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- Article
How Much Should We Trust Staggered Difference-In-Differences Estimates?
By: Andrew C. Baker, David F. Larcker and Charles C.Y. Wang
Difference-in-differences analysis with staggered treatment timing is frequently used to assess the impact of policy changes on corporate outcomes in academic research. However, recent advances in econometric theory show that such designs are likely to be biased in the...
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Keywords:
Difference In Differences;
Staggered Difference-in-differences Designs;
Generalized Difference-in-differences;
Dynamic Treatment Effects;
Mathematical Methods
Baker, Andrew C., David F. Larcker, and Charles C.Y. Wang. "How Much Should We Trust Staggered Difference-In-Differences Estimates?" Journal of Financial Economics 144, no. 2 (May 2022): 370–395. (Editor's Choice, May 2022.)
- April 2022
- Case
Conflicts of Interest at Bell Bank
By: Jonas Heese
In 2013, two employees debated whether to blow the whistle on their employer, Bell Bank, after completing an internal review that revealed undisclosed conflicts of interest. Bell Bank’s Asset Management business disproportionately invested clients’ money in Bell Bank’s...
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Keywords:
Whistleblower;
Whistleblowing;
Mutual Funds;
Conflicts Of Interest;
Decision Making;
Decisions;
Judgments;
Ethics;
Moral Sensibility;
Values and Beliefs;
Finance;
Financial Institutions;
Banks and Banking;
Financial Management;
Investment;
Investment Funds;
Governance;
Corporate Accountability;
Corporate Disclosure;
Corporate Governance;
Governance Compliance;
Governance Controls;
Policy;
Law;
Legal Liability;
Social Psychology;
Motivation and Incentives;
Perception;
Perspective;
Trust;
Financial Services Industry;
North and Central America;
United States
- Article
A Career Life-Cycle Perspective on Women's Health and Safety
By: Robert S. Kaplan, Chizoba L. Chukwura, Gregory H. Gorman, Vivian S. Lee, Chester B. Good, Kathleen L. Martin, Gregory A. Ator and Michael D. Parkinson
Women's health has demanded more attention from employers as women integrated into the workforce. Traditionally male-dominant fields and occupations require special attention to workplace design, physical standards for entry, employment practices, equipment, and health...
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Keywords:
Women's Health;
Healthcare Access;
Workplace Design;
Military Health System;
Occupational Health;
Medical Equipment & Devices;
Employees;
Gender;
Personal Development and Career
Kaplan, Robert S., Chizoba L. Chukwura, Gregory H. Gorman, Vivian S. Lee, Chester B. Good, Kathleen L. Martin, Gregory A. Ator, and Michael D. Parkinson. "A Career Life-Cycle Perspective on Women's Health and Safety." Journal of Occupational and Environmental Medicine 64, no. 4 (April 1, 2022): 267–270.
- 2022
- Chapter
Immigration Policy Levers for U.S. Innovation and Startups
By: William R. Kerr and Sari Pekkala Kerr
Immigrants account for about a quarter of US invention and entrepreneurship despite a policy environment that is not well suited for these purposes. This chapter reviews the U.S. immigration policy environment that governs how skilled migrants move to America for...
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Keywords:
High-tech;
H1-B;
Immigration;
Entrepreneurship;
Innovation and Invention;
Business Startups;
Venture Capital
Kerr, William R., and Sari Pekkala Kerr. "Immigration Policy Levers for U.S. Innovation and Startups." In Innovation and Public Policy, edited by Austan D. Goolsbee and Benjamin F. Jones. Chicago: University of Chicago Press, 2022.
- February 18, 2022
- Article
Transparency as a Solution for COVID-19 Related Hospital Capacity Issues
By: Regina E. Herzlinger and Richard Boxer
In the initial phases of the COVID-19 pandemic, many U.S. hospitals could not provide an adequate supply of beds to meet demand. Solving the problem of hospital bed capacity is of great importance in the “new normal,” which requires recognizing that SARS-CoV-2 is but...
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Keywords:
COVID;
COVID-19 Pandemic;
Health Care;
Health Care Demand;
Health Care Delivery;
Health Care Industry;
Health Care Operations;
Health Care Policy;
Transparency;
Hospital;
Hospital Management;
Hospitals;
Health Pandemics;
Health Care and Treatment;
Service Delivery;
Operations;
Performance Capacity;
Policy;
Health Industry
Herzlinger, Regina E., and Richard Boxer. "Transparency as a Solution for COVID-19 Related Hospital Capacity Issues." Health Affairs Forefront (February 18, 2022).
- 2022
- Working Paper
What Triggers National Stock Market Jumps?
By: Scott Baker, Nicholas Bloom, Steve Davis and Marco Sammon
We examine newspapers the day after major stock-market jumps to evaluate the proximate cause, geographic source, and clarity of these events from 1900 in the US, 1930 in the UK and 1980 in 12 other countries. We find four main results. First, the United States plays an...
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Keywords:
Uncertainty;
Policy Uncertainty;
Stock Market;
Financial Markets;
Volatility;
Risk and Uncertainty;
Policy
Baker, Scott, Nicholas Bloom, Steve Davis, and Marco Sammon. "What Triggers National Stock Market Jumps?" Working Paper, February 2022.
- January 2022
- Background Note
The Florange Law: Encouraging Long-Termism in Equity Markets?
By: Charles C.Y. Wang and Tonia Labruyere
This note provides background information on a French law (“the Florange law”) passed in 2014 that the French government said would encourage long-term shareholdings. The note describes the law, what led to it, the reactions it evoked, and similar initiatives in other...
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Keywords:
Equity;
Financial Markets;
Investment Activism;
Institutional Investing;
Corporate Governance;
Policy;
Rights;
Laws and Statutes;
Business and Government Relations;
Accounting Industry;
France
Wang, Charles C.Y., and Tonia Labruyere. "The Florange Law: Encouraging Long-Termism in Equity Markets?" Harvard Business School Background Note 122-065, January 2022.
- 2022
- Book
Ripe for Revolution: Building Socialism in the Third World
By: Jeremy Friedman
A historical account of ideology in the Global South as the postwar laboratory of socialism, its legacy following the Cold War, and the continuing influence of socialist ideas worldwide.
In the first decades after World War II, many newly independent... View Details
In the first decades after World War II, many newly independent... View Details
Keywords:
Socialism;
Economic Systems;
Globalization;
Government and Politics;
Developing Countries and Economies
Friedman, Jeremy. Ripe for Revolution: Building Socialism in the Third World. Cambridge, MA: Harvard University Press, 2022.
- 2021
- Working Paper
The Changing Role of Business in Society
Business interaction with the U.S. government, historically based on securing industry or company special interests at the expense of the public good, has enabled and furthered government dysfunction. Gridlock within the American political system has precluded the...
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Keywords:
Politics;
Shared Value;
Social Progress Index;
Competitiveness;
Walmart;
BlackRock;
ESG (Environmental, Social, Governance) Performance;
ESG;
Transparency;
Campaign Contributions;
Campaign Finance;
Lobbying;
Revolving Door;
Political Ideology;
Political Parties;
Political Partisanship;
Government And Business;
Government Innovation;
Elections;
Democracy;
Capitalism;
Stakeholder Capitalism;
Shareholder Engagement;
Competition;
Strategy;
Government and Politics;
Society;
Social Issues;
Human Needs;
Wealth and Poverty;
Business and Community Relations;
Business and Government Relations;
Corporate Accountability;
Financial Services Industry;
Banking Industry;
United States
Porter, Michael E. "The Changing Role of Business in Society." Working Paper, July 2021.
- July 2021
- Article
Information Transparency, Multihoming, and Platform Competition: A Natural Experiment in the Daily Deals Market
By: Hui Li and Feng Zhu
Platform competition is shaped by the likelihood of multi-homing (i.e., complementors or consumers adopt more than one platform). To take advantage of multi-homing, platform firms often attempt to motivate their rivals’ high-performing complementors to adopt their own...
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Keywords:
Platform Competition;
Multi-homing;
Information Transparency;
Daily Deals;
Groupon;
LivingSocial;
Market Platforms;
Information;
Competition
Li, Hui, and Feng Zhu. "Information Transparency, Multihoming, and Platform Competition: A Natural Experiment in the Daily Deals Market." Management Science 67, no. 7 (July 2021): 4384–4407.
- Article
Biosimilars and Follow-On Products in the United States: Adoption, Prices, and Users
By: Ariel Dora Stern, Jacqueline L. Chen, Melissa Ouellet, Mark R. Trusheim, Zeid El-Kilani, Amber Jessup and Ernst R. Berndt
Biologic drugs account for a disproportionate share of the increase in pharmaceutical spending in the U.S. and worldwide. Against this backdrop, many look to the expanding market for biosimilars—follow-on products to biologic drugs—as a vehicle for controlling...
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Keywords:
Pharmaceuticals;
Drug Spending;
Drug Pricing;
Health Care and Treatment;
Spending;
Price;
Markets;
Cost Management;
United States
Stern, Ariel Dora, Jacqueline L. Chen, Melissa Ouellet, Mark R. Trusheim, Zeid El-Kilani, Amber Jessup, and Ernst R. Berndt. "Biosimilars and Follow-On Products in the United States: Adoption, Prices, and Users." Health Affairs 40, no. 6 (June 2021).
- 2021
- Working Paper
Getting Schooled: The Role of Universities in Attracting Immigrant Entrepreneurs
By: Natee Amornsiripanitch, Paul A. Gompers, George Hu and Kaushik Vasudevan
Immigrant founders of venture capital-backed companies have been critical to the entrepreneurial ecosystem. We document the channels through which immigrant founders find their way to the United States and how those channels have changed over time. Immigrants have been...
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Amornsiripanitch, Natee, Paul A. Gompers, George Hu, and Kaushik Vasudevan. "Getting Schooled: The Role of Universities in Attracting Immigrant Entrepreneurs." NBER Working Paper Series, No. 28773, May 2021.
- March 2021
- Supplement
Facebook's Libra (B): The Privatization of Money?
This case addresses the events that took place following the conclusion of the case “Facebook’s Libra (A): The Privatization of Money?” In October 2019, several months after the conclusion of the A case, multiple members of the Libra Association announced that they...
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Keywords:
Blockchain;
Cryptocurrency;
Accounting;
Economics;
Money;
Governance;
Governing and Advisory Boards;
Policy;
Governance Controls;
Innovation and Invention;
Innovation Strategy;
Technological Innovation;
Disruptive Innovation;
Information Technology;
Digital Platforms;
Information Infrastructure;
Technology Industry;
Europe;
Switzerland;
United States;
California
Di Maggio, Marco, Ethan Rouen, George Serafeim, and Amy Klopfenstein. "Facebook's Libra (B): The Privatization of Money?" Harvard Business School Supplement 121-055, March 2021.
- 2021
- Working Paper
How Much Should We Trust Staggered Difference-In-Differences Estimates?
By: Andrew C. Baker, David F. Larcker and Charles C.Y. Wang
Difference-in-differences analysis with staggered treatment timing is frequently used to assess the impact of policy changes on corporate outcomes in academic research. However, recent advances in econometric theory show that such designs are likely to be biased in the...
View Details
Keywords:
Difference In Differences;
Staggered Difference-in-differences Designs;
Generalized Difference-in-differences;
Dynamic Treatment Effects;
Mathematical Methods
Baker, Andrew C., David F. Larcker, and Charles C.Y. Wang. "How Much Should We Trust Staggered Difference-In-Differences Estimates?" European Corporate Governance Institute Finance Working Paper, No. 736/2021, February 2021. (Harvard Business School Working Paper, No. 21-112, April 2021.)
- February 2021
- Case
The Tulsa Massacre and the Call for Reparations
By: Mihir Desai, Ruth Page, Suzanne Antoniou and Leanne Fan
How should historic social injustices be addressed? Survivors of the 1921 Tulsa Massacre and their descendants, including Representative Regina Goodwin of Tulsa, believe they should be addressed through reparations and have consequently continued to push the government...
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Keywords:
Costs And Consequences;
Decisions;
Judgment And Decision-making;
Lawsuit;
Leading Change;
Conflict Resolution;
Perspective Taking;
Prejudice;
Bias;
Reparations;
Decision Making;
Decision Choices and Conditions;
Cost vs Benefits;
Judgments;
Race;
Ethics;
Fairness;
Moral Sensibility;
Values and Beliefs;
Conflict Management;
Governance;
Corporate Accountability;
Corporate Governance;
Governing Rules, Regulations, and Reforms;
Policy;
Government and Politics;
Government Legislation;
History;
Lawsuits and Litigation;
Legal Liability;
Mission and Purpose;
Corporate Social Responsibility and Impact;
Motivation and Incentives;
Civil Society or Community;
Social Issues;
Oklahoma;
Tulsa;
United States
Desai, Mihir, Ruth Page, Suzanne Antoniou, and Leanne Fan. "The Tulsa Massacre and the Call for Reparations." Harvard Business School Multimedia/Video Case 221-707, February 2021.
- January 2021 (Revised January 2022)
- Case
Dick's Sporting Goods: Getting Out Of The Gun Business (A)
By: George A. Riedel
Dick's Sporting Goods was one of the top five retailers of a range of firearms in the US. Over the last several years and specifically following the Parkland shooting of 2018, Ed Stack, the CEO and chairman, had wrestled with the question of their role as a leading...
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Keywords:
Gun Policy;
Gun Violence;
Sporting Goods;
Sport;
Human Behavior;
Violence;
Ethics;
Decision Making;
Social Issues;
Corporate Accountability;
Sports Industry;
Retail Industry;
United States
Riedel, George A. "Dick's Sporting Goods: Getting Out Of The Gun Business (A)." Harvard Business School Case 321-024, January 2021. (Revised January 2022.)
- December 2020 (Revised February 2021)
- Supplement
The Tulsa Massacre and the Call for Reparations
By: Mihir A. Desai and Suzanne Antoniou
How should historic social injustices be addressed? Survivors of the 1921 Tulsa Massacre and their descendants, including Representative Regina Goodwin of Tulsa, believe they should be addressed through reparations and have consequently continued to push the government...
View Details
Keywords:
Cost vs Benefits;
Decision Choices and Conditions;
Decisions;
Judgments;
Race;
Fairness;
Moral Sensibility;
Values and Beliefs;
Corporate Accountability;
Corporate Governance;
Policy;
Governing Rules, Regulations, and Reforms;
Government Legislation;
Government and Politics;
Government Administration;
Lawsuits and Litigation;
Legal Liability;
Leading Change;
Mission and Purpose;
Corporate Social Responsibility and Impact;
Conflict and Resolution;
Conflict Management;
Loss;
Motivation and Incentives;
Perspective;
Prejudice and Bias;
Civil Society or Community;
Social Issues;
Welfare;
Tulsa;
Oklahoma;
United States
- December 2020 (Revised February 2021)
- Teaching Note
The Tulsa Massacre and the Call for Reparations
By: Mihir A. Desai and Suzanne Antoniou
How should historic social injustices be addressed? Survivors of the 1921 Tulsa Massacre and their descendants, including Representative Regina Goodwin of Tulsa, believe they should be addressed through reparations and have consequently continued to push the government...
View Details
Keywords:
Cost vs Benefits;
Decision Choices and Conditions;
Decisions;
Judgments;
Race;
Fairness;
Moral Sensibility;
Values and Beliefs;
Corporate Accountability;
Corporate Governance;
Policy;
Governing Rules, Regulations, and Reforms;
Government Legislation;
Government and Politics;
Government Administration;
Lawsuits and Litigation;
Legal Liability;
Leading Change;
Mission and Purpose;
Corporate Social Responsibility and Impact;
Conflict and Resolution;
Conflict Management;
Loss;
Motivation and Incentives;
Perspective;
Prejudice and Bias;
Civil Society or Community;
Social Issues;
Welfare;
Tulsa;
Oklahoma;
United States
- October 2020 (Revised February 2021)
- Case
The Tulsa Massacre and the Call for Reparations
By: Mihir A. Desai, Suzanne Antoniou and Leanne Fan
How should historic social injustices be addressed? Survivors of the 1921 Tulsa Massacre and their descendants, including Representative Regina Goodwin of Tulsa, believe they should be addressed through reparations and have consequently continued to push the government...
View Details
Keywords:
Cost vs Benefits;
Decision Choices and Conditions;
Decisions;
Judgments;
Race;
Fairness;
Moral Sensibility;
Values and Beliefs;
Corporate Accountability;
Corporate Governance;
Policy;
Governing Rules, Regulations, and Reforms;
Government Legislation;
Government and Politics;
Government Administration;
Lawsuits and Litigation;
Legal Liability;
Leading Change;
Mission and Purpose;
Corporate Social Responsibility and Impact;
Conflict and Resolution;
Conflict Management;
Loss;
Motivation and Incentives;
Perspective;
Prejudice and Bias;
Civil Society or Community;
Social Issues;
Tulsa;
Oklahoma;
United States
Desai, Mihir A., Suzanne Antoniou, and Leanne Fan. "The Tulsa Massacre and the Call for Reparations." Harvard Business School Case 221-039, October 2020. (Revised February 2021.)
- June 2020 (Revised October 2020)
- Case
Muddy Waters vs. eHealth: The Debate of a 'Lifetime'
By: Jonas Heese and Cristo Liautaud
In May 2020, an analyst was assessing eHealth’s performance. eHealth was an online / tele-sales broker of health insurance products. The stock had recently hit all-time highs, closing at a peak of $146 on March 4, 2020. But now, May 4, 2020, eHealth traded at $103. The...
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Heese, Jonas, and Cristo Liautaud. "Muddy Waters vs. eHealth: The Debate of a 'Lifetime'." Harvard Business School Case 120-114, June 2020. (Revised October 2020.)