Publications

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2010
Working Paper

Decoding Inside Information

By: Lauren Cohen, Christopher Malloy and Lukasz Pomorski

Using a simple empirical strategy, we decode the information in insider trades. Exploiting the fact that insiders trade for a variety of reasons, we show that there is predictable, identifiable "routine" insider trading that is not informative for the future of firms.... View Details

Keywords: Forecasting and Prediction; Stocks; Financial Markets; Investment; Investment Return; Investment Portfolio; Market Transactions

08 Dec 2010
Working Paper Summaries

Decoding Inside Information

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

January 2017 (Revised August 2017)
Case

Weathernews

By: Karim R. Lakhani and Akiko Kanno

Tomohiro Ishibashi (Bashi), chief executive officer for B to S, and Julia Foote LeStage, chief innovation officer of Weathernews Inc., were addressing a panel at the HBS Digital Summit on creative uses of big data. They told the summit attendees about how the Sakura... View Details

Keywords: Crowdsourcing; Operations; Globalization; Weather; Forecasting and Prediction; Global Strategy

April 1996 (Revised June 2000)
Case

Boston Beer Company, Inc., The

Capital markets may have overcapitalized the craft brewing industry during a flurry of new IPOs. In the context of this "hot" IPO market each individual company's valuation may seem reasonable. However, after careful analysis of each company's financial statement and... View Details

Keywords: Initial Public Offering; Analysis; Valuation; Industry Growth; Food and Beverage Industry; Boston

March 2024
Teaching Note

Sonder Holdings Inc.: Using Technology to Solve Hospitality's Frictions

By: John A. Deighton and Leora Kornfeld

Teaching Note for HBS Case No. 922-039. Digital disruption is challenging the hospitality industry. Traditional hotels face competition from platforms, most visibly Airbnb but also the homeshare divisions of online travel agencies such as Expedia and Booking.com, that... View Details

Keywords: Digital Platforms; Disruptive Innovation; Competition; Market Participation; Accommodations Industry

2007
Working Paper

The Ethical Mirage: A Temporal Explanation as to Why We Aren't as Ethical as We Think We Are

By: Ann E. Tenbrunsel, Kristina A. Diekmann, Kimberly A. Wade-Benzoni and Max H. Bazerman

This paper explores the biased perceptions that people hold of their own ethicality. We argue that the temporal trichotomy of prediction, action and evaluation is central to these misperceptions: People predict that they will behave more ethically than they actually... View Details

Keywords: Forecasting and Prediction; Ethics; Behavior; Cognition and Thinking; Perception; Prejudice and Bias

December 2012
Case

Coca-Cola: Residual Income Valuation

By: Suraj Srinivasan, Beiting Cheng and Edward J. Riedl

The case illustrates the use of the residual income (also known as the abnormal earnings) valuation approach. Students are asked to provide a valuation of Coca-Cola Company using the residual income valuation methodology and understand how it maps into the discounted... View Details

Keywords: Business Earnings; Valuation; Financial Statements; Equity; Food and Beverage Industry

February 2013
Case

Recorded Future: Analyzing Internet Ideas About What Comes Next

Recorded Future is a "big data" startup company that uses Internet data to make predictions about events, people, and entities. The company primarily serves government intelligence agencies, but has some private sector clients and is considering taking on more. The... View Details

Keywords: Big Data; Analytics; Internet; Analytics and Data Science; Internet and the Web; Entrepreneurship; Forecasting and Prediction; Business Startups; Information Technology Industry

Ashley Whillans is the Volpert Family Associate Professor of Business Administration at the Harvard Business School, where she teaches the Motivation and Incentives course to MBA students. Professor Whillans earned her PhD in Social Psychology from the University of... View Details

2008
Working Paper

Catering through Nominal Share Prices

By: Malcolm Baker, Robin Greenwood and Jeffrey Wurgler

We propose and test a catering theory of nominal stock prices. The theory predicts that when investors place higher valuation on low-price firms, managers will maintain share prices at lower levels, and vice-versa. Using measures of time-varying catering... View Details

Keywords: Stocks; Stock Shares; Investment; Investment Return; Price; Theory; Valuation

August–September 2012
Article

The Future of Boards: Meeting the Governance Challenges of the 21st Century

By: Jay W. Lorsch

Predicting the challenges boards will face in the years ahead requires an understanding of how they and the governance they have provided has evolved in past years, as well as the challenges they face in the years ahead. Since I have been serving on and doing research... View Details

Keywords: Boards Of Directors; Corporate Governance; Governance; Succession; Compensation; Governing and Advisory Boards

12 Oct 1999
Research & Ideas

Rapid Response: Inside the Retailing Revolution

knowledge of what sells and what doesn't, flexible manufacturing capabilities that can respond appropriately to demand, lean rather than fat and costly inventories, and the... View Details

Keywords: by James E. Aisner; Apparel & Accessories; Fashion; Consumer Products; Manufacturing; Retail

April 2005
Article

The Geography of Equity Analysis

By: Christopher J. Malloy

I provide evidence that geographically proximate analysts are more accurate than other analysts. Stock returns immediately surrounding forecast revisions suggest that local analysts impact prices more than other analysts. These effects are strongest for firms located... View Details

Keywords: Geographic Location; Stocks; Investment Return; Forecasting and Prediction; Price; Performance; Equity; Information; Prejudice and Bias; Agency Theory

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25 Apr 2007
Research & Ideas

Feeling Stuck? Getting Past Impasse

the crisis. We realize that our old ways are not working. It's not a matter of staying up late, working harder, and getting in earlier. Emotionally there's the feeling of being stuck. And then some View Details

Keywords: by Martha Lagace

2019
Article

Does Big Data Enhance Firm Innovation Competency? The Mediating Role of Data-driven Insights

By: Maryam Ghasemaghaei and Goran Calic

Grounded in gestalt insight learning theory and organizational learning theory, we collected data from 280 middle and top-level managers to investigate the impact of each big data characteristic (i.e., data volume, data velocity, data variety, and data veracity) on... View Details

Keywords: Analytics and Data Science; Innovation and Invention; Learning

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06 Mar 2017
News

Harvard Reveals Blueprint for Avoiding Stock Crashes

February 2003 (Revised October 2003)
Case

Cable Data Systems

By: Paul W. Marshall and Todd H Thedinga

Describes the operating challenges of Cable Data Systems (CDS), a minority-owned cable installation company with a dual mission of maximizing profits and providing employment opportunities to minorities in urban markets. Following the merger of two cable installation... View Details

Keywords: Selection and Staffing; Employment; Forecasting and Prediction; Urban Scope; Cost Management; Infrastructure; Labor Unions; Demand and Consumers; Demographics; Media and Broadcasting Industry; Media and Broadcasting Industry; Boston

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May 2013
Teaching Note

Coca-Cola: Residual Income Valuation

By: Suraj Srinivasan and Edward J. Riedl

Teaching note for a case of the same title that introduces students to the residual income (also known as the abnormal earnings) valuation model using the firm Coca-Cola. Students are provided with the primary financial statements (through fiscal 2010) and forecast... View Details

Keywords: Valuation; United States