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(420)
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- Faculty Publications (177)
Show Results For
- All HBS Web
(420)
- People (1)
- News (68)
- Research (270)
- Events (2)
- Multimedia (4)
- Faculty Publications (177)
- 2025
- Working Paper
How Do Households Suppress the Price of Tail Risk?
By: Laurent Calvet, Claire Célérier, Gordon Liao and Boris Vallée
This paper investigates the effects of the issuance of retail products with non-linear payoffs on option prices. For a given underlying asset, when the outstanding volume of products embedding a short-put position increases, implied volatility at the corresponding... View Details
Keywords: Security Design; Dividend; Options; Structured Products; Market Segmentation; Financial Instruments; Design; Volatility; Markets; Segmentation
Calvet, Laurent, Claire Célérier, Gordon Liao, and Boris Vallée. "How Do Households Suppress the Price of Tail Risk?" Working Paper, 2025.
- 2003
- Chapter
Short-Term America Revisited? Boom and Bust in the Venture Capital Industry and the Impact on Innovation
By: Josh Lerner and Paul A. Gompers
This chapter seeks to understand the implications of the recent decline in venture activity for innovation. It argues that the situation may not be as grim as it initially appears. While there are many reasons for believing that on average venture capital has a... View Details
Keywords: Venture Capital; Innovation and Invention; Business Cycles; Financial Services Industry; United States
Lerner, Josh, and Paul A. Gompers. "Short-Term America Revisited? Boom and Bust in the Venture Capital Industry and the Impact on Innovation." In Innovation Policy and the Economy, Volume 3, edited by Adam B. Jaffe, Josh Lerner, and Scott Stern, 1–28. MIT Press, 2003.
- June, 2021
- Article
Learning from Deregulation: The Asymmetric Impact of Lockdown and Reopening on Risky Behavior During COVID-19
By: Edward L. Glaeser, Ginger Zhe Jin, Benjamin T. Leyden and Michael Luca
During the COVID-19 pandemic, states issued and then rescinded stay-at-home orders that restricted mobility. We develop a model of learning by deregulation, which predicts that lifting stay-at-home orders can signal that going out has become safer. Using restaurant... View Details
Keywords: COVID-19; Lockdown; Reopening; Impact; Coronavirus; Public Health Measures; Mobility; Health Pandemics; Governing Rules, Regulations, and Reforms; Consumer Behavior
Glaeser, Edward L., Ginger Zhe Jin, Benjamin T. Leyden, and Michael Luca. "Learning from Deregulation: The Asymmetric Impact of Lockdown and Reopening on Risky Behavior During COVID-19." Journal of Regional Science 61, no. 4 (June, 2021): 696–709.
- 2021
- Working Paper
Elusive Safety: The New Geography of Capital Flows and Risk
By: Laura Alfaro, Ester Faia, Ruth Judson and Tim Schmidt-Eisenlohr
A confidential dataset with industry-level disaggregation of U.S. cross-border claims and liabilities, shows U.S. securities to be increasingly intermediated by tax-haven-financial-centers (THFC) and less regulated funds. These securities are risky, in... View Details
Keywords: Tax Havens; Financial Centers; Geography Of Flows; Profit Shifting; Tax Avoidance; Risk; Safe Assets; Hetergeneous Firms; Endogenous Entry; Endogenous Monitoring; Regulatory Arbitrage; Assets; Safety; Risk and Uncertainty; Capital; Global Range
Alfaro, Laura, Ester Faia, Ruth Judson, and Tim Schmidt-Eisenlohr. "Elusive Safety: The New Geography of Capital Flows and Risk." Harvard Business School Working Paper, No. 20-099, March 2020. (Revised February 2021.)
- January – February 2009
- Article
Content vs. Advertising: The Impact of Competition on Media Firm Strategy
By: David Godes, Elie Ofek and Miklos Sarvary
Media firms compete in two connected markets. They face rivalry for the sale of content to consumers, and at the same time, they compete for advertisers seeking access to the attention of these consumers. We explore the implications of such two-sided competition on the... View Details
Keywords: Monopoly; Duopoly and Oligopoly; Business Model; Price; Media; Competitive Strategy; Competitive Advantage; Advertising; Profit; Media and Broadcasting Industry
Godes, David, Elie Ofek, and Miklos Sarvary. "Content vs. Advertising: The Impact of Competition on Media Firm Strategy." Marketing Science 28, no. 1 (January–February 2009): 20–35.
- 2024
- Working Paper
Racial Discrimination and the Social Contract: Evidence from U.S. Army Enlistment During WWII
By: Nancy Qian and Marco Tabellini
This paper documents that the Pearl Harbor attack triggered a sharp increase in volunteer enlistment rates of American men, the magnitude of the increase was smaller for Black men than for white men and the Black-white gap was larger in counties with higher levels of... View Details
Keywords: State Capacity; Institutions; War; Race; Prejudice and Bias; Government Administration; United States
Qian, Nancy, and Marco Tabellini. "Racial Discrimination and the Social Contract: Evidence from U.S. Army Enlistment During WWII." Harvard Business School Working Paper, No. 21-005, July 2020. (Revised December 2024. Conditionally accepted at the Review of Economic Studies. Available also from KelloggInsight, HBS Working Knowledge, and NBER.)
- 16 Oct 2017
- News
Gun waiting periods could save hundreds of lives a year, study says
- 2024
- Working Paper
Public Debt and Investment Under Political Competition: Evidence from Toxic Loans
By: Julien Sauvagnat and Boris Vallée
We examine how political considerations shape local government responses to a substantial rise in indebtedness. We use the delayed yet sharp deterioration of “toxic” loans held by French municipalities as a quasi-natural experiment to empirically investigate such... View Details
Keywords: Public Debt; Public Investments; Political Contestation; Toxic Loans; Borrowing and Debt; Investment; Public Sector; Government and Politics; Local Range; Financing and Loans
Sauvagnat, Julien, and Boris Vallée. "Public Debt and Investment Under Political Competition: Evidence from Toxic Loans." Working Paper, 2024.
- 2010
- Working Paper
Banking Market Concentration and Consumer Credit Constraints: Evidence from the 1983 Survey of Consumer Finances
This paper uses data from the 1983 Survey of Consumer Finances to test the relationship between the banks' market power and households' self-reported levels of credit constraints. The 1983 Survey was the last to identify households' geographic location, making it... View Details
Keywords: Age Characteristics; Household Characteristics; Borrowing and Debt; Credit; Banks and Banking; Interest Rates; Geographic Location; Banking Industry
Bergstresser, Daniel B. "Banking Market Concentration and Consumer Credit Constraints: Evidence from the 1983 Survey of Consumer Finances." Harvard Business School Working Paper, No. 10-077, March 2010.
- October 1993 (Revised July 1994)
- Case
A Brush with AIDS (A)
By: Joseph L. Badaracco Jr. and Jerry Useem
A product manager at a health products company is responsible for marketing sharps containers, which hospitals use to store used needles in order to protect medical workers from being pricked with AIDS-contaminated needles. After hospitals report repeated instances of... View Details
Keywords: Health; Cost vs Benefits; Motivation and Incentives; Safety; Values and Beliefs; Profit; Goals and Objectives; Compensation and Benefits; Medical Devices and Supplies Industry
Badaracco, Joseph L., Jr., and Jerry Useem. "A Brush with AIDS (A)." Harvard Business School Case 394-058, October 1993. (Revised July 1994.)
- December 2021
- Article
Partisan Professionals: Evidence from Credit Rating Analysts
By: Elisabeth Kempf and Margarita Tsoutsoura
Partisan perception affects the actions of professionals in the financial sector. Using a novel dataset linking credit rating analysts to party affiliations from voter records, we show that analysts who are not affiliated with the U.S. president’s party downward-adjust... View Details
Keywords: Political Affiliation; Credit Rating Agencies; Political Partisanship; Political Elections; Perception; Credit
Kempf, Elisabeth, and Margarita Tsoutsoura. "Partisan Professionals: Evidence from Credit Rating Analysts." Journal of Finance 76, no. 6 (December 2021): 2805–2856.
- September 1997 (Revised August 2007)
- Case
Bankruptcy and Restructuring at Marvel Entertainment Group
By: Benjamin C. Esty and Jason Auerbach
Marvel Entertainment Group is the leading comic book publisher in the United States, with superheros like Spider-Man, the Incredible Hulk, the X-Men, and Captain America. It is also one of the leading manufacturers of sports and entertainment trading cards under the... View Details
Keywords: Restructuring; Decision Choices and Conditions; Borrowing and Debt; Insolvency and Bankruptcy; Governance Controls; Courts and Trials; Planning; Entertainment and Recreation Industry
Esty, Benjamin C., and Jason Auerbach. "Bankruptcy and Restructuring at Marvel Entertainment Group." Harvard Business School Case 298-059, September 1997. (Revised August 2007.)
- November 2008
- Journal Article
Financial Constraints and Growth: Multinational and Local Firm Responses to Currency Crises
By: Mihir A. Desai, C. Fritz Foley and Kristin Forbes
This paper examines how financial constraints and product market exposures determine the response of multinational and local firms to sharp depreciations. U.S. multinational affiliates increase sales, assets, and investment significantly more than local firms during,... View Details
Keywords: Economic Growth; Financial Crisis; Currency; Private Equity; Foreign Direct Investment; Multinational Firms and Management; Emerging Markets; United States
Desai, Mihir A., C. Fritz Foley, and Kristin Forbes. "Financial Constraints and Growth: Multinational and Local Firm Responses to Currency Crises." Review of Financial Studies 21, no. 6 (November 2008).
- March 2022 (Revised February 2023)
- Case
Pakistan Rising: Bazaar's Growth Story (A)
By: Paul A. Gompers and Gamze Yucaoglu
The case opens in September 2021 as Hamza Jawaid and Saad Jangda, co-founders of Bazaar technologies (Bazaar), the Pakistani high growth B2B e-commerce marketplace, are contemplating whether the year-and-a half old startup should also venture into offering financing to... View Details
Keywords: B2B; Business Model; Emerging Markets; For-Profit Firms; Strategy; Digital Platforms; Information Technology; Value Creation; Globalization; Competition; Expansion; Profit; Resource Allocation; Diversification; Corporate Strategy; Pakistan
Gompers, Paul A., and Gamze Yucaoglu. "Pakistan Rising: Bazaar's Growth Story (A)." Harvard Business School Case 822-098, March 2022. (Revised February 2023.)
- Spring 2021
- Article
Corporate Resilience and Response During COVID-19
By: Alex Cheema-Fox, Bridget LaPerla, George Serafeim and Hui (Stacie) Wang
The coronavirus pandemic caused a sharp market decline while raising heterogeneous responses across companies related to their employees, supply chain, and repurposing of operations to provide needed products and services. We study whether during the 2020 COVID-19... View Details
Keywords: ESG; COVID-19; Coronavirus; Crisis Response Plans; Crisis; ESG (Environmental, Social, Governance) Performance; ESG Ratings; Leadership & Corporate Accountability; Big Data; Machine Learning; Investor Behavior; Institutional Investors; Corporate Performance; Health Pandemics; Crisis Management; Corporate Social Responsibility and Impact; Human Capital; Supply Chain; Operations; Leadership; Corporate Accountability; Institutional Investing; Performance
Cheema-Fox, Alex, Bridget LaPerla, George Serafeim, and Hui (Stacie) Wang. "Corporate Resilience and Response During COVID-19." Journal of Applied Corporate Finance 33, no. 2 (Spring 2021): 24–40.
- March 2012
- Article
Fixing What's Wrong with U. S. Politics
By: David A. Moss
In America today there's a growing sense that the political system is broken and that its ineffectiveness is a major threat to U.S. competitiveness. Why do so many think the political system is not working? Research shows that in Congress, Republicans and Democrats are... View Details
Keywords: Government and Politics; System; Conflict Management; Performance Productivity; Policy; Public Administration Industry; United States
Moss, David A. "Fixing What's Wrong with U. S. Politics." Harvard Business Review 90, no. 3 (March 2012).
- 2016
- Working Paper
The Reference Wars: Encyclopedia Britannica's Decline and Encarta's Emergence
By: Shane Greenstein
The experience of Encyclopædia Britannica provides the canonical example of the decline of an established firm at the outset of the digital age. Competition from Microsoft's Encarta in 1993 led to sharp declines in the sales of books, which led to the distressed sale... View Details
Keywords: Market Entry and Exit; Service Operations; Emerging Markets; Applications and Software; Books; Information Technology Industry; Information Industry
Greenstein, Shane. "The Reference Wars: Encyclopedia Britannica's Decline and Encarta's Emergence." Working Paper, April 2016.
- 2023
- Working Paper
Healthcare Provider Bankruptcies
By: Samuel Antill, Jessica Bai, Ashvin Gandhi and Adrienne Sabety
Healthcare firms are increasingly filing for Chapter 11 bankruptcy. Using two strategies, we show causal evidence that bankruptcies harm patients through increased worker turnover. First, in an online experiment, experienced nurses assess hypothetical employers and... View Details
Keywords: Insolvency and Bankruptcy; Health Care and Treatment; Outcome or Result; Retention; Health Industry
Antill, Samuel, Jessica Bai, Ashvin Gandhi, and Adrienne Sabety. "Healthcare Provider Bankruptcies." Working Paper, November 2023.