Publications

February 2001
Case

Mavesa (B): International Strategy and Valuation Concerns

Examines Mavesa's response to economic liberalization. Looks at Mavesa's efforts to expand into neighboring countries. Also looks at efforts to support the firm's stock price. A rewritten version of an earlier case. View Details

Keywords: Multinational Firms and Management; Emerging Markets; Global Strategy

January 2008
Background Note

Equity Derivatives

By: Joshua Coval and Erik Stafford

The goal of these simulations is to understand the dynamic replication technique behind the Black-Scholes/Merton options model. The simulations focus on a single stock and a risk-free discount bond, which are used to replicate a contingent payoff. The underlying stock... View Details

Keywords: Equity; Bonds; Stocks; Price; Risk Management

December 2019
Article

Brokers and Order Flow Leakage: Evidence from Fire Sales

By: Andrea Barbon, Marco Di Maggio, Francesco Franzoni and Augustin Landier

Using trade-level data, we study whether brokers play a role in spreading order flow information. We focus on large portfolio liquidations, which result in temporary drops in stock prices, and identify the brokers that intermediate these trades. We show that these... View Details

Keywords: Predatory Trading; Back Running; Fire Sales; Brokers; Stocks; Price; Information; Knowledge Dissemination; Ethics

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September 1995 (Revised May 1998)
Case

RogersCasey Alternative Investments: Innovative Response to the Distribution Challenge

By: Josh Lerner

RogersCasey Alternative Investments faces the challenge of managing distributions of stock by the private equity investors in which their clients have invested. These distributed shares appear to behave in complex ways, apparently at odds with market efficiency. A... View Details

Keywords: Private Equity; Stocks; Financial Strategy; Investment; Innovation Strategy; Management; Distribution; Performance; Behavior

October 2022 (Revised July 2025)
Case

Driving Decarbonization at BMW

By: Shirley Lu, George Serafeim and Michael W. Toffel

The case describes BMW’s electrification and decarbonization strategy, and how the company measured carbon emissions throughout the life cycle of its vehicles and used tools like carbon abatement cost curves to evaluate decarbonization opportunities. In mid-2022,... View Details

Article

The Effect of Dividends on Consumption

By: Malcolm Baker, Stefan Nagel and Jeffrey Wurgler

Classical models predict that the division of stock returns into dividends and capital appreciation does not affect investor consumption patterns, while mental accounting and other economic frictions predict that investors have a higher propensity to consume from... View Details

Keywords: Investment; Investment Return; Economics; Stocks; Capital; Business Earnings; Investment Portfolio; Investment Funds; Cost; Saving

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October 2009 (Revised April 2010)
Case

Societe Generale (A): The Jerome Kerviel Affair

By: Francois Brochet

This case illustrates the tension/balance that firms with complex and risky business models must consider in designing their internal controls. It describes the environment in which a derivatives trader engaged in massive directional positions on major European stocks... View Details

Keywords: Risk Management; Problems and Challenges; Complexity; Cost Management; Balance and Stability; Business Model; Design; Stocks; Crisis Management; Financial Markets; Consulting Industry; Europe

November 2009 (Revised May 2017)
Case

Miracle Life, Inc.

By: Lauren Cohen and Christopher Malloy

Miracle Life is a firm with a unique setup and organizational structure. Specifically, it is a network marketing firm, also known as multi-level marketing (MLM) firm, which utilizes a large distributor base and depends on this individual distributor base to sell its... View Details

Keywords: Finance; Cash Flow; Stocks; Growth and Development Strategy; Product Marketing; Distribution; Organizational Structure

Robin is the George Gund Professor of Finance and Banking at Harvard Business School. He is past Senior Associate Dean for Faculty Development and Research (2021-2025), faculty director of the Behavioral Finance and Financial Stability project, chair of the Business... View Details

Keywords: banking; financial services

January 2021
Article

ETF Activity and Informational Efficiency of Underlying Securities

By: Lawrence Glosten, Suresh Nallareddy and Yuan Zou

This paper investigates the effect of exchange-traded funds’ (ETFs’) activity on the short-run informational efficiency of their underlying securities. We find that ETF activity increases short-run informational efficiency for stocks with weak information environments.... View Details

Keywords: ETF; Informational Efficiency; Co-movement; Systematic Earnings; Share Lending

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January 2008 (Revised May 2008)
Supplement

China Netcom: Corporate Governance in China (B)

By: Regina M. Abrami, William C. Kirby, F. Warren McFarlan and Tracy Yuen Manty

Supplements the A case [308027]. With its dual listings on the Hong Kong stock market and New York stock Exchange, state-owned enterprise, China Netcom was mandated to meet the listing requirements of these exchanges. From this initial step, China Netcom's Chairman,... View Details

Keywords: Management Teams; Corporate Governance; State Ownership; Standards; Globalized Markets and Industries; Telecommunications Industry; China

29 Sep 2016
News

Where is the $60 million Wells Fargo clawed back in executive pay going?

August 2007 (Revised January 2008)
Case

Dollar General Going Private

Intended to improve students' understanding and encourage their use of financial statement analysis. The context is Dollar General Corporation's acquisition by private equity sponsor KKR, which took the company private in 2007. Although the proposed merger generated a... View Details

Keywords: Financial Statements; Mergers and Acquisitions; Private Equity; Price; Privatization; Valuation; Retail Industry

March 1989 (Revised August 1994)
Case

Avon Products

Avon Products announced both a change in its business focus and a reduction of its dividend in June 1988. To offset the likely stock price effect of the dividend reduction, Avon announced at the same time an unusual exchange offer, under which it would take up to 25%... View Details

Keywords: Diversification; Capital Markets; Corporate Finance; Consumer Products Industry

May 2001
Supplement

Mike Levett, CEO Old Mutual

By: Tarun Khanna

Discusses issues related to the transformation of Old Mutual from a mutual company to a stock corporation, and from a South African insurer to a global financial institution. Emphasis is on understanding effects of South African institutional context. View Details

Keywords: Financial Institutions; Organizational Change and Adaptation; Globalized Firms and Management; Financial Services Industry; South Africa

January 2017 (Revised March 2017)
Case

SIN Capital and the Fullerton Health IPO

By: Josh Lerner and Ann Leamon

In early 2016, David Sin, founder of the Singapore-based private equity group SIN Capital and chairman of its primary holding, Fullerton Health, was deeply involved in preparations for taking Fullerton public on the Singapore stock exchange. Three years after SIN... View Details

Keywords: Healthcare; Asia; IPO; Financing; Singapore; Growth; Health Care and Treatment; Private Equity; Initial Public Offering; Financing and Loans; Strategy; Value Creation; Growth and Development Strategy; Health Industry; Singapore

March 1989 (Revised October 1994)
Case

Philip Morris Companies and Kraft, Inc.

By: Richard S. Ruback

Gives students the opportunity to explore the effect of substantial free cash flow on corporate acquisition and operating strategies. Students are also given the opportunity to extract information from the common stock prices of the participating firms. A variety of... View Details

Keywords: Cash Flow; Strategic Planning; Acquisition; Strategy; Restructuring; Valuation; Stocks