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2010
Other Unpublished Work

Share Issuance and Factor Timing

By: Robin Greenwood and Samuel Hanson

We show that characteristics of stock issuers can be used to forecast important common factors in stocks returns such as those associated with book-to-market, size, and industry. Specifically, we use differences between the attributes of stock issuers and repurchasers... View Details

Keywords: Forecasting and Prediction; Equity; Stocks; Stock Shares; Investment Return; Investment Portfolio; Price; Performance Evaluation

2014
Working Paper

Governing Misvalued Firms

By: Dalida Kadyrzhanova and Matthew Rhodes-Kropf

Equity overvaluation is thought to create the potential for managerial misbehavior, while monitoring and corporate governance curb misbehavior. We combine these two insights from the literatures on misvaluation and governance to ask, when does governance matter?... View Details

Keywords: Valuation; Performance; Corporate Governance

November 2008
Journal Article

Can Research Committees Add Value for Investors? An Analysis of Lehman Brothers' Ten Uncommon Values® Recommendations

By: Boris Groysberg, Paul M. Healy and Yang Gui

Since 1949 Lehman Brothers has used an investment committee to select the top ten recommendations made by its analysts each year. We examine the performance of this committee's recommendations and find that on average its selections generated abnormal returns of 2.7%... View Details

Keywords: Forecasting and Prediction; Stocks; Financial Markets; Investment; Investment Return; Governing Rules, Regulations, and Reforms; Performance Expectations; Groups and Teams; Research; Value Creation

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April 2005 (Revised May 2005)
Case

Executive Compensation at General Electric (A)

By: V.G. Narayanan and Michele Jurgens

Faced with falling share prices and the critical eye of the media focused on Jack Welch's retirement plan, newly appointed CEO Jeff Immelt had the challenge of reassessing GE as a leader of corporate integrity and good governance. Presents the changes Immelt initiated... View Details

Keywords: Executive Compensation; Employee Stock Ownership Plan; Governing and Advisory Boards; Media; Governance; Corporate Accountability

October 2014
Article

Good Cop, Bad Cop: Complementarities Between Debt and Equity in Disciplining Management

By: Alexander Guembel and Lucy White

In this paper we examine how the quantity of information generated about firm prospects can be improved by splitting a firm's cash flow into a "safe" claim (debt) and a "risky" claim (equity). The former, being relatively insensitive to upside risk, provides a... View Details

Keywords: Information; Borrowing and Debt; Equity; Corporate Finance

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February 2025 (Revised March 2025)
Case

Accounting for Bitcoin at Block

By: Charles C.Y. Wang, Seil Kim and Sa-Pyung Sean Shin

Abstract: This case explores Block Inc.'s accounting practices for Bitcoin transactions and their impact on financial reporting. Following a 10% stock price drop after missing revenue estimates in Q3 2024, Block faced scrutiny over its Bitcoin-driven revenue model.... View Details

Keywords: Cryptocurrency; Bitcoin; Fair Value Accounting; Revenue Recognition; Business Model; Fluctuation; Volatility; Revenue; Standards; Valuation

September 2021 (Revised October 2021)
Case

Tesla's Uncertain Fate as EV Race Accelerates

By: David Collis and Haisley Wert

By September 2021, Tesla had a staggering market cap of $755 billion. As the leader of the automobile industry, Tesla’s worth surpassed that of the six largest runner-ups combined, including Toyota, Volkswagen, BYD, Daimler, Great Wall Motors, and General Motors. As... View Details

Keywords: Electric Vehicles; Strategy; Corporate Strategy; Valuation; Competitive Advantage; Value Creation; Auto Industry

March 2008 (Revised March 2014)
Case

Facebook

By: Mikolaj Jan Piskorski, Thomas R. Eisenmann, Aaron Smith, David Chen and Brian Feinstein

As Facebook topped one billion monthly users in October 2012, the online social network continued to face questions about how best to monetize its surging traffic. The company could invest further in new advertising products, which represented the majority of the... View Details

Keywords: Entrepreneurship; Profit; Open Source Distribution; Social and Collaborative Networks; Competition; Competitive Strategy; Internet and the Web; Digital Platforms; Information Technology Industry

02 Mar 2012
Working Paper Summaries

Short-Termism, Investor Clientele, and Firm Risk

Keywords: by Francois Brochet, Maria Loumioti & George Serafeim

2015
Working Paper

The Probability of Rare Disasters: Estimation and Implications

By: Emil Siriwardane

I analyze a rare disasters economy that yields a measure of the risk neutral probability of a macroeconomic disaster, p*t. A large panel of options data provides strong evidence that p*t is the single factor driving option-implied jump risk measures in the cross... View Details

Keywords: Financial Markets; Forecasting and Prediction; Financial Crisis; Macroeconomics

January 2017
Case

Danaher Corporation, 2007–2017

By: John R. Wells and Gabriel Ellsworth

On July 2, 2016, Danaher Corporation completed the spinoff of Fortive Corporation. The previous day, Danaher’s stock price had reached an all-time high. In 2015, Danaher had decided to split off its test and measurement, fuel and fleet management, and automation... View Details

Keywords: Danaher; Fortive; Larry Culp; Beckman Coulter; Pall; Life Sciences; Diagnostics; Environmental Operations; Water Management; Dental; Testing; Measurement; Fuel; Fleet Management; Automation; Toolmaking; Tools; Disease Management; Continuous Improvement; Toyota Production System; Divestiture; Spinoffs; Spin-off; Networks; Acquisition; Mergers and Acquisitions; Business Conglomerates; Business Divisions; Business Subsidiaries; Business Units; Business Growth and Maturation; Business Model; For-Profit Firms; Joint Ventures; Restructuring; Engineering; Chemicals; Construction; Machinery and Machining; Profit; Revenue; Globalized Firms and Management; Multinational Firms and Management; Health; Health Care and Treatment; Health Disorders; Medical Specialties; Business History; Job Cuts and Outsourcing; Business or Company Management; Growth and Development Strategy; Management Analysis, Tools, and Techniques; Management Practices and Processes; Management Succession; Management Systems; Resource Allocation; Market Entry and Exit; Measurement and Metrics; Logistics; Business Processes; Organizational Change and Adaptation; Public Ownership; Problems and Challenges; Science; Genetics; Natural Environment; Wastes and Waste Processing; Science-Based Business; Opportunities; Strategy; Adaptation; Business Strategy; Competition; Competitive Strategy; Competitive Advantage; Consolidation; Corporate Strategy; Diversification; Expansion; Technology; Software; Technology Networks; Technology Platform; Value; Valuation; Aerospace Industry; Auto Industry; Biotechnology Industry; Chemical Industry; Computer Industry; Construction Industry; Consumer Products Industry; Distribution Industry; Electronics Industry; Food and Beverage Industry; Health Industry; Industrial Products Industry; Information Technology Industry; Manufacturing Industry; Medical Devices and Supplies Industry; Pharmaceutical Industry; Retail Industry; Rubber Industry; Semiconductor Industry; Shipping Industry; Technology Industry; Telecommunications Industry; Utilities Industry; United States; District of Columbia

2019
Article

CEO Materialism and Corporate Social Responsibility

By: Robert Davidson, Aiyesha Dey and Abbie Smith

We study the role of individual CEOs in explaining corporate social responsibility (CSR) scores. We find that CEO fixed effects explain 59% of the variation in CSR scores, whereas firm fixed effects explain 2% of the variation in CSR scores. Specifically, firms led by... View Details

Keywords: Corporate Social Responsibility; Firm Performance; CEOs; Corporate Social Responsibility and Impact; Organizations; Performance

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November 2021 (Revised December 2022)
Case

Farfetch: Digital Transformation for Luxury Brands

By: Sunil Gupta, Jill Avery, Elena Corsi and Federica Gabrieli

Farfetch, a global luxury technology platform and digital marketplace had been surfing the wave of digital transformation in the luxury fashion industry since 2008. While the company’s stock price and market valuation had fluctuated since its IPO in 2018, it had... View Details

January 2008
Background Note

Equity Options

By: Joshua Coval and Erik Stafford

The goal of this simulation is to understand the reliance of option values on volatility. When an investor trades an option, they are essentially trading volatility. Therefore, much of the focus in this lesson is on forecasting volatility. Students are able to use two... View Details

Keywords: Volatility; Forecasting and Prediction; Stock Options; Investment Return; Price; Market Transactions; Mathematical Methods; Value

August 2024 (Revised October 2024)
Case

Discerene Group: Long-Term Public-Markets Investing

By: Luis M. Viceira and Brent Schwarz

This case discusses active investing based on fundamental valuations and price distortions created by market events, and whether contractual terms between investment managers and their investors can help align incentives between long-term investors and active managers.... View Details

Keywords: Financial Strategy; Investment Funds; Valuation; Financial Markets; Financial Services Industry; Connecticut

2016
Working Paper

Managing Reputation: Evidence from Biographies of Corporate Directors

By: Ian D. Gow, Aida Sijamic Wahid and Gwen Yu

We examine how corporate directors manage reputation through disclosure choices in biographies in proxy statements filed with the SEC. Directors are more likely to withhold information about directorships at firms that experienced adverse events. Withholding such... View Details

Keywords: Director Monitoring; Strategic Disclosure; Management; Corporate Disclosure; Reputation

09 Jul 2015
News

Tech glitches at big institutions made it a good day for paranoia

2014
Working Paper

Firm Competitiveness and Detection of Bribery

By: George Serafeim

Using survey data from firms around the world I analyze how detection of bribery has impacted a firm's competitiveness over the past year. Managers report that the most significant impact was on employee morale, followed by business relations, and then reputation and... View Details

Keywords: Competitiveness; Corruption; Bribery; Employee Engagement; Reputation; Regulation; Competition; Crime and Corruption; Ethics; Performance

July 2005 (Revised June 2006)
Case

Ryanair Holdings plc

Examines the valuation of an Irish airline that reported its first decline in net income in 2004 and saw a 30% stock price drop on the news. Ryanair is a low-cost, low-fare airline headquartered in Dublin, Ireland, operating over 200 routes in 20 countries. The company... View Details

Keywords: Strategy; International Accounting; Analysis; Valuation; Air Transportation; Forecasting and Prediction; Finance; Air Transportation Industry; Dublin

2018
Working Paper

Global Portfolio Diversification for Long-Horizon Investors

By: Luis M. Viceira and Zixuan (Kevin) Wang

This paper conducts a theoretical and empirical investigation of global portfolio diversification for long-horizon investors in the presence of permanent cash flow shocks and transitory discount rate shocks to asset prices and returns. An increase in the cross-country... View Details

Keywords: Investment Portfolio; Risk and Uncertainty; Diversification; Capital Markets; Global Range

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