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Publications

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    • All HBS Web  (831)
      • Faculty Publications  (115)

      Price ControlsRemove Price Controls →

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      • 2021
      • Government Testimony

      How Health Care Consolidation Is Contributing to Higher Prices and Spending, and Reforms That Could Bolster Antitrust Enforcement and Preserve and Promote Competition in Health Care Markets

      By: Leemore S. Dafny
      Reforms to antitrust law and enforcement can help to address rising healthcare prices and spending. View Details
      Keywords: Antitrust Law; Health Care and Treatment; Consolidation; Price; Spending; Cost Management; Governing Rules, Regulations, and Reforms; Competition; United States
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      Dafny, Leemore S. "How Health Care Consolidation Is Contributing to Higher Prices and Spending, and Reforms That Could Bolster Antitrust Enforcement and Preserve and Promote Competition in Health Care Markets." Government Testimony, Washington, DC, United States, April 2021.
      • March 2021
      • Article

      Targeted Price Controls on Supermarket Products

      By: Alberto Cavallo and Diego Aparicio
      We study the impact of targeted price controls for supermarket products in Argentina from 2007 to 2015. Using web scraping, we collected daily prices for controlled and non-controlled goods and measured the differential effects on inflation, product availability, and... View Details
      Keywords: Prices; Controls; Price Dispersion; Economics; Price; Cost Management; Goods and Commodities; Retail Industry; Argentina
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      Cavallo, Alberto, and Diego Aparicio. "Targeted Price Controls on Supermarket Products." Review of Economics and Statistics 103, no. 1 (March 2021): 60–71.
      • Article

      Research: The Cost of a Single U.S. Immigration Restriction

      By: Dany Bahar, Prithwiraj Choudhury and Britta Glennon
      On June 22, 2020, President Trump passed an Executive Order drastically cutting the number of highly skilled international workers eligible for non-immigrant visas to the U.S. To quantify the impact of this policy, the authors examined the immediate change in stock... View Details
      Keywords: Work Visas; H1-B; Restriction; Impact; Immigration; Governing Rules, Regulations, and Reforms; Cost; Economy
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      Bahar, Dany, Prithwiraj Choudhury, and Britta Glennon. "Research: The Cost of a Single U.S. Immigration Restriction." Harvard Business Review (website) (January 22, 2021).
      • 2021
      • Working Paper

      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; Retail Industry
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      Berman, Ron, and Ayelet Israeli. "The Value of Descriptive Analytics: Evidence from Online Retailers." Harvard Business School Working Paper, No. 21-067, November 2020. (Revised December 2021. Accepted at Marketing Science.)
      • November 2020
      • Article

      Casting Conference Calls

      By: Lauren Cohen, Dong Lou and Christopher J. Malloy
      We explore a subtle but important mechanism through which firms can control information flow to the markets. We find that firms that “cast” their conference calls by disproportionately calling on bullish analysts tend to underperform in the future. Firms that call on... View Details
      Keywords: Strategic Release; Firms; Conference Calls; Information; Strategy; Asset Pricing
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      Cohen, Lauren, Dong Lou, and Christopher J. Malloy. "Casting Conference Calls." Management Science 66, no. 11 (November 2020): 5015–5039. (Winner of the First Prize, Crowell Memorial Award for Best Paper in Quantitative Investments, PanAgora Asset Management, 2014.)
      • Article

      Do We Spend Too Much on Health Care?

      By: Katherine Baicker and Amitabh Chandra
      Health system reforms—such as changes in insurance design, patient cost sharing, payment reform, or price regulation—should be judged by whether they move us toward higher-value use of resources, rather than by whether they reduce spending. View Details
      Keywords: Health Care and Treatment; Cost; Governing Rules, Regulations, and Reforms; Value Creation
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      Baicker, Katherine, and Amitabh Chandra. "Do We Spend Too Much on Health Care?" New England Journal of Medicine 383, no. 7 (August 13, 2020): 605–608.
      • May 21, 2020
      • Editorial

      Primary Care Is Hurting: Why Aren't Private Insurers Pitching In?

      By: Leemore S. Dafny and J. Michael McWilliams
      Primary care clinicians are the front line for patients with suspected infection. We rely on them to diagnose, triage, and manage patients with potential or confirmed COVID infections. They are also responsible for keeping non-COVID medical conditions under control... View Details
      Keywords: COVID-19; Primary Care; Health Pandemics; Health Care and Treatment; Financial Condition; Insurance
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      Dafny, Leemore S., and J. Michael McWilliams. "Primary Care Is Hurting: Why Aren't Private Insurers Pitching In?" Health Affairs Blog (May 21, 2020).
      • March 2020
      • Article

      Voluntary, Self-Regulatory, and Mandatory Disclosure of Oil and Gas Company Payments to Foreign Governments

      By: Paul M. Healy and George Serafeim
      Concerns about high rates of government corruption in resource-rich countries have led transparency advocates to urge oil and gas firms to disclose payments to host governments for natural resources. Transparency, they argue, can increase government accountability and... View Details
      Keywords: Oil & Gas; Corruption; Transparency; Self-regulation; Industry Self-regulation; Regulation; Disclosure; Disclosure Regulation; Energy Sources; Crime and Corruption; Corporate Disclosure; Governing Rules, Regulations, and Reforms; Energy Industry
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      Healy, Paul M., and George Serafeim. "Voluntary, Self-Regulatory, and Mandatory Disclosure of Oil and Gas Company Payments to Foreign Governments." Accounting Horizons 34, no. 1 (March 2020): 111–129.
      • January 2, 2020
      • Article

      Changes in Quality of Care After Hospital Mergers and Acquisitions

      By: Nancy Dean Beaulieu, Leemore S. Dafny, B. E. Landon, Jesse Dalton, Ifedayo Kuye and J. Michael McWilliams
      Background: The hospital industry has consolidated substantially during the past two decades and at an accelerated pace since 2010. Multiple studies have shown that hospital mergers have led to higher prices for commercially insured patients, but research about effects... View Details
      Keywords: Hospitals; Mergers and Acquisitions; Health Care and Treatment; Quality
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      Beaulieu, Nancy Dean, Leemore S. Dafny, B. E. Landon, Jesse Dalton, Ifedayo Kuye, and J. Michael McWilliams. "Changes in Quality of Care After Hospital Mergers and Acquisitions." New England Journal of Medicine 382, no. 1 (January 2, 2020): 51–59.
      • December 2019 (Revised December 2022)
      • Case

      TXU (A): Powering the Largest Leveraged Buyout in History

      By: Trevor Fetter, Erik Snowberg and Rebecca M. Henderson
      This case is designed to support a lively discussion about the relative merits of shareholder vs. stakeholder perspectives in the context of a company that provides a vital public service that has important environmental implications. The 2007 purchase of TXU, the... View Details
      Keywords: Leveraged Buyouts; Transformation; Insolvency and Bankruptcy; Environmental Sustainability; Business and Shareholder Relations; Business and Stakeholder Relations; Energy Generation; Non-Renewable Energy; Governing Rules, Regulations, and Reforms; Utilities Industry; Energy Industry; Texas
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      Fetter, Trevor, Erik Snowberg, and Rebecca M. Henderson. "TXU (A): Powering the Largest Leveraged Buyout in History." Harvard Business School Case 320-064, December 2019. (Revised December 2022.)
      • 2020
      • Working Paper

      Cutting the Gordian Knot of Employee Health Care Benefits and Costs: A Corporate Model Built on Employee Choice

      By: Regina E. Herzlinger and Barak D. Richman
      The U.S. employer-based health insurance tax exclusion created a system of employer-sponsored insurance (ESI) with limited insurance choices and transparency that may lock employed households into health plans that are costlier or different from those they prefer to... View Details
      Keywords: After-tax Income; Consumer-driven Health Care; Health Care Costs; Health Insurance; Income Inequality; Tax Policy; Health Care and Treatment; Cost; Insurance; Employees; Income; Taxation; Policy; United States
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      Herzlinger, Regina E., and Barak D. Richman. "Cutting the Gordian Knot of Employee Health Care Benefits and Costs: A Corporate Model Built on Employee Choice." Duke Law School Public Law & Legal Theory Series, No. 2020-4, December 2019. (Revised January 2021.)
      • 2020
      • Working Paper

      Internal Models, Make Believe Prices, and Bond Market Cornering

      By: Ishita Sen and Varun Sharma
      Exploiting position-level heterogeneity in regulatory incentives to misreport and novel data on regulators, we document that U.S. life insurers inflate the values of corporate bonds using internal models. We estimate an additional $9-$18 billion decline in regulatory... View Details
      Keywords: Life Insurers; Capital Regulation; Internal Models; Corporate Bonds; Regulatory Supervision; Concentrated Ownership; Bonds; Capital; Governing Rules, Regulations, and Reforms; Insurance; Investment Portfolio
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      Sen, Ishita, and Varun Sharma. "Internal Models, Make Believe Prices, and Bond Market Cornering." Working Paper, June 2020.
      • 2019
      • Working Paper

      Thinking Outside the Box (12): The Benefits of Increased Transparency in Employer-Sponsored Health Insurance for the 180 Million Insured

      By: Regina E. Herzlinger and Barak D. Richman
      Economists have long noted that the tax exclusion of employer-sponsored insurance (ESI) caused workers to purchase health plans that differ in price and other characteristics from those they would otherwise choose for themselves. We explore the short-term and long-term... View Details
      Keywords: After-tax Income; Consumer-driven Health Care; Health Care Costs; Health Insurance; Income Inequality; Tax Policy; Health Care and Treatment; Cost; Insurance; Income; Equality and Inequality; Taxation; Policy; United States
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      Herzlinger, Regina E., and Barak D. Richman. "Thinking Outside the Box (12): The Benefits of Increased Transparency in Employer-Sponsored Health Insurance for the 180 Million Insured." Duke Law School Public Law & Legal Theory Series, No. 2020-4, December 2019.
      • November 2019
      • Case

      Hapag-Lloyd AG: Complying with IMO 2020

      By: Benjamin C. Esty, Mette Fuglsang Hjortshoej and Emer Moloney
      A new environmental regulation known as IMO 2020 was creating what one industry analyst called “the biggest shakeup for the oil and shipping industries in decades.” According to the new regulation, all ocean-going ships would have to limit their sulfur emissions by... View Details
      Keywords: Valuation; Ship Transportation; Strategic Planning; Game Theory; Pollutants; Supply Chain; Corporate Accountability; Capital Budgeting; Environmental Sustainability; Governing Rules, Regulations, and Reforms; Governance Compliance; Shipping Industry; Transportation Industry; Germany
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      Esty, Benjamin C., Mette Fuglsang Hjortshoej, and Emer Moloney. "Hapag-Lloyd AG: Complying with IMO 2020." Harvard Business School Case 220-003, November 2019.
      • November 2019 (Revised February 2020)
      • Case

      Hormel Foods

      By: David E. Bell and Natalie Kindred
      In 2019, CEO Jim Snee is weighing how to shape the image of Hormel Foods, one of the largest U.S. meat and food companies, at a time when the industry faces unprecedented scrutiny. Based in the small town of Austin, Minnesota, the nearly 130-year-old firm is best known... View Details
      Keywords: Brand Portfolio Strategy; Brands and Branding; Product; Strategy; Marketing Strategy; Risk Management; Agriculture and Agribusiness Industry; Food and Beverage Industry; Consumer Products Industry; United States; China
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      Bell, David E., and Natalie Kindred. "Hormel Foods." Harvard Business School Case 520-045, November 2019. (Revised February 2020.)
      • Article

      Economic Principles for Medicare Reform

      By: Amitabh Chandra and Craig Garthwaite
      In this article, we develop an economic framework for Medicare reform that highlights trade-offs that reform proposals should grapple with but often ignore. Central to our argument is a tension in administratively set prices, which may improve short-term efficiency but... View Details
      Keywords: Medicare; Value-based Care; Health Care Reform; Markets In Health Care; Health Care and Treatment; Value; Governing Rules, Regulations, and Reforms
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      Chandra, Amitabh, and Craig Garthwaite. "Economic Principles for Medicare Reform." Annals of the American Academy of Political and Social Science 686, no. 1 (November 2019): 63 – 92.
      • November 2018 (Revised April 2019)
      • Case

      Zespri Grows

      By: David E. Bell and Natalie Kindred
      Controlling about a third of global kiwifruit exports by volume and nearly half by value in 2018, Zespri was a grower-owned “corporatized cooperative” with the exclusive right to export New Zealand-grown kiwifruit (except to Australia). Zespri did not grow fruit but... View Details
      Keywords: Agribusiness; Kiwi; Kiwifruit; Agriculture; Global Supply Chain; Branding; Produce; Coordinated Industry Structure; Industry Coordination; Countercyclical Supply; New Product Development; Product Strategy; Differentiation; Food; Quality; Trade; Brands and Branding; Marketing; Strategy; Global Strategy; Change Management; Organizational Change and Adaptation; Globalization; Globalized Firms and Management; Competitive Strategy; Resource Allocation; Product Development; Agriculture and Agribusiness Industry; Consumer Products Industry; Food and Beverage Industry; New Zealand
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      Bell, David E., and Natalie Kindred. "Zespri Grows." Harvard Business School Case 519-047, November 2018. (Revised April 2019.)
      • 2018
      • Chapter

      Behavioral Household Finance

      By: John Beshears, James J. Choi, David Laibson and Brigitte C. Madrian
      This chapter provides an overview of household finance. The first part summarizes key facts regarding household financial behavior, emphasizing empirical regularities that are inconsistent with the standard classical economic model and discussing extensions of the... View Details
      Keywords: Personal Finance; Global Range; Household; Behavior; Strategy; Governing Rules, Regulations, and Reforms; Product Design; Welfare
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      Beshears, John, James J. Choi, David Laibson, and Brigitte C. Madrian. "Behavioral Household Finance." In Handbook of Behavioral Economics: Foundations and Applications 1, edited by B. Douglas Bernheim, Stefano DellaVigna, and David Laibson, 177–276. Amsterdam: Elsevier, 2018.
      • June 2018 (Revised July 2023)
      • Case

      John Chambers, Cisco, and China: Upgrading a Golden Shield

      By: Geoffrey Jones and Emily Grandjean
      This case examines the role of Cisco led by John Chambers in facilitating web filtering in China. It begins by tracing the origins of Cisco as a pioneer of networking equipment. John Chambers, who had worked as a sales manager at IBM and Wang Laboratories, joined Cisco... View Details
      Keywords: Cisco; Internet and the Web; Governance Controls; Ethics; Rights; Corporate Social Responsibility and Impact; Technology Industry; China
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      Jones, Geoffrey, and Emily Grandjean. "John Chambers, Cisco, and China: Upgrading a Golden Shield." Harvard Business School Case 318-158, June 2018. (Revised July 2023.)
      • May 2018 (Revised October 2018)
      • Case

      Argentina Power—Don't Cry for Me Argentina

      By: Nori Gerardo Lietz and Sayiddah Fatima McCree
      In 2016, Bruce Wayne, Managing Director of Energy Finance Corporation (“EFC”), was refining the Investment/Credit Committee materials for the development of up to 10 power generating plants in Argentina. As a subsidiary of the much larger International Conglomerate... View Details
      Keywords: Cross Border; Energy Markets; Infrastructure Finance; Infrastructure Development; Business Subsidiaries; Business Cycles; Macroeconomics; Energy Generation; International Finance; Project Finance; Government and Politics; Demand and Consumers; Infrastructure; Utilities Industry; Energy Industry; Financial Services Industry; Argentina; Latin America
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      Lietz, Nori Gerardo, and Sayiddah Fatima McCree. "Argentina Power—Don't Cry for Me Argentina." Harvard Business School Case 218-041, May 2018. (Revised October 2018.)
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