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Show Results For
- All HBS Web
(1,385)
- News (130)
- Research (1,029)
- Events (12)
- Multimedia (2)
- Faculty Publications (506)
Jerry R. Green
Jerry R. Green
David A. Wells Professor of Political Economy
John Leverett Professor in the University
Harvard University
Jerry Green is the John Leverett Professor in the University and the David A. Wells... View Details
- 2023
- Working Paper
Design-Based Confidence Sequences: A General Approach to Risk Mitigation in Online Experimentation
By: Dae Woong Ham, Michael Lindon, Martin Tingley and Iavor Bojinov
Randomized experiments have become the standard method for companies to evaluate the performance of new products or services. In addition to augmenting managers’ decision-making, experimentation mitigates risk by limiting the proportion of customers exposed to... View Details
Keywords: Performance Evaluation; Research and Development; Analytics and Data Science; Consumer Behavior
Ham, Dae Woong, Michael Lindon, Martin Tingley, and Iavor Bojinov. "Design-Based Confidence Sequences: A General Approach to Risk Mitigation in Online Experimentation." Harvard Business School Working Paper, No. 23-070, May 2023.
- 22 May 2008
- Working Paper Summaries
Testing Strategy with Multiple Performance Measures Evidence from a Balanced Scorecard at Store24
- 2023
- Working Paper
The Real Effects of Fair Workweek Laws on Work Schedules: Evidence from Chicago, Los Angeles, and Philadelphia
By: Caleb Kwon and Ananth Raman
Effective in eight jurisdictions and banned in four, Fair Workweek Laws (FWL) aim to increase the predictability and stability of work schedules. Among other requirements, these laws penalize employers for unilaterally adjusting work schedules without providing some... View Details
Kwon, Caleb, and Ananth Raman. "The Real Effects of Fair Workweek Laws on Work Schedules: Evidence from Chicago, Los Angeles, and Philadelphia." Working Paper, October 2023.
- 16 Nov 2020
- Blog Post
Flatiron School: Reflections from Summer 2020
work authorization to come through before being able to work again. Joshua Rodriguez: My goals for the summer were three-fold: (1) demystify what is data science (2) get comfortable using Python and SQL for View Details
Keywords: All Industries
- 13 Sep 2013
- HBS Seminar
Nirupama Rao, NYC Wagner School of Public Service
- 13 Sep 2013
- HBS Seminar
Nirupama Rao, NYU Wagner School of Public Service
- September 16, 2022
- Article
A Causal Test of the Strength of Weak Ties
By: Karthik Rajkumar, Guillaume Saint-Jacques, Iavor I. Bojinov, Erik Brynjolfsson and Sinan Aral
The authors analyzed data from multiple large-scale randomized experiments on LinkedIn’s People You May Know algorithm, which recommends new connections to LinkedIn members, to test the extent to which weak ties increased job mobility in the world’s largest... View Details
Rajkumar, Karthik, Guillaume Saint-Jacques, Iavor I. Bojinov, Erik Brynjolfsson, and Sinan Aral. "A Causal Test of the Strength of Weak Ties." Science 377, no. 6612 (September 16, 2022).
- 2020
- Working Paper
Fresh Fruit and Vegetable Consumption: The Impact of Access and Value
By: Retsef Levi, Elisabeth Paulson and Georgia Perakis
The goal of this paper is to leverage household-level data to improve food-related policies aimed at increasing the consumption of fruits and vegetables (FVs) among low-income households. Currently, several interventions target areas where residents have limited... View Details
Keywords: Food Deserts; Food Access; Food Policy; Causal Inference; Food; Nutrition; Poverty; Government Administration
Levi, Retsef, Elisabeth Paulson, and Georgia Perakis. "Fresh Fruit and Vegetable Consumption: The Impact of Access and Value." MIT Sloan Research Paper, No. 5389-18, October 2020.
- 2022
- Working Paper
E-commerce During COVID: Stylized Facts from 47 Economies
By: Joel Alcedo, Alberto Cavallo, Bricklin Dwyer, Prachi Mishra and Antonio Spilimbergo
We study e-commerce across 47 economies and 26 industries during the COVID-19 pandemic using aggregated and anonymized transaction-level data from Mastercard, scaled to represent total consumer spending. The share of online transactions in total consumption increased... View Details
Keywords: COVID-19 Pandemic; Health Pandemics; Spending; Internet and the Web; Global Range; Analysis; E-commerce
Alcedo, Joel, Alberto Cavallo, Bricklin Dwyer, Prachi Mishra, and Antonio Spilimbergo. "E-commerce During COVID: Stylized Facts from 47 Economies." NBER Working Paper Series, No. 29729, February 2022.
- Person Page
Educational Technology
Streamlined Real-Time Slide Generation and Editing
Lets an instructor build slides during class, based on class discussion -- "the chalkboard alternative." Student view offers a clean display with no distracting details (no menus, toolbars, or the... View Details
- February 2025
- Article
Sale of Private Equity–Owned Physician Practices and Physician Turnover
By: Victoria Berquist, Lev Klarnet and Leemore Dafny
Private equity (PE) ownership of physician practices is increasing, with owners targeting sales, or exits, in 3 to 7 years. Little is known about the association of exit with physician retention and subsequent employment. Using panel data over the period 2014-2020, we... View Details
Berquist, Victoria, Lev Klarnet, and Leemore Dafny. "Sale of Private Equity–Owned Physician Practices and Physician Turnover." JAMA Health Forum 6, no. 2 (February 2025).
- 2009
- Working Paper
Principles that Matter: Sustaining Software Innovation from the Client to the Web
By: Marco Iansiti
Economic analysis often reviews the role of principles—such as respect for intellectual property rights—in driving innovation. Given the interdependent nature of innovation in information technology, three core principles have emerged that work together to ensure that... View Details
Keywords: Decision Choices and Conditions; Technological Innovation; Intellectual Property; Partners and Partnerships; Competition; Information Technology; Internet and the Web
Iansiti, Marco. "Principles that Matter: Sustaining Software Innovation from the Client to the Web." Harvard Business School Working Paper, No. 09-142, June 2009.
Eaton Corp.: Portfolio Transformation and the Cost of Capital
In 2000, Eaton Corporation was broadly diversified industrial conglomerate. But its strategy was evolving and its focus was narrowing around “power management” and more recently on “intelligent power,” the use of digitally enabled products and services designed... View Details
- 26 Mar 2009
- Working Paper Summaries
The Bloody Millennium: Internal Conflict in South Asia
Keywords: by Lakshmi Iyer
- 2010
- Article
Estimating the Attributable Cost of Physician Burnout in the United States
By: Shasha Han, Tait D. Shanafelt, Christine A. Sinsky, Karim M. Awad, Liselotte N. Dyrbye, Lynne C. Fiscus, Mickey Trockel and Joel Goh
Background: Although physician burnout is associated with negative clinical and organizational outcomes, its economic costs are poorly understood. As a result, leaders in health care cannot properly assess the financial benefits of initiatives to remediate... View Details
Keywords: Physicians; Burnout; Health; Health Care and Treatment; Employees; Cost; Programs; Policy; Health Industry
Han, Shasha, Tait D. Shanafelt, Christine A. Sinsky, Karim M. Awad, Liselotte N. Dyrbye, Lynne C. Fiscus, Mickey Trockel, and Joel Goh. "Estimating the Attributable Cost of Physician Burnout in the United States." Annals of Internal Medicine 170, no. 11 (June 4, 2019): 784–790.
- 06 Aug 2024
- Op-Ed
What the World Could Learn from America's Immigration Backlash—100 Years Ago
immigrants with that of more recent, non-European immigrants to the US, they conclude that the pace of immigrant assimilation today is similar to what prevailed 100 years ago. When interpreting evidence from the past, it is important to note that historical View Details
Keywords: by Marco Tabellini
- July 2019
- Article
'Forward Flow': A New Measure to Quantify Free Thought and Predict Creativity
By: Kurt Gray, Stephen Anderson, Eric Evan Chen, John Michael Kelly, Michael S. Christian, John Patrick, Laura Huang, Yoed N. Kenett and Kevin Lewis
When the human mind is free to roam, its subjective experience is characterized by a continuously evolving stream of thought. Although there is a technique that captures people’s streams of free thought—free association—its utility for scientific research is undermined... View Details
Gray, Kurt, Stephen Anderson, Eric Evan Chen, John Michael Kelly, Michael S. Christian, John Patrick, Laura Huang, Yoed N. Kenett, and Kevin Lewis. "'Forward Flow': A New Measure to Quantify Free Thought and Predict Creativity." American Psychologist 74, no. 5 (July 2019): 539–554.
- August 2015 (Revised May 2017)
- Case
TSG Hoffenheim: Football in the Age of Analytics
By: Feng Zhu, Karim R. Lakhani, Sascha L. Schmidt and Kerry Herman
In 2015, Dietmar Hopp, owner of Germany's Bundesliga football team TSG Hoffenheim and co-founder of the global enterprise software company SAP, was considering how to ensure long-term sustainability and competitiveness for TSG Hoffenheim. While historically a small... View Details
Zhu, Feng, Karim R. Lakhani, Sascha L. Schmidt, and Kerry Herman. "TSG Hoffenheim: Football in the Age of Analytics." Harvard Business School Case 616-010, August 2015. (Revised May 2017.)
- April 2014
- Article
Who Donates Their Bodies to Science? The Combined Role of Gender and Migration Status Among California Whole-body Donors
By: Asad L. Asad, Michel Anteby and Filiz Garip
The number of human cadavers available for medical research and training, as well as organ transplantation, is limited. Researchers disagree about how to increase the number of whole-body bequeathals, citing a shortage of donations from the one group perceived as most... View Details
Asad, Asad L., Michel Anteby, and Filiz Garip. "Who Donates Their Bodies to Science? The Combined Role of Gender and Migration Status Among California Whole-body Donors." Social Science & Medicine 106 (April 2014): 53–58.