Publications

January 2008
Background Note

Index Options

By: Joshua Coval and Erik Stafford

The goal of this simulation is to understand the patterns in index option prices that are not predicted by the Black-Scholes model. In particular, the simulation focuses on two properties of options prices. First, at-the-money implied volatilities from index options... View Details

Keywords: Volatility; Stock Options; Investment; Price; Profit; Risk Management; Mathematical Methods

17 Mar 2015
News

The Success of Monitoring the Economy With Big Data

May 2012
Article

Global, Local, and Contagious Investor Sentiment

By: Malcolm Baker, Jeffrey Wurgler and Yu Yuan

We construct investor sentiment indices for six major stock markets and decompose them into one global and six local indices. In a validation test, we find that relative sentiment is correlated with the relative prices of dual-listed companies. Global sentiment is a... View Details

Keywords: Business and Shareholder Relations; Globalization; Stocks; Markets; Capital; Financial Services Industry

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January 2020 (Revised July 2020)
Supplement

MoviePass: The 'Get Big Fast' Strategy

By: Benjamin C. Esty and Daniel Fisher

In August 2017, MoviePass dramatically lowered its subscription price from $50 per month to just $10 for up to one movie per day. The idea was to rapidly scale the business to the point where they could generate incremental revenue streams form related businesses... View Details

May 2010
Supplement

Tremblant Capital Group Exhibits (CW)

By: Robin Greenwood

Brett Barakett, CEO and founder of Tremblant Capital Group, a New York-based hedge fund, must decide what to do with his fund's position in Green Mountain Coffee Roasters, which has dropped in value by more than 40 percent in recent months. Tremblant is a hedge fund... View Details

Keywords: Transformation; Decisions; Forecasting and Prediction; Cash Flow; Cost of Capital; Stocks; Investment Funds; Consumer Behavior; Business Strategy; Competitive Advantage; New York (state, US)

May 2006 (Revised July 2007)
Case

Creating Meaning for the Customer: The Case of GMACI

Excellence in exploiting customer information and leveraging its affiliation to the GM group are among the strategic options that GMAC Insurance CEO Gary Kusumi is considering. GMAC Insurance, the wholly-owned auto insurance subsidiary of General Motors, formed through... View Details

Keywords: Customer Relationship Management; Decision Choices and Conditions; Knowledge Use and Leverage; Strategy; Auto Industry; Insurance Industry

03 Sep 2013
First Look

First Look: September 3

can be attributed to topics shifting toward three domains: the stock market, salacious content, and celebrities. Meanwhile, relative to nonparticipants, participants' content quality increases after the program takes effect. We also find... View Details

Keywords: Sean Silverthorne

October 2005 (Revised January 2021)
Case

Pharmaceutical Industry in 2005, The

By: John R. Wells and Elizabeth Raabe

The entire pharmaceutical industry faced uncertain times in 2005. Many of the industry's most pressing issues—patent expirations, new drug pipeline development, price pressures, regulatory issues, and political pressures—were long standing. Fundamentally new... View Details

Keywords: Strategy; Research and Development; Framework; Change; Competition; Technological Innovation; Pharmaceutical Industry

22 Apr 2008
First Look

First Look: April 22, 2008

non-profit organizations, and for-profit firms including financial institutions. They embody a number of different assumptions about incentives, drawing from economics, psychology, and sociology. We describe examples of each program and provide some View Details

Keywords: Martha Lagace

February 2008
Supplement

Shinhan Financial Group (B)

By: Rosabeth Moss Kanter and Matthew J. Morgan

By 2007, there were many signs that the merger of Chohung and Shinhan banks to form the Shinhan Financial Group in 2003 had met its goals. Shinhan Financial Group's stock price had increased from $31 a share at its opening on the New York Stock Exchange in September... View Details

Keywords: Mergers and Acquisitions; Global Strategy; Expansion; Markets; Strategic Planning; South Korea

This paper estimates the effect of presentation of information on financial markets, using quasi-random variation in prominent "front page" positioning of news on the Bloomberg... View Details

July 2011 (Revised June 2013)
Case

Foxconn Technology Group (A)

By: Robert G. Eccles, George Serafeim and Beiting Cheng

In 2010, Foxconn Technology Group, the largest and fastest growing multinational company in the Electronic Manufacturing Services (EMS) industry, came under public scrutiny after a string of employee suicides reached the international press. Although the company was... View Details

August 2005 (Revised April 2007)
Case

DICOM Group plc and Captiva Software Corp.

By: Paul M. Healy

Compares two companies in the information capture software industry. Asks students to analyze and compare the performance of two companies (one in the United Kingdom and the other in the United States) from the perspective of a buy-side analyst reporting to the manager... View Details

Keywords: History; Financial Management; Environmental Accounting; Activity Based Costing and Management; Financial Reporting; Performance; Performance Evaluation; Financial Statements; Economic Growth; Fair Value Accounting; Information Industry; Information Industry; United Kingdom; United States

30 Nov 2018
News

Share Buybacks: Mismeasured and Misunderstood

2012
Article

Friends with Money

By: Christopher Parsons, J. Engelberg and P. Gao

When banks and firms are connected through interpersonal linkages—such as their respective management having attended college or previously worked together—interest rates are markedly reduced, comparable with single shifts in credit ratings. These rate concessions do... View Details

Keywords: Social and Collaborative Networks; Interest Rates; Banking Industry

March 2008
Article

Market Reactions to Export Subsidies

By: M. A. Desai and James R. Hines Jr.

This paper analyzes the economic impact of export subsidies by investigating stock price reactions to a critical event in 1997. On November 18, 1997, the European Union announced its intention to file a complaint before the World Trade Organization (WTO), arguing that... View Details

Keywords: Economic Systems; Trade; Development Economics; Financial Markets; Profit; Taxation; Volume; Value Creation; Market Design; Business Subsidiaries; Utilities Industry; Financial Services Industry; Europe; North and Central America

SSRN

2024
Article

Effects of a Real-Time Information-Based Intervention on Physician Prescribing Behavior

By: Olivia Zhao and Anna D Sinaiko

High out-of-pocket (OOP) prices for prescription drugs create financial difficulties for patients, and cost-related underuse of medications can adversely patient health. Simultaneously, many physicians report a willingness to address affordability concerns with... View Details

Keywords: Price; Health Care and Treatment; Communication Technology; Technology Adoption; Customer Focus and Relationships; Health Industry

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Article

Copyright Infringement in the Market for Digital Images

By: Hong Luo and Julie Holland Mortimer

Digital technologies for sharing creative goods create new opportunities for copyright infringement and challenge established enforcement methods. We establish several important facts about the nature of copyright infringement and efforts to settle past infringing use... View Details

Keywords: Information Technology; Creativity; Copyright