Publications

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August 2008 (Revised March 2010)
Case

Finland's S Group: Competing with a Cooperative Approach to Retail

By: Ramon Casadesus-Masanell, Tarun Khanna, Samuli Skurnik and Jordan Mitchell

The case looks at the two dominant Finnish retailers: S Group and Kesko. S Group is a customer-owned cooperative, which has a unique holding structure whereby 1.7 million residents (or 70 percent of Finnish households) own 22 regional cooperatives. In turn, the... View Details

Keywords: Business Model; Cooperative Ownership; Public Ownership; Competitive Advantage; Retail Industry; Finland

June 2015 (Revised May 2017)
Case

LOYAL3: Own What You Love™

By: Luis M. Viceira and Allison M. Ciechanover

This case features San Francisco–based financial technology startup, LOYAL3. Founded in 2008, the company seeks to disrupt the capital markets and democratize access to those markets for retail investors. By the fall of 2014, LOYAL3 had three products. In the first,... View Details

Keywords: Capital Markets; Stocks; Strategic Planning

January 2013 (Revised April 2017)
Supplement

Maxum Petroleum, Inc.

By: W. Carl Kester

Maxum seeks an oil-price hedging strategy that yields substantial cash during oil price spikes, is affordable under ordinary circumstances, and is easily managed. It is striving to avoid a repeat of the challenging situation encountered in 2008 when spiking oil prices... View Details

Keywords: Hedging; Options; Commodities; Credit Derivatives and Swaps; Risk Management; Futures and Commodity Futures; Financial Strategy; Volatility

2024
Working Paper

Ponzi Funds

By: Philippe van der Beck, Jean-Philippe Bouchaud and Dario Villamaina

Many active funds hold concentrated portfolios. Flow-driven trading causes price pressure, which pushes up the funds’ existing positions resulting in realized returns. We decompose fund returns into a price pressure (self-inflated) and a fundamental component and... View Details

Keywords: Investment Funds; Investment Portfolio; Investment Return; Price Bubble; Financial Reporting; Financial Liquidity

SSRN

Teaching Interest

Overview

By: John F. Batter

As as Senior Lecturer I teach the EC course Law, Management and Entrepreneurship (cross-listed in the General Management and Entrepreneurial Management Units) in both the Fall and Spring semesters. While I have retired from my public and private company litigation... View Details

Keywords: Fiduciary Duty; Securities; Private Equity; Entrepreneurship; Mergers; Law

January 2023
Article

Inequality Regimes in Sub-Saharan Africa from Precolonial Times to the Present

By: Ewout Frankema, Michiel de Haas and Marlous van Waijenburg

While current levels of economic inequality in Sub-Saharan Africa receive ample attention from academics and policymakers, we know little about the long-run evolution of inequality in the region. Even the new and influential ‘global inequality literature’ that is... View Details

Keywords: Economic Inequalty; Equality and Inequality; History; Africa

April 2005
Case

FBI: Mission Extended

Following the bombing of the World Trade Center in 1993, there was consensus that the FBI needed to make organizational changes. The FBI had long distinguished itself as the world's pre-eminent organization for conducting after-the-fact investigations that laid the... View Details

Keywords: Organizational Change and Adaptation; Law Enforcement; United States

25 Jun 2009
Working Paper Summaries

Why Do Countries Adopt International Financial Reporting Standards?

Keywords: by Karthik Ramanna & Ewa Sletten; Accounting

June 2019
Case

ClearLife: From Prospect to Platform

By: Alexander Braun, Lauren Cohen, Mauro Elvedi and Jiahua Xu

ClearLife’s first product was a trading and analytics platform for participants in the U.S. life settlement market, the secondary market for life insurance. ClearLife played a key role in facilitating transactions and devising a common language for expressing value and... View Details

Keywords: Digital Platforms; Insurance; Entrepreneurship; Expansion; Diversification; Strategy

2025
Working Paper

Generative AI Use by Capital Market Information Intermediaries: Evidence from Seeking Alpha

By: Mark Bradshaw, Chenyang Ma, Benjamin Yost and Yuan Zou

We study the use of generative AI for firm-specific financial analysis on the Seeking Alpha platform. We find that, after the initial launch of ChatGPT in November 2022, the share of AI-generated articles rose sharply to 13.4% of all articles, then declined in late... View Details

Keywords: Generative Ai; Seeking Alpha; Equity Research; Large Language Models; Gpt; AI and Machine Learning; Information Publishing; Financial Markets

SSRN

Article

Using Internet Data for Economic Research

By: Benjamin Edelman

The data used by economists can be broadly divided into two categories. First, structured datasets arise when a government agency, trade association, or company can justify the expense of assembling records. The Internet has transformed how economists interact with... View Details

Keywords: Data and Data Sets; Research; Internet; Cost Management; Information Management; Factories, Labs, and Plants; Reports; Archives; Surveys; Economics

Fourth Quarter 2007
Article

Contingent Claims Approach to Measuring and Managing Sovereign Credit Risk

By: Dale . F. Gray, Robert C. Merton and Zvi Bodie

This paper proposes a new approach to measure, analyze, and manage sovereign risk based on the theory and practice of modern contingent claims analysis (CCA). The paper provides a new framework for adapting the CCA model to the sovereign balance sheet in a way that can... View Details

Keywords: Credit; Investment; Sovereign Finance; Risk Management; Emerging Markets; Market Transactions; Mathematical Methods; Valuation

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July 2021 (Revised October 2023)
Case

K.C. Li: The Tungsten King

By: Geoffrey Jones and Casey Verkamp

This case examines the business career of Kuo-Ching Li, who was born in China in 1892, and built a successful minerals trading business called Wah Chang in the United States during the interwar years. He acquired a prominent role in tungsten, the strongest natural... View Details

Keywords: Immigration Acts; Racial Bias; Globalization; Government and Politics; Business History; Entrepreneurship; Business and Government Relations; Mining Industry; China; United States; Latin America

Research Summary

Recruiting specialized inventors into young organizations

Commercializing nascent technologies may require the expertise of those intimately involved in the original invention, especially when tacit knowledge is essential. Yet the organization home to the original invention may not serve as the best commercialization... View Details

January 2016 (Revised April 2017)
Case

The Galaxy Dividend Income Growth Fund's Option Investment Strategies

By: W. Carl Kester

This case is designed to provide an elementary introduction to options and option pricing for beginning finance students. Analysis of the case requires students to compare the prices of put and call options with various exercise prices and maturity dates on two... View Details

Keywords: Options; Option Contract; Option Pricing; Derivatives; Mutual Funds; Call Options; Put Options; Stock Options; Risk and Uncertainty; Volatility; Financial Services Industry; United States

During weeklong January-term trips to New York City in 2013 and 2014, students from across Harvard University studied cultural entrepreneurship: new ventures in fashion, food, fine arts, and design. Students explored how such ventures are launched, and how proximity... View Details

09 Aug 2011
Working Paper Summaries

How Firms Respond to Mandatory Information Disclosure

Keywords: by Anil R. Doshi, Glen W.S. Dowell & Michael W. Toffel

March 2020
Article

Synergistic Value in Vertically Integrated Power-to-Gas Energy Systems

By: Gunther Glenk and Stefan Reichelstein

In vertically integrated energy systems, integration frequently entails operational gains that must be traded off against the requisite cost of capacity investments. In the context of the model analyzed in this study, the operational gains are subject to inherent... View Details