Publications

November 1999 (Revised June 2006)
Case

DLJdirect: "Putting Our Reputation Online"

By: Thomas R. Eisenmann and Gillian Morris

Online broker DLJdirect faced two decisions during the fall of 1999: what customer segments should it target and how much should it spend on marketing? Unlike its competitors, who focused either on day traders or more mainstream investors, DLJdirect differentiated its... View Details

Keywords: Marketing Strategy; Marketing Communications; Competitive Strategy; Decision Choices and Conditions; Investment; Cost Management; Business Plan; Research and Development; Customers; Budgets and Budgeting; Online Advertising; Internet; Financial Services Industry

January 2011 (Revised April 2011)
Case

CME Group

By: Forest L. Reinhardt and James Weber

The case describes CME Group, the world's largest commodities exchange, futures and options on futures contracts, history, regulation, and the strategic choices the company faced. CME Group was formed from the oldest and most well-known exchanges in the world. Traders... View Details

Keywords: Financial Crisis; Stocks; Goods and Commodities; Governing Rules, Regulations, and Reforms; Risk Management; Market Participation; Market Transactions; Financial Services Industry; United States

2025
Working Paper

Is Love Blind? AI-Powered Trading with Emotional Dividends

By: De-Rong Kong and Daniel Rabetti

We leverage the non-fungible tokens (NFTs) setting to assess the valuation of emotional dividends (LOVE), a long-standing empirical challenge in private-value markets such as art, antiques, and collectibles. Having created and validated our proxy, we use deep learning... View Details

Keywords: NFTs; Non-fungible Tokens; AI and Machine Learning; Valuation; Financial Markets

SSRN

November 2017 (Revised August 2018)
Case

Fair Value Accounting at Noble Group (A)

By: Siko Sikochi, Suraj Srinivasan and Quinn Pitcher

Noble Group was a large commodities trader based in Hong Kong and listed on the Singapore Stock Exchange. In 2012, Noble shifted its business strategy towards an asset-light model. Under this model, Noble did not own mines or farms to produce commodities but built... View Details

Keywords: Fair Value Accounting; Policy; Goods and Commodities; Contracts; Valuation

19 Jul 2011
First Look

First Look: July 19

leaves a set of information-rich trades by "opportunistic" insiders that contain all the predictive power in the insider trading universe. A portfolio strategy that focuses solely on opportunistic traders yields value-weighted... View Details

Keywords: Sean Silverthorne

2022
Working Paper

Retail Investors’ Contrarian Behavior Around News, Attention, and the Momentum Effect

By: Cheng (Patrick) Luo, Enrichetta Ravina, Marco Sammon and Luis M. Viceira

Using a large panel of U.S. brokerage accounts trades and positions, we show that a large fraction of retail investors trade as contrarians after large earnings surprises, especially for loser stocks, and that such contrarian trading contributes to post earnings... View Details

Keywords: Retail Investors; Post Earnings Announcement Drift; Price Momentum; Behavioral Finance; Investment; Demographics

SSRN

Read Now

Summer 2023
Article

(Un)principled Agents: Monitoring Loyalty after the End of the Royal African Company Monopoly

By: Anne Ruderman and Marlous van Waijenburg

The revocation of the Royal African Company's monopoly in 1698 inaugurated a transformation of the transatlantic slave trade. While the RAC’s exit from the slave trade has received scholarly attention, little is known about the company’s response to the loss of its... View Details

Keywords: Slavery; Organizational Change and Adaptation; Business History; Monopoly; History; Business and Government Relations

Find at Harvard

31 May 2016
First Look

May 31, 2016

Novartis with the unique demands of the generic drug industry? Purchase this case: https://cb.hbsp.harvard.edu/cbmp/product/114033-PDF-ENG Harvard Business School Case 114-063 The Fall of the 'Fabulous Fab' Fabrice Tourre, a mid-level View Details

Keywords: Sean Silverthorne

08 Dec 2010
Working Paper Summaries

Decoding Inside Information

Keywords: by Lauren Cohen, Christopher Malloy & Lukasz Pomorski; Financial Services

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