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Publications

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      • Faculty Publications  (51)

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      • 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.
      • 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.)
      • 2025
      • Working Paper

      Investor Influence on Media Coverage: Evidence from Venture Capital-Backed Startups

      By: Brian K. Baik and Albert Shin
      We examine whether and how investors influence media coverage of their private portfolio companies. Using a stacked difference-in-differences design, we find that media coverage of startups increases significantly following venture capital (VC) investment. The effect... View Details
      Keywords: Venture Capital; Entrepreneurship; Media; Reputation; Information
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      Baik, Brian K., and Albert Shin. "Investor Influence on Media Coverage: Evidence from Venture Capital-Backed Startups." Harvard Business School Working Paper, No. 24-073, May 2024. (Revised April 2025.)
      • 2024
      • Working Paper

      Social Movements and Public Opinion in the United States

      By: Amory Gethin and Vincent Pons
      Recent social movements stand out by their spontaneous nature and lack of stable leadership, raising doubts on their ability to generate political change. This article provides systematic evidence on the effects of protests on public opinion and political attitudes.... View Details
      Keywords: Attitudes; Social Issues; Voting; Public Opinion; Social Media
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      Gethin, Amory, and Vincent Pons. "Social Movements and Public Opinion in the United States." NBER Working Paper Series, No. 32342, April 2024.
      • March 2024
      • Article

      Do Safety Management System Standards Indicate Safer Operations? Evidence from the OHSAS 18001 Occupational Health and Safety Standard

      By: Kala Viswanathan, Matthew S. Johnson and Michael W. Toffel
      Problem definition: Given the enormous disruptions and costs of occupational injuries, companies and buyers are increasingly looking to voluntary occupational health and safety standards to improve worker safety. Yet because these standards only require... View Details
      Keywords: Occupational Health; Occupational Safety; Program Evaluation; Safety Performance; Injuries; OHSAS 18001; ISO 45001; Working Conditions; Safety; Standards
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      Viswanathan, Kala, Matthew S. Johnson, and Michael W. Toffel. "Do Safety Management System Standards Indicate Safer Operations? Evidence from the OHSAS 18001 Occupational Health and Safety Standard." Art. 106383. Safety Science 171 (March 2024).
      • 2024
      • Working Paper

      Antitrust Platform Regulation and Entrepreneurship: Evidence from China

      By: Ke Rong, D. Daniel Sokol, Di Zhou and Feng Zhu
      Many jurisdictions have launched antitrust enforcement and brought in regulation of large tech platforms. The swift and strict implementation of China’s Anti-Monopoly Guidelines for the Platform Economy (Platform Guidelines) provides a quasi-natural experiment... View Details
      Keywords: Governing Rules, Regulations, and Reforms; Competition; Venture Capital; Market Entry and Exit; Supply and Industry; China
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      Rong, Ke, D. Daniel Sokol, Di Zhou, and Feng Zhu. "Antitrust Platform Regulation and Entrepreneurship: Evidence from China." Harvard Business School Working Paper, No. 24-039, January 2024.
      • January 2024
      • Article

      Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger

      By: Chiara Farronato, Jessica Fong and Andrey Fradkin
      Digital platforms are increasingly the subject of regulatory scrutiny. In comparison to multiple competitors, a single platform may increase consumer welfare if network effects are large or may decrease welfare due to higher prices or reduction in platform variety. We... View Details
      Keywords: Platform Differentiation; Digital Platforms; Network Effects; Measurement and Metrics; Mergers and Acquisitions; Outcome or Result
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      Farronato, Chiara, Jessica Fong, and Andrey Fradkin. "Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger." Management Science 70, no. 1 (January 2024): 464–483.
      • 2024
      • Article

      Technological Adoption and Taxation: The Case of China's Golden Tax Reform

      By: Haichao Fan, Yu Liu, Nancy Qian and Jaya Y. Wen
      This paper investigates the effect of Phase 2 of the Golden Tax Project on VAT in China. The reform introduced computer-generated invoices and electronic transaction linking. Using a difference-in-differences strategy, we show that the reform increased VAT by reducing... View Details
      Keywords: Taxation; Governing Rules, Regulations, and Reforms; Technological Innovation; Economic Growth; China
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      Fan, Haichao, Yu Liu, Nancy Qian, and Jaya Y. Wen. "Technological Adoption and Taxation: The Case of China's Golden Tax Reform." Tax Policy and the Economy 38 (2024): 101–122.
      • December 2023
      • Article

      Brokerage Relationships and Analyst Forecasts: Evidence from the Protocol for Broker Recruiting

      By: Braiden Coleman, Michael Drake, Joseph Pacelli and Brady Twedt
      In this study, we offer novel evidence on how the nature of brokerage-client relationships can influence the quality of equity research. We exploit a unique setting provided by the Protocol for Broker Recruiting to examine whether relaxed broker non-compete agreement... View Details
      Keywords: Brokers; Analysts; Forecasts; Bias; Protocol; Investment; Research; Forecasting and Prediction
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      Coleman, Braiden, Michael Drake, Joseph Pacelli, and Brady Twedt. "Brokerage Relationships and Analyst Forecasts: Evidence from the Protocol for Broker Recruiting." Review of Accounting Studies 28, no. 4 (December 2023): 2075–2103.
      • 2023
      • Working Paper

      The Impact of Unionization on Consumer Perceptions of Service Quality: Evidence from Starbucks

      By: Isamar Troncoso, Minkyung Kim, Ishita Chakraborty and SooHyun Kim
      The US has seen a rise in union movements, but their effects on service industry marketing outcomes like customer satisfaction and perceptions of service quality remain understudied. In this paper, we empirically study the impact on customer satisfaction and... View Details
      Keywords: Labor Unions; Customer Satisfaction; Perception; Public Opinion; Employees; Food and Beverage Industry
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      Troncoso, Isamar, Minkyung Kim, Ishita Chakraborty, and SooHyun Kim. "The Impact of Unionization on Consumer Perceptions of Service Quality: Evidence from Starbucks." Working Paper, 2023.
      • November 2023
      • Article

      Brokerage House Initial Public Offerings and Analyst Forecast Quality

      By: Mark Bradshaw, Michael Drake, Joseph Pacelli and Brady Twedt
      We examine how brokerage firm initial public offerings (IPOs) influence the research quality of sell-side analysts employed by the brokerage. Our main results focus on earnings forecast bias and absolute forecast errors as proxies for research quality. Using a... View Details
      Keywords: IPOs; Research Analysts; "Brokerage Industry; Initial Public Offering; Employees; Behavior; Outcome or Result
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      Bradshaw, Mark, Michael Drake, Joseph Pacelli, and Brady Twedt. "Brokerage House Initial Public Offerings and Analyst Forecast Quality." Management Science 69, no. 11 (November 2023): 7079–7094.
      • 2025
      • Working Paper

      Healthcare Provider Bankruptcies

      By: Samuel Antill, Ashvin Gandhi, Jessica Bai and Adrienne Sabety
      Healthcare firms are filing for Chapter 11 bankruptcy at record rates. We find that bankruptcies increase healthcare staff turnover, worsen care, and harm patients. Using a difference-in-differences design, we estimate that a bankruptcy filing immediately increases... View Details
      Keywords: Insolvency and Bankruptcy; Health Care and Treatment; Outcome or Result; Retention; Health Industry
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      Antill, Samuel, Ashvin Gandhi, Jessica Bai, and Adrienne Sabety. "Healthcare Provider Bankruptcies." Working Paper, April 2025.
      • 2023
      • Working Paper

      Deglobalization and Entrepreneurial Investment: The Natural Experiment of Brexit

      By: Elisa Alvarez-Garrido and Juan Alcácer
      We seek to gain insight into the consequences of deglobalization on entrepreneurial investment by analyzing an instance of economic disintegration: the United Kingdom’s exit from the European Union. Brexit is not only a unique empirical opportunity, a natural... View Details
      Keywords: Entrepreneurial Finance; International Relations; Trade; Disruption; Globalized Economies and Regions; United Kingdom
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      Alvarez-Garrido, Elisa, and Juan Alcácer. "Deglobalization and Entrepreneurial Investment: The Natural Experiment of Brexit." Harvard Business School Working Paper, No. 24-017, August 2023.
      • 2025
      • Working Paper

      Better Keep the Twenty Dollars: Incentivizing Innovation in Open Source

      By: Annamaria Conti, Vansh Gupta, Jorge Guzman and Maria P. Roche
      Open source is key to innovation yet is assumed to be done largely through intrinsic motivation. How can we incentivize it? In this paper, we examine the impact of a program providing monetary incentives to motivate innovators to contribute to open source. The Sponsors... View Details
      Keywords: Open Source; Innovation; Incentives; Financial Rewards; Crowding Out; Open Source Distribution; Innovation and Invention; Motivation and Incentives; Technology Industry
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      Conti, Annamaria, Vansh Gupta, Jorge Guzman, and Maria P. Roche. "Better Keep the Twenty Dollars: Incentivizing Innovation in Open Source." Harvard Business School Working Paper, No. 24-014, September 2023. (Revised January 2025. NBER Working Paper Series, No. 31668, September 2023)
      • Summer 2023
      • Article

      Do Policies to Increase Access to Treatment for Opioid Use Disorder Work?

      By: Eric Barrette, Leemore S. Dafny and Karen Shen
      Even among commercially insured individuals, opioid use disorder is undertreated in the United States: nearly half receive no treatment within six months of a new diagnosis. Using a difference-in-differences specification exploiting the extension of insurance parity... View Details
      Keywords: Opioid Treatment; Medication-assisted Treatment; Substance Use Disorder; Private Insurance; Insurance; Health Care and Treatment
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      Barrette, Eric, Leemore S. Dafny, and Karen Shen. "Do Policies to Increase Access to Treatment for Opioid Use Disorder Work?" American Journal of Health Economics 9, no. 3 (Summer 2023): 297–330.
      • 2023
      • Working Paper

      Distributionally Robust Causal Inference with Observational Data

      By: Dimitris Bertsimas, Kosuke Imai and Michael Lingzhi Li
      We consider the estimation of average treatment effects in observational studies and propose a new framework of robust causal inference with unobserved confounders. Our approach is based on distributionally robust optimization and proceeds in two steps. We first... View Details
      Keywords: AI and Machine Learning; Mathematical Methods
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      Bertsimas, Dimitris, Kosuke Imai, and Michael Lingzhi Li. "Distributionally Robust Causal Inference with Observational Data." Working Paper, February 2023.
      • 2022
      • Working Paper

      Credit and the Family: The Economic Consequences of Closing the Credit Gap of U.S. Couples

      By: Olivia S. Kim
      Marital property rights strengthen secondary earners’ economic power by giving them access to credit markets. I study how this crucial yet understudied feature of property laws influences household decision-making. The 2013 reversal of the Truth-in-Lending Act... View Details
      Keywords: Household; Credit; Equality and Inequality; Income; Policy; Family and Family Relationships
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      Kim, Olivia S. "Credit and the Family: The Economic Consequences of Closing the Credit Gap of U.S. Couples." Working Paper. (Job Market Paper, Revise & Resubmit, Journal of Political Economy.)
      • 2022
      • Article

      Becoming a Learning Organization While Enhancing Performance: The Case of LEGO

      By: Thomas Borup Kristensen, Henrik Saabye and Amy Edmondson
      Purpose - The purpose of this study is to empirically test how problem-solving lean practices, along with leaders as learning facilitators in an action learning approach, can be transferred from a production context to a knowledge work context for the purpose... View Details
      Keywords: Performance Efficiency; Learning; Organizational Change and Adaptation
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      Kristensen, Thomas Borup, Henrik Saabye, and Amy Edmondson. "Becoming a Learning Organization While Enhancing Performance: The Case of LEGO." International Journal of Operations & Production Management 42, no. 13 (2022): 438–481.
      • November–December 2022
      • Article

      The Value of Descriptive Analytics: Evidence from Online Retailers

      By: Ron Berman and Ayelet Israeli
      Does the adoption of descriptive analytics impact online retailer performance, and if so, how? We use the synthetic difference-in-differences method to analyze the staggered adoption of a retail analytics dashboard by more than 1,500 e-commerce websites, and we find an... View Details
      Keywords: Descriptive Analytics; Big Data; Synthetic Control; E-commerce; Online Retail; Difference-in-differences; Martech; Internet and the Web; Analytics and Data Science; Performance; Marketing; Retail Industry
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      Berman, Ron, and Ayelet Israeli. "The Value of Descriptive Analytics: Evidence from Online Retailers." Marketing Science 41, no. 6 (November–December 2022): 1074–1096.
      • September 2022
      • Article

      Regulatory Spillover and Workplace Racial Inequality

      By: Letian Zhang
      This paper suggests that affirmative action bans in the U.S. public sector may influence racial inequality in the private sector. Since the 1990s, nine states have banned affirmative action practice in public universities and state governments. Though these bans have... View Details
      Keywords: Inequality; Regulation; Law; Organizational Norm; CEO; Affirmative Action; Organizations; Private Sector; Equality and Inequality; Diversity; Race; Governing Rules, Regulations, and Reforms
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      Zhang, Letian. "Regulatory Spillover and Workplace Racial Inequality." Administrative Science Quarterly 67, no. 3 (September 2022): 595–629.
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