Publications
Publications
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- 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
- June 2021
- Article
Deals in the Time of Pandemic
By: Guhan Subramanian and Caley Petrucci
The COVID-19 pandemic has brought new attention to the period between signing and closing in M&A transactions. Transactional planners heavily negotiate the provisions that govern the behavior of the parties during this window, not only to allocate risk between the... View Details
- 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
- 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
- 2021
- Working Paper
No-fault Default, Chapter 11 Bankruptcy, and Financial Institutions
By: Robert C. Merton and Richard T. Thakor
This paper analyzes the costs and benefits of a no-fault-default debt structure as an alternative to the typical bankruptcy process. We show that the deadweight costs of bankruptcy can be avoided or substantially reduced through no-fault-default debt, which permits a... View Details
- 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
- March 2020 (Revised February 2023)
- Case
Performance Management at Afreximbank (A)
By: Robert S. Kaplan, Siko Sikochi and Josh Steimle
Based in Cairo, Afreximbank was founded in October 1993 as a specialized continental financial institution designed to address the low level of intra-African trade, the decline in financial flows to Africa, the worsening external debt situation of many African... View Details
- February 2019 (Revised March 2022)
- Case
Mexico: Shifting Left with AMLO
Andrés Manuel López Obrador became president of Mexico on December 1, 2018. His election, and the victory of his new Party, MORENA, represent a sharp shift to the left by Mexico’s political system. Previously, President Peña Nieto and his party, the PRI, had initiated... View Details
- January 2019
- Article
Bubbles for Fama
By: Robin Greenwood, Andrei Shleifer and Yang You
We evaluate Eugene Fama's claim that stock prices do not exhibit price bubbles. Based on U.S. industry returns 1926–2014 and international sector returns 1985–2014, we present four findings: (1) Fama is correct in that a sharp price increase of an industry portfolio... View Details
Keywords: Bubble; Market Efficiency; Predictability; Price Bubble; Stocks; Price; Forecasting and Prediction
- December 2018 (Revised August 2019)
- Case
Super Bowl Storytelling
By: Shelle Santana and Jill Avery
The one day a year when consumers not only tolerate but actually eagerly anticipate ads is during the NFL's Super Bowl. In sharp contrast to their behavior on the other 364 days of the year, consumers watch an average of 89 commercials per Super Bowl game for an... View Details
Keywords: Television Advertising; Entertainment; Brand Management; Marketing; Marketing Strategy; Marketing Communications; Advertising; Television Entertainment; Brands and Branding; Media; Cost vs Benefits; Advertising Industry; Media and Broadcasting Industry; Sports Industry; United States; North America
- 2018
- Working Paper
Detecting Anomalies: The Relevance and Power of Standard Asset Pricing Tests
By: Malcolm Baker, Patrick Luo and Ryan Taliaferro
The two standard approaches for identifying capital market anomalies are cross-sectional coefficient tests, in the spirit of Fama and MacBeth (1973), and time-series intercept tests, in the spirit of Jensen (1968). A new signal can pass the first test, which we label a... View Details
- 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
- 2018
- Chapter
How Geography Shapes—and Is Shaped by—the Internet
By: Shane Greenstein, Avi Goldfarb and Chris Forman
Book Abstract: The first 15 years of the 21st century have thrown into sharp relief the challenges of growth, equity, stability, and sustainability facing the world economy. In addition, they have exposed the inadequacies of mainstream economics in providing answers to... View Details
- 2018
- Chapter
The United States in Contemporary Perspectives: Evolving Forms, Strategy, and Performance
By: David J. Collis, Bharat Anand and J. Yo-Jud Cheng
BOOK ABSTRACT: In spite of surging interest in the business group organization among business scholars, economists, and historians in recent years, academic research on business groups has, to date, remained within the boundary of emerging markets. The major aim of... View Details
- October 2017 (Revised April 2024)
- Case
Snap Inc. Goes Public (A)
By: Lynn Sharp Paine and Will Hurwitz
Snap Inc.’s chairman must decide how to address investor concerns about the company’s unprecedented plans to issue only non-voting shares in its upcoming IPO. The case is set in early 2017 following the public availability of Snap’s IPO filing with the U.S. Securities... View Details
Keywords: Ethics; Capital Structure; Corporate Accountability; Governing and Advisory Boards; Corporate Governance; Going Public; Business and Shareholder Relations; Leadership; Management; Mobile and Wireless Technology; Venture Capital; Technology Industry; Telecommunications Industry; Information Technology Industry; United States; California
- October 2017
- Supplement
Snap Inc. Goes Public (B)
By: Lynn Sharp Paine and Will Hurwitz
Supplements the (A) case.
Snap Inc.’s chairman must decide how to address investor concerns about the company’s unprecedented plans to issue only non-voting shares in its upcoming IPO. View Details
Snap Inc.’s chairman must decide how to address investor concerns about the company’s unprecedented plans to issue only non-voting shares in its upcoming IPO. View Details
Keywords: Ethics; Capital Structure; Corporate Accountability; Governing and Advisory Boards; Corporate Governance; Going Public; Business and Shareholder Relations; Leadership; Management; Mobile and Wireless Technology; Venture Capital; Technology Industry; Telecommunications Industry; Information Technology Industry; United States; California
- May 2017
- Article
The Reference Wars: Encyclopædia 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
- October 2016
- Supplement
Moshe Kahlon: Telecommunications Reform and Competition in Israel's Cellular Market (B)
By: Joshua Margolis, Amram Migdal and Kerry Herman
The case complements “Moshe Kahlon: Telecommunications Reform and Competition in Israel’s Cellular Market (A),” HBS case number 417-017, which addresses reforms to regulations in Israel’s telecommunications industry initiated and implemented under the leadership of... View Details
Keywords: Market Reform; Political Leadership; Industry Regulation; Regulatory Reforms; Economic Sectors; Private Sector; Public Sector; Values and Beliefs; Ethics; Geography; Geopolitical Units; Country; Government and Politics; Government Administration; Government Legislation; Leadership; Leadership Style; Leading Change; Market Design; Market Participation; Duopoly and Oligopoly; Supply and Industry; Industry Structures; Telecommunications Industry; Communications Industry; Public Administration Industry; Israel
- September 2016
- Case
Truly Human Leadership at Barry-Wehmiller
By: Dylan Minor and Jan Rivkin
The chief executive of Barry-Wehmiller, a large maker of industrial equipment, has resolved to run the company via “truly human leadership” in which “success is measured by the way we touch the lives of people.” With unusual people practices and a distinctive strategy,... View Details
- September 2016 (Revised September 2016)
- Case
The Tavistock Group and the Australian Agricultural Company
By: Dante Roscini and Matthew Preble
In late 2015, Dr. Shehan Dissanayake, a managing director and board member of Bahamian investment firm The Tavistock Group (Tavistock), the largest shareholder in the Australian Agricultural Company (AACo), one of the country's largest agribusinesses, faces a... View Details