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Publications

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    • All HBS Web  (476)
      • Faculty Publications  (180)

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      • 2025
      • Working Paper

      Partisan Corporate Speech

      By: William Cassidy and Elisabeth Kempf
      We construct a novel measure of partisan corporate speech using natural language processing techniques and use it to establish three stylized facts. First, the volume of partisan corporate speech has risen sharply between 2012 and 2022. Second, this increase has... View Details
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      Cassidy, William, and Elisabeth Kempf. "Partisan Corporate Speech." Harvard Business School Working Paper, No. 05-056, May 2025.
      • March 2025
      • Article

      Optimal Illiquidity

      By: John Beshears, James J. Choi, Christopher Clayton, Christopher Harris, David Laibson and Brigitte C. Madrian
      We study the socially optimal level of illiquidity in an economy populated by households with taste shocks and present bias with naive beliefs. The government chooses mandatory contributions to accounts, each with a different pre-retirement withdrawal penalty.... View Details
      Keywords: Retirement; Financial Liquidity; Personal Finance; Saving
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      Beshears, John, James J. Choi, Christopher Clayton, Christopher Harris, David Laibson, and Brigitte C. Madrian. "Optimal Illiquidity." Art. 103996. Journal of Financial Economics 165 (March 2025).
      • 2025
      • Working Paper

      A Cognitive Theory of Reasoning and Choice

      By: Pedro Bordalo, Nicola Gennaioli, Giacomo Lanzani and Andrei Shleifer
      We present a theory of decisions in which attention to the features of choice options is determined by the decision maker's categorization of the current choice problem in a set of problems she solved in the past. Categorization depends on goal-relevant as well as... View Details
      Keywords: Cognition and Thinking; Perception; Decision Choices and Conditions
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      Bordalo, Pedro, Nicola Gennaioli, Giacomo Lanzani, and Andrei Shleifer. "A Cognitive Theory of Reasoning and Choice." NBER Working Paper Series, No. 33466, February 2025.
      • February 2025
      • Article

      Variation in Batch Ordering of Imaging Tests in the Emergency Department and the Impact on Care Delivery

      By: Jacob C. Jameson, Soroush Saghafian, Robert S. Huckman and Nicole Hodgson
      Objectives: To examine heterogeneity in physician batch ordering practices and measure the impact of a physician's tendency to batch order imaging tests on patient outcomes and resource utilization.
      Study Setting and Design: In this retrospective study, we used... View Details
      Keywords: Health Care; Operations Management; Productivity; Health Care and Treatment; Operations; Outcome or Result; Resource Allocation; Health Industry; United States
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      Jameson, Jacob C., Soroush Saghafian, Robert S. Huckman, and Nicole Hodgson. "Variation in Batch Ordering of Imaging Tests in the Emergency Department and the Impact on Care Delivery." Health Services Research 60, no. 1 (February 2025).
      • 2025
      • Article

      Statistical Inference for Heterogeneous Treatment Effects Discovered by Generic Machine Learning in Randomized Experiments

      By: Kosuke Imai and Michael Lingzhi Li
      Researchers are increasingly turning to machine learning (ML) algorithms to investigate causal heterogeneity in randomized experiments. Despite their promise, ML algorithms may fail to accurately ascertain heterogeneous treatment effects under practical settings with... View Details
      Keywords: AI and Machine Learning; Mathematical Methods; Analytics and Data Science
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      Imai, Kosuke, and Michael Lingzhi Li. "Statistical Inference for Heterogeneous Treatment Effects Discovered by Generic Machine Learning in Randomized Experiments." Journal of Business & Economic Statistics 43, no. 1 (2025): 256–268.
      • 2024
      • Working Paper

      Displacement or Complementarity? The Labor Market Impact of Generative AI

      By: Wilbur Xinyuan Chen, Suraj Srinivasan and Saleh Zakerinia
      Generative AI is poised to reshape the labor market, affecting cognitive and white-collar occupations in ways distinct from past technological revolutions. This study examines whether generative AI displaces workers or augments their jobs by analyzing labor demand and... View Details
      Keywords: Generative Ai; Labor Market; Automation And Augmentation; Labor; AI and Machine Learning; Competency and Skills
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      Chen, Wilbur Xinyuan, Suraj Srinivasan, and Saleh Zakerinia. "Displacement or Complementarity? The Labor Market Impact of Generative AI." Harvard Business School Working Paper, No. 25-039, December 2024.
      • November–December 2024
      • Article

      Loss of Peers and Individual Worker Performance: Evidence From H-1B Visa Denials

      By: Prithwiraj Choudhury, Kirk Doran, Astrid Marinoni and Chungeun Yoon
      We study how restrictive immigration policies that result in the unexpected loss of co-workers affect the performance of skilled migrants employed in organizations. Specifically, we examine the impact of the loss of team members on their co-workers’ performance in... View Details
      Keywords: Immigration; Performance Productivity; Employees; Human Capital; Ethnicity; Groups and Teams
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      Choudhury, Prithwiraj, Kirk Doran, Astrid Marinoni, and Chungeun Yoon. "Loss of Peers and Individual Worker Performance: Evidence From H-1B Visa Denials." Organization Science 35, no. 6 (November–December 2024): 2040–2063.
      • November 2024
      • Article

      Perceptions About Monetary Policy

      By: Michael D. Bauer, Carolin Pflueger and Adi Sunderam
      We estimate perceptions about the Federal Reserve’s monetary policy rule from panel data on professional forecasts of interest rates and macroeconomic conditions. The perceived dependence of the federal funds rate on economic conditions varies substantially over time,... View Details
      Keywords: Monetary Policy; Policy; Interest Rates; Perception; Economy; Forecasting and Prediction
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      Bauer, Michael D., Carolin Pflueger, and Adi Sunderam. "Perceptions About Monetary Policy." Quarterly Journal of Economics 139, no. 4 (November 2024): 2227–2278.
      • Fall 2024
      • Article

      The Problem of Good Conduct Among Financial Advisers

      By: Mark Egan, Gregor Matvos and Amit Seru
      Households in the United States often rely on financial advisers for investment and savings decisions, yet there is a widespread perception that many advisers are dishonest. This distrust is not unwarranted: approximately one in fifteen advisers has a history of... View Details
      Keywords: Personal Finance; Behavioral Finance; Trust; Financial Services Industry
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      Egan, Mark, Gregor Matvos, and Amit Seru. "The Problem of Good Conduct Among Financial Advisers." Journal of Economic Perspectives 38, no. 4 (Fall 2024): 193–210.
      • October 2024
      • Article

      Canary Categories

      By: Eric Anderson, Chaoqun Chen, Ayelet Israeli and Duncan Simester
      Past customer spending in a category is generally a positive signal of future customer spending. We show that there exist “canary categories” for which the reverse is true. Purchases in these categories are a signal that customers are less likely to return to that... View Details
      Keywords: Churn; Churn Management; Churn/retention; Assortment Planning; Retail; Retailing; Retailing Industry; Preference Heterogeneity; Assortment Optimization; Customers; Retention; Consumer Behavior; Forecasting and Prediction; Retail Industry
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      Anderson, Eric, Chaoqun Chen, Ayelet Israeli, and Duncan Simester. "Canary Categories." Journal of Marketing Research (JMR) 61, no. 5 (October 2024): 872–890.
      • 2025
      • Working Paper

      Markups and Cost Pass-through Along the Supply Chain

      By: Santiago Alvarez-Blaser, Alberto Cavallo, Alexander MacKay and Paolo Mengano
      We study markups and pricing strategies along the supply chain. Our unique dataset combines detailed price and cost information from a large global manufacturer with matched retail prices collected online for the period July 2018 through June 2023. We show that total... View Details
      Keywords: Markups; Pricing; Price; Supply Chain; Inflation and Deflation; Cost
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      Alvarez-Blaser, Santiago, Alberto Cavallo, Alexander MacKay, and Paolo Mengano. "Markups and Cost Pass-through Along the Supply Chain." Harvard Business School Working Paper, No. 25-009, August 2024. (Revised February 2025.)
      • 2024
      • Working Paper

      Pitch Perfect: Investing in Transportable Presentation Skills to Support Poly-vocal Personae

      By: James Riley and Susan S. Silbey
      For organizations requiring independent and creative thinking skills for complex problem-solving, especially within a multi-disciplinary pool of collaborators, conventional socialization practices flattening individuality for the sake of uniformity is not necessarily... View Details
      Keywords: Creativity; Identity; Competency and Skills; Groups and Teams
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      Riley, James, and Susan S. Silbey. "Pitch Perfect: Investing in Transportable Presentation Skills to Support Poly-vocal Personae." Working Paper, August 2024.
      • July–August 2024
      • Article

      Doing More with Less: Overcoming Ineffective Long-Term Targeting Using Short-Term Signals

      By: Ta-Wei Huang and Eva Ascarza
      Firms are increasingly interested in developing targeted interventions for customers with the best response, which requires identifying differences in customer sensitivity, typically through the conditional average treatment effect (CATE) estimation. In theory, to... View Details
      Keywords: Long-run Targeting; Heterogeneous Treatment Effect; Statistical Surrogacy; Customer Churn; Field Experiments; Consumer Behavior; Customer Focus and Relationships; AI and Machine Learning; Marketing Strategy
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      Huang, Ta-Wei, and Eva Ascarza. "Doing More with Less: Overcoming Ineffective Long-Term Targeting Using Short-Term Signals." Marketing Science 43, no. 4 (July–August 2024): 863–884.
      • 2024
      • Working Paper

      The Value of Silence: The Effect of UMG’s Licensing Dispute with TikTok on Music Demand

      By: Mengjie (Magie) Cheng, Elie Ofek and Hema Yoganarasimhan
      Social media platforms like TikTok have transformed how music is discovered, consumed, and monetized. This study examines the implications of the dispute between TikTok and Universal Music Group (UMG), which resulted in UMG excluding its music from TikTok from... View Details
      Keywords: Demand And Consumers; Monetization; Social Media; Revenue; Conflict and Resolution; Music Industry
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      Cheng, Mengjie (Magie), Elie Ofek, and Hema Yoganarasimhan. "The Value of Silence: The Effect of UMG’s Licensing Dispute with TikTok on Music Demand." Harvard Business School Working Paper, No. 25-014, July 2024. (Revised October 2024.)
      • 2024
      • Working Paper

      Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization

      By: Ta-Wei Huang, Eva Ascarza and Ayelet Israeli
      This paper introduces Incrementality Representation Learning (IRL), a novel multitask representation learning framework that predicts heterogeneous causal effects of marketing interventions. By leveraging past experiments, IRL efficiently designs and targets... View Details
      Keywords: Heterogeneous Treatment Effect; Multi-task Learning; Representation Learning; Personalization; Promotion; Deep Learning; Field Experiments; Customer Focus and Relationships; Customization and Personalization
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      Huang, Ta-Wei, Eva Ascarza, and Ayelet Israeli. "Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization." Harvard Business School Working Paper, No. 24-076, June 2024.
      • 2024
      • Working Paper

      Advancing Personalization: How to Experiment, Learn & Optimize

      By: Aurelie Lemmens, Jason M.T. Roos, Sebastian Gabel, Eva Ascarza, Hernan Bruno, Elea McDonnell Feit, Brett Gordon, Ayelet Israeli, Carl F. Mela and Oded Netzer
      Personalization has become the heartbeat of modern marketing. Advances in causal inference and machine learning enable companies to understand how the same marketing action can impact the choices of individual customers differently. This article provides an academic... View Details
      Keywords: Personalization; Targeting; Experiments; Observational Studies; Policy Implementation; Policy Evaluation; Customization and Personalization; Marketing Strategy; AI and Machine Learning
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      Lemmens, Aurelie, Jason M.T. Roos, Sebastian Gabel, Eva Ascarza, Hernan Bruno, Elea McDonnell Feit, Brett Gordon, Ayelet Israeli, Carl F. Mela, and Oded Netzer. "Advancing Personalization: How to Experiment, Learn & Optimize." Working Paper, July 2024. (Revised March 2025.)
      • 2024
      • Working Paper

      Health, Human Capital Development and the Longevity of Japanese Elites Since 710

      By: Tom Nicholas and Hiroshi Shimizu
      We examine the lifespan of over 40,000 elites in Japan born between 710 and 1912, including samurai warriors, feudal lords, business, political, cultural, and religious leaders at the apex of the social hierarchy. Japanese elites experienced increases in lifespan about... View Details
      Keywords: Life Expectancy; Status and Position; Health; History; Human Capital; Japan
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      Nicholas, Tom, and Hiroshi Shimizu. "Health, Human Capital Development and the Longevity of Japanese Elites Since 710." Working Paper, June 2024.
      • June 2024
      • Article

      Redistributive Allocation Mechanisms

      By: Mohammad Akbarpour, Piotr Dworczak and Scott Duke Kominers
      Many scarce public resources are allocated at below-market-clearing prices, and sometimes for free. Such "non-market" mechanisms sacrifice some surplus, yet they can potentially improve equity. We develop a model of mechanism design with redistributive concerns. Agents... View Details
      Keywords: Equality and Inequality; Welfare; Mathematical Methods; Market Design; Cost vs Benefits
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      Akbarpour, Mohammad, Piotr Dworczak, and Scott Duke Kominers. "Redistributive Allocation Mechanisms." Journal of Political Economy 132, no. 6 (June 2024): 1831–1875. (Authors' names are in certified random order.)
      • 2024
      • Working Paper

      The Efficiency of Patent Litigation

      By: Samuel Antill, Murat Alp Celik, Xu Tian and Toni M. Whited
      How efficient is the U.S. patent litigation system? We quantify the extent to which the litigation system shapes innovation using a novel dynamic model, in which heterogeneous firms innovate and face potential patent lawsuits. We show that the impact of a litigation... View Details
      Keywords: Innovation and Invention; Lawsuits and Litigation; Growth and Development; Welfare; Patents
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      Antill, Samuel, Murat Alp Celik, Xu Tian, and Toni M. Whited. "The Efficiency of Patent Litigation." Working Paper, May 2024.
      • 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
      Keywords: Borrowing and Debt; Credit; Outcome or Result; Well-being; Personal Finance
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      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.
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