (July 2019): 924–931.
- 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.
- May 2017
- Article
Agent-based Modeling: A Guide for Social Psychologists
By: Joshua Conrad Jackson, David Rand, Kevin Lewis, Michael I. Norton and Kurt Gray
Agent-based modeling is a longstanding but underused method that allows researchers to simulate artificial worlds for hypothesis testing and theory building. Agent-based models (ABMs) offer unprecedented control and statistical power by allowing researchers to... View Details
Jackson, Joshua Conrad, David Rand, Kevin Lewis, Michael I. Norton, and Kurt Gray. "Agent-based Modeling: A Guide for Social Psychologists." Social Psychological & Personality Science 8, no. 4 (May 2017): 387–395.
- October 2009
- Article
Negotiation Analysis: From Games to Inferences to Decisions to Deals
Exemplified by the pioneering work of Howard Raiffa and often expressed in the pages of the Negotiation Journal, the emergent prescriptive field of "negotiation analysis" progressively developed from Raiffa's early contributions to game theory and to his later... View Details
Keywords: Decision Choices and Conditions; Negotiation Participants; Negotiation Preparation; Negotiation Process; Negotiation Tactics; Game Theory
Sebenius, James K. "Negotiation Analysis: From Games to Inferences to Decisions to Deals." Negotiation Journal 25, no. 4 (October 2009): 449–465.