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    ResearchRemove Research →

    New research from Harvard Business School faculty on issues including academic management research, how business research can contribute to public policy, and empirical approaches to entrepreneurship.
    Page 1 of 96 Results →
    • 16 Mar 2023
    • Research & Ideas

    Why Business Travel Still Matters in a Zoom World

    by Kara Baskin

    Meeting in person can make all the difference for colleagues from different time zones or cultural backgrounds. A study by Prithwiraj Choudhury traces flight patterns among 5,000 airports around the world to show how business travel propels innovation.

    • 13 Apr 2021
    • Working Paper Summaries

    Population Interference in Panel Experiments

    by Iavor I. Bojinov, Kevin Wu Han, and Guillaume Basse

    In panel experiments, units are exposed to different interventions over time. This article introduces a unifying framework for studying panel experiments with population interference, in which a treatment assigned to one experimental unit affects another experimental unit's outcome. Findings have implications for fields as diverse as education, economics, and public health.

    • 22 Feb 2021
    • Working Paper Summaries

    Private and Social Returns to R&D: Drug Development and Demographics

    by Efraim Benmelech, Janice Eberly, Dimitris Papanikolaou, and Joshua Krieger

    Research and development (R&D) by pharmaceutical firms focuses disproportionately on medical conditions afflicting the elderly. The proportion of R&D spending targeting older age groups is increasing over time. Even though these investments in R&D prolong life expectancy and improve quality of life, they have little effect on measured productivity and output growth.

    • 15 Dec 2020
    • Working Paper Summaries

    Designing, Not Checking, for Policy Robustness: An Example with Optimal Taxation

    by Benjami Lockwood, Afras Y. Sial, and Matthew C. Weinzierl

    The approach used by most economists to check academic research results is flawed for policymaking and evaluation. The authors propose an alternative method for designing economic policy analyses that might be applied to a wide range of economic policies.

    • 30 Nov 2020
    • Working Paper Summaries

    Short-Termism, Shareholder Payouts, and Investment in the EU

    by Jesse M. Fried and Charles C.Y. Wang

    Shareholder-driven “short-termism,” as evidenced by increasing payouts to shareholders, is said to impede long-term investment in EU public firms. But a deep dive into the data reveals a different story.

    • 22 Oct 2020
    • Working Paper Summaries

    Estimating Causal Effects in the Presence of Partial Interference Using Multivariate Bayesian Structural Time Series Models

    by Fiammetta Menchetti and Iavor Bojinov

    A case study of an Italian supermarket introducing a new pricing policy—in which it reduced prices on some brands—offers managers a new approach to reduce uncertainty. The approach is flexible and can be applied to different business problems.

    • 06 Oct 2020
    • Working Paper Summaries

    Design and Analysis of Switchback Experiments

    by Iavor I. Bojinov, David Simchi-Levi, and Jinglong Zhao

    This paper presents a framework for managers to design and run switchback experiments.

    • 28 Sep 2020
    • Working Paper Summaries

    What Can Economics Say About Alzheimer's Disease?

    by Amitabh Chandra, Courtney Coile, and Corina Mommaerts

    This essay discusses the role of market frictions and "missing medicines" in drug innovation and highlights how frameworks and toolkits of economists can help our understanding of the determinants and effects of Alzheimer's disease on health.

    • 24 Aug 2020
    • Working Paper Summaries

    When Do Experts Listen to Other Experts? The Role of Negative Information in Expert Evaluations for Novel Projects

    by Jacqueline N. Lane, Misha Teplitskiy, Gary Gray, Hardeep Ranu, Michael Menietti, Eva C. Guinan, and Karim R. Lakhani

    Evaluators of early-stage scientific proposals tend to systematically focus on the weaknesses of proposed work rather than its strengths, according to evidence from two field experiments.

    • 10 Aug 2020
    • Research & Ideas

    COVID's Surprising Toll on Careers of Women Scientists

    by Rachel Layne

    Women scientists and those with young children are paying a steep career price in the pandemic, according to new research by Karim Lakhani, Kyle Myers, and colleagues. Open for comment; 0 Comments.

    • 02 Aug 2020
    • What Do You Think?

    Is the 'Experimentation Organization' Becoming the Competitive Gold Standard?

    by James Heskett

    SUMMING UP: Digital experimentation is gaining momentum as an everyday habit in many organizations, especially those in high tech, say James Heskett's readers. Open for comment; 0 Comments.

    • 27 Jul 2020
    • Working Paper Summaries

    Gender Inequality in Research Productivity During the COVID-19 Pandemic

    by Ruomeng Cui, Hao Ding, and Feng Zhu

    Analysis of data from the largest open-access repositories for social science in the world finds that female researchers’ productivity significantly dropped relative to that of male researchers as a result of the lockdown in the United States.

    • 08 Jul 2020
    • Working Paper Summaries

    Inventing the Endless Frontier: The Effects of the World War II Research Effort on Post-War Innovation

    by Daniel P. Gross and Bhaven N. Sampat

    Investments made in World War II by the United States Office of Scientific Research and Development powered decades of subsequent innovation and the take-off of regional technology hubs around the country.

    • 06 Apr 2020
    • Working Paper Summaries

    A General Theory of Identification

    by Iavor Bojinov and Guillaume Basse

    Statistical inference teaches us how to learn from data, whereas identification analysis explains what we can learn from it. This paper proposes a simple unifying theory of identification, encouraging practitioners to spend more time thinking about what they can estimate from the data and assumptions before trying to estimate it.

    • 23 Mar 2020
    • Working Paper Summaries

    The Effects of Hierarchy on Learning and Performance in Business Experimentation

    by Sourobh Ghosh, Stefan H. Thomke, and Hazjier Pourkhalkhali

    Do senior managers help or hurt business experiments? Analyzing a dataset of more than 6,300 experiments on the A/B/n testing platform Optimizely, this study suggests that involving senior executives in experimentation teams can have surprising consequences.

    • 09 Mar 2020
    • Working Paper Summaries

    Impact Investing: A Theory of Financing Social Entrepreneurship

    by Benjamin N. Roth

    The author provides a formal definition of organizational sustainability and characterizes the situations in which a social enterprise should be sustainable. The analysis then delineates when an investment in a social enterprise delivers superior impact to a grant.

    • 29 Dec 2019
    • Research & Ideas

    Read Our Most Popular Research Stories of 2019

    by Sean Silverthorne

    Here are the most-read stories published by Harvard Business School Working Knowledge in 2019. Now it's your turn: What will be the biggest stories—the most significant business trends—of 2020? Open for comment; 0 Comments.

    • 10 Dec 2019
    • Working Paper Summaries

    A Journal-Based Replication of 'Being Chosen to Lead'

    by Erik Snowberg, Allan Drazen, Anna Dreber, and Erkut Y. Ozbay

    Attempts to replicate experimental findings in economics and other disciplines have had a disappointing track record. This paper proposes and shows proof-of-concept for one way to ensure replication: contracting by a journal after a study is accepted for publication, but (ideally) before the actual publication occurs.

    • 04 Dec 2019
    • Book

    Creating the Experimentation Organization

    by Michael Blanding

    New tools allow companies to innovate on an unprecedented scale, in every aspect of business. But the organization must also change. Stefan Thomke previews his forthcoming book, Experimentation Works. Open for comment; 0 Comments.

    • 12 Nov 2019
    • Research & Ideas

    Corporate Innovation Increasingly Benefits from Government Research

    by Michael Blanding

    Nearly a third of US patents rely directly on government-funded research, says Dennis Yao. Is government too involved in supporting private sector innovation—or not enough? Open for comment; 0 Comments.

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