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All HBS Web
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- Faculty Publications (94)
- 2019
- Article
Time Series Experiments and Causal Estimands: Exact Randomization Tests and Trading
By: Iavor I Bojinov and Neil Shephard
We define causal estimands for experiments on single time series, extending the potential outcome framework to dealing with temporal data. Our approach allows the estimation of a broad class of these estimands and exact randomization based p-values for testing causal...
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Bojinov, Iavor I., and Neil Shephard. "Time Series Experiments and Causal Estimands: Exact Randomization Tests and Trading." Journal of the American Statistical Association 114, no. 528 (2019): 1665–1682.
- August 2019 (Revised August 2022)
- Case
Baroo (A): Pet Concierge
By: Thomas R. Eisenmann and Susie L. Ma
Baroo CEO Lindsay Hyde was facing unrest from the board of her pet services startup in August 2017. One board member (and lead investor) was alarmed that Baroo’s growth was slowing while its appetite for funding was accelerating. Hyde wanted to hit the gas and continue...
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Keywords:
Entrepreneurship;
Outcome or Result;
Failure;
Business and Shareholder Relations;
Venture Capital;
Governing and Advisory Boards;
Opportunities;
Strategy;
Service Industry;
United States;
Massachusetts
Eisenmann, Thomas R., and Susie L. Ma. "Baroo (A): Pet Concierge." Harvard Business School Case 820-011, August 2019. (Revised August 2022.)
- July 2019 (Revised November 2022)
- Case
Momofuku Ando and the Globalization of Noodles
By: Geoffrey Jones and Megumi Takada
This case examines the entrepreneurial career of Momofuku Ando, the Taiwanese-born Japanese entrepreneur who pioneered instant boodles with his Chicken Ramen (1958) and Cup Noodle (1971) products. It begins by reviewing his many previous unsuccessful ventures,...
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Keywords:
Entrepreneurship;
Personal Development and Career;
Failure;
Success;
Globalization;
Corporate Social Responsibility and Impact;
Food and Beverage Industry;
Japan
Jones, Geoffrey, and Megumi Takada. "Momofuku Ando and the Globalization of Noodles." Harvard Business School Case 320-006, July 2019. (Revised November 2022.)
- 2010
- Article
I May Not Agree With You, but I Trust You: Caring About Social Issues Signals Integrity
By: Julian Zlatev
What characteristics of an individual signal trustworthiness to other people? I propose that individuals who care about contentious social issues signal to observers that they have integrity and thus can be trusted. Critically, this signal conveys trustworthiness...
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Zlatev, Julian. "I May Not Agree With You, but I Trust You: Caring About Social Issues Signals Integrity." Psychological Science 30, no. 6 (June 2019): 880–892.
- 2022
- Working Paper
Responding Strategically to Competitors' Failures: Evidence from Medical Device Recalls & New Product Submissions
By: George P. Ball, Jeffrey T. Macher and Ariel Dora Stern
Medical device firms operate at the frontiers of innovation. When functioning properly, innovative medical devices can prolong and improve lives; when malfunctioning, the same devices may harm patients and lead to product recalls. Product recalls create significant...
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Keywords:
New Product Development;
Recalls;
Product Failures;
Medical Devices;
FDA;
Health Care;
Product Development;
Product;
Failure;
Competition;
Opportunities;
Medical Devices and Supplies Industry
Ball, George P., Jeffrey T. Macher, and Ariel Dora Stern. "Responding Strategically to Competitors' Failures: Evidence from Medical Device Recalls & New Product Submissions." Harvard Business School Working Paper, No. 19-028, September 2018. (Revised March 2022.)
- July 2018
- Article
Revisiting the Classical View of Benefit-Based Taxation
This article incorporates into modern optimal tax theory the classical logic of benefit‐based taxation in which an individual's benefit from the activities of the state is tied to his or her income‐earning ability. First‐best optimal policy is characterized...
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Weinzierl, Matthew. "Revisiting the Classical View of Benefit-Based Taxation." Economic Journal 128, no. 612 (July 2018): F37–F64. (Also Harvard Business School Working Paper, No. 14-101, April 2014.)
- Spring 2018
- Article
Henry Kissinger and Robert Mugabe: The Forgotten Connection via Remarkably Creative Negotiation
When Robert Mugabe was forced out of office in late 2017 after 37 years of increasingly brutal rule in Zimbabwe, he had been in the job so long that few recall how he got there. Fewer still remember that it was Henry Kissinger, whose complex, if unlikely, negotiations...
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Sebenius, James K. "Henry Kissinger and Robert Mugabe: The Forgotten Connection via Remarkably Creative Negotiation." Harvard International Review 39, no. 2 (Spring 2018): 58–61.
- March 2018
- Article
How Context Affects Choice
By: Raphael Thomadsen, Robert P. Rooderkerk, On Amir, Neeraj Arora, Bryan Bollinger, Karsten Hansen, Leslie John, Wendy Liu, Aner Sela, Vishal Singh, K. Sudhir and Wendy Wood
Due to its origins in the literature on judgment and decision-making, context effects in marketing are construed exclusively in terms of how choices deviate from utility maximization principles as a function of how choices are presented (e.g., framing, sequence,...
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Keywords:
Decision Making;
Decision Choices and Conditions;
Situation or Environment;
Consumer Behavior
Thomadsen, Raphael, Robert P. Rooderkerk, On Amir, Neeraj Arora, Bryan Bollinger, Karsten Hansen, Leslie John, Wendy Liu, Aner Sela, Vishal Singh, K. Sudhir, and Wendy Wood. "How Context Affects Choice." Special Issue on 2016 Choice Symposium. Customer Needs and Solutions 5, nos. 1-2 (March 2018): 3–14.
- December 2017 (Revised January 2018)
- Case
NatureSweet
By: Jose Alvarez, Forest Reinhardt and Natalie Kindred
This case describes the business model and workplace philosophy of NatureSweet, a privately owned, vertically integrated greenhouse grower and marketer of fresh tomatoes with sales across the United States and $329 million in 2016 revenues. CEO Bryant Ambelang treated...
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Keywords:
NatureSweet;
Tomatoes;
Agriculture;
Greenhouse;
Ambelang;
Cherry Tomatoes;
Incentives;
Worker Empowerment;
Empowerment;
Toyota Production System;
Leadership;
Branding;
Produce;
Manufacturing;
Organizational Change;
Agribusiness;
Business Model;
Employee Relationship Management;
Working Conditions;
Organizational Culture;
Success;
Problems and Challenges;
Agriculture and Agribusiness Industry;
Manufacturing Industry;
United States;
Mexico;
North America
Alvarez, Jose, Forest Reinhardt, and Natalie Kindred. "NatureSweet." Harvard Business School Case 518-002, December 2017. (Revised January 2018.)
- October 5, 2017
- Article
Making Patients and Doctors Happier—The Potential of Patient-Reported Outcomes
By: Lisa Rotenstein, Robert S. Huckman and Neil Wagle
Rotenstein, Lisa, Robert S. Huckman, and Neil Wagle. "Making Patients and Doctors Happier—The Potential of Patient-Reported Outcomes." New England Journal of Medicine 377, no. 14 (October 5, 2017): 1309–1312.
- September 2017
- Article
Time-Driven Activity-Based Costing to Estimate Cost of Care at Multidisciplinary Aerodigestive Centers
By: Robert S. Kaplan, Jordan A. Garcia, Bipin Mistry, Stephen Hardy, Mary Shannon Fracchia, Cheryl Hersh, Carissa Wentland, Joseph Vadakekalam and Christopher J. Hartnick
Time-driven activity-based costing was used to estimate the cost of care for patients with laryngeal cleft seen between 2008 and 2013 at the Massachusetts Eye and Ear Infirmary Pediatric Aerodigestive Center. Retrospective chart review was performed to identify clinic...
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Keywords:
Time-Driven Activity-Based Costing;
Activity Based Costing and Management;
Health Care and Treatment
Kaplan, Robert S., Jordan A. Garcia, Bipin Mistry, Stephen Hardy, Mary Shannon Fracchia, Cheryl Hersh, Carissa Wentland, Joseph Vadakekalam, and Christopher J. Hartnick. "Time-Driven Activity-Based Costing to Estimate Cost of Care at Multidisciplinary Aerodigestive Centers." The Laryngoscope 127, no. 9 (September 2017).
- August 2017
- Article
Relationship Between Labor and Delivery Unit Management Practices and Maternal Outcomes
By: Avery C. Plough, Grace Galwin, Zhonghe Li, Stuart R. Lipsitz, Shehnaz Alidina, Natalie J. Henrich, Lisa R. Hirschhorn, William R. Berry, Atul A. Gawande, Doris Peter, Rory McDonald, Donna L. Caldwell, Janet H. Muri, Debra Bingham, Aaron B. Caughey, Eugene R. Declercq and Neel T. Shah
OBJECTIVE: To define, measure, and characterize key competencies of managing labor and delivery units in the United States and assess the associations between unit management and maternal outcomes.
METHODS: We developed and administered a management measurement...
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Keywords:
Health Care and Treatment;
Management Practices and Processes;
Performance Evaluation;
Outcome or Result;
United States
Plough, Avery C., Grace Galwin, Zhonghe Li, Stuart R. Lipsitz, Shehnaz Alidina, Natalie J. Henrich, Lisa R. Hirschhorn, William R. Berry, Atul A. Gawande, Doris Peter, Rory McDonald, Donna L. Caldwell, Janet H. Muri, Debra Bingham, Aaron B. Caughey, Eugene R. Declercq, and Neel T. Shah. "Relationship Between Labor and Delivery Unit Management Practices and Maternal Outcomes." Obstetrics & Gynecology 130, no. 2 (August 2017): 358–365.
- July 2017 (Revised September 2017)
- Case
Sampark Foundation: Transforming Primary Education in India
By: V. Kasturi Rangan and Shweta Bagai
Founders Vineet and Anupama Nayar had rapidly scaled their foundation to reach 3 million primary school children (grades 1 to 3) in two states with math and English programs. Their goal was to reach 10 million children by 2025 and completely spend down the $100 million...
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Keywords:
Nonprofit Management;
K-12 Education;
Frugal Innovation;
Government Partnership;
Impact;
Developing Countries;
Education;
Decision Choices and Conditions;
Growth and Development Strategy;
Business and Government Relations;
Outcome or Result;
India
Rangan, V. Kasturi, and Shweta Bagai. "Sampark Foundation: Transforming Primary Education in India." Harvard Business School Case 518-006, July 2017. (Revised September 2017.)
- 2017
- Chapter
Innovation Policies
By: Ramana Nanda and Matthew Rhodes-Kropf
Past work has shown that failure tolerance by principals has the potential to stimulate innovation, but has not examined how this affects which projects principals will start. We demonstrate that failure tolerance has an equilibrium price – in terms of an investor’s...
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Keywords:
Innovation;
Investing;
Abandonment Option;
Failure Tolerance;
Innovation and Invention;
Venture Capital;
Attitudes;
Investment;
Failure
Nanda, Ramana, and Matthew Rhodes-Kropf. "Innovation Policies." In Entrepreneurship, Innovation, and Platforms. Vol. 37, edited by Jeffrey Furman, Annabelle Gawer, Brian Silverman, and Scott Stern, 37–80. Advances in Strategic Management. Emerald Publishing Limited, 2017.
- April–May 2017
- Article
Career Concerns of Banking Analysts
By: Joanne Horton, George Serafeim and Shan Wu
We study how career concerns influence banking analysts' forecasts and how their forecasting behavior benefits both them and bank managers. We show that banking analysts issue early in the year relatively more optimistic and later in the year more pessimistic forecasts...
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Keywords:
Sell-side Analysts;
Analyst Forecasts;
Analysts;
Investment Recommendations;
Career Advancement;
Career Management;
Labor Mobility;
Labor Market;
Prejudice and Bias;
Personal Development and Career;
Forecasting and Prediction;
Investment Banking
Horton, Joanne, George Serafeim, and Shan Wu. "Career Concerns of Banking Analysts." Journal of Accounting & Economics 63, nos. 2-3 (April–May 2017): 231–252.
- October 2016
- Case
Triangulate: Stay, Pivot or Exit?
By: Thomas Eisenmann, Shikhar Ghosh and Christopher Payton
Sunil Nagaraj, Triangulate's founder had spent a few years trying to launch a dating application that matched users based on their behavior on social media. Based on input from advisors, the company changed its focus from a B2B site to a B2C dating site with a unique...
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Keywords:
Early Stage;
Pivot;
Two Sided Markets;
Business Model;
Business Exit or Shutdown;
Product Launch;
Venture Capital;
Failure;
Internet and the Web;
Entrepreneurship;
Information Technology;
Social and Collaborative Networks;
United States;
North America
Eisenmann, Thomas, Shikhar Ghosh, and Christopher Payton. "Triangulate: Stay, Pivot or Exit?" Harvard Business School Case 817-059, October 2016.
- September 2016
- Article
Enhancing the Practical Relevance of Research
This article seeks to encourage scholars to conduct research that is more relevant to the decisions faced by managers and policymakers and addresses why research relevance matters, what relevance means in terms of a journal article, and how scholars can increase the...
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Keywords:
Research Questions;
Relevance;
Rigor;
Practice-based Research;
Research;
Communication;
Media;
Education Industry
Toffel, Michael W. "Enhancing the Practical Relevance of Research." Production and Operations Management 25, no. 9 (September 2016): 1493–1505. (Sparked a Working Knowledge article about research relevance.)
- March 2016 (Revised April 2019)
- Technical Note
ESG Metrics: Reshaping Capitalism?
By: George Serafeim
In the past twenty-five years, the world had seen an exponential growth in the number of companies reporting environmental, social and governance (ESG) data. Investor interest in ESG data also grew rapidly. A growing belief that increasing levels of social inequality...
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Keywords:
Capitalism;
Sustainability;
Accountability;
Corporate Social Responsibility;
Responsibilities To Society;
Environment;
Social Impact Investment;
ESG;
Corporate Social Responsibility and Impact;
Environmental Sustainability;
Measurement and Metrics;
Integrated Corporate Reporting;
Corporate Accountability;
Accounting;
Economic Systems
Serafeim, George, and Jody Grewal. "ESG Metrics: Reshaping Capitalism?" Harvard Business School Technical Note 116-037, March 2016. (Revised April 2019.)
- December 2015
- Article
Task Shifting in Surgery: Lessons from an Indian Heart Hospital
By: Budhaditya Gupta, Robert S. Huckman and Tarun Khanna
We present a case study that illustrates task shifting, the transfer of activities from senior to junior colleagues, in the context of cardiac surgery at the Narayana Health City Cardiac Hospital (NH) in India. The case discusses the factors driving the adoption of...
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Gupta, Budhaditya, Robert S. Huckman, and Tarun Khanna. "Task Shifting in Surgery: Lessons from an Indian Heart Hospital." Healthcare: The Journal of Delivery Science and Innovation 3, no. 4 (December 2015): 245–250.
- 2015
- Chapter
Diversity in Groups
By: Catarina Fernandes and Jeff Polzer
Diversity has the potential to either disrupt group functioning or, conversely, be the source of collective creativity and insight. These two divergent perspectives pose a paradox that has held the attention of scholars for many years. In response, researchers have...
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Fernandes, Catarina, and Jeff Polzer. "Diversity in Groups." In Emerging Trends in the Social and Behavioral Sciences: An Interdisciplinary, Searchable, and Linkable Resource, edited by Robert A. Scott and Stephen M. Kosslyn. Hoboken, NJ: John Wiley & Sons, 2015. Electronic.