by Lauren Cohen, Christopher Malloy - Publications - Faculty & Research - Harvard Business School

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March 2013
Article

Misvaluing Innovation

By: Lauren Cohen, Karl Diether and Christopher Malloy

We demonstrate that a firm's ability to innovate is predictable, persistent, and relatively simple to compute, and yet the stock market ignores the implications of past successes when valuing future innovation. We show that two firms that invest the exact same in... View Details

Keywords: Innovation; Return Predictability; R＆D; Information; Forecasting and Prediction; Research and Development; Innovation and Invention

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June 2012
Article

Decoding Inside Information

By: Lauren Cohen, Christopher Malloy and Lukasz Pomorski

Using a simple empirical strategy, we decode the information in insider trading. 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: Strategy; Financial Markets; Forecasting and Prediction; Law Enforcement; Opportunities; Geographic Location; Business Earnings

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2012
Article

Hiring Cheerleaders: Board Appointments of 'Independent' Directors

By: Lauren Cohen, Andrea Frazzini and Christopher Malloy

We provide evidence that firms appoint independent directors who are overly sympathetic to management, while still technically independent according to regulatory definitions. We explore a subset of independent directors for whom we have detailed, micro-level data on... View Details

Keywords: Recruitment; Management; Corporate Governance; Performance; Governing and Advisory Boards; Executive Compensation; Governing Rules, Regulations, and Reforms; Prejudice and Bias

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March 2012
Teaching Note

Fundamental Analysis in Emerging Markets: Autoweb Holdings and Tren Anuncio Ràpido (TN)

By: Lauren Cohen, Christopher Malloy and Tim Gray

January 2012 (Revised February 2013)
Teaching Note

Dimensional Fund Advisors (DFA)'s Entry into the Retirement Market (TN)

By: Lauren Cohen, Christopher Malloy and Timothy Gray

Keywords: Retirement; Investment Funds; Financial Services Industry

January 2012 (Revised March 2012)
Teaching Note

Business Intelligence Advisors (BIA), Inc.: Finding the Hidden Meaning in Corporate Disclosures (TN)

By: Lauren Cohen, Christopher Malloy and Timothy Gray

Keywords: Corporate Disclosure

December 2011
Article

Do Powerful Politicians Cause Corporate Downsizing?

By: Lauren Cohen, Joshua Coval and Christopher J. Malloy

This paper employs a new empirical approach for identifying the impact of government spending on the private sector. Our key innovation is to use changes in congressional committee chairmanship as a source of exogenous variation in state-level federal expenditures. In... View Details

Keywords: Spending; Private Sector; Taxation; Innovation and Invention; Interest Rates; Business and Government Relations; Investment; Employment; Power and Influence

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November 2011 (Revised April 2012)
Teaching Note

Quadriserv and the Short Selling Market (TN)

By: Lauren Cohen, Christopher Malloy and Timothy Gray

Keywords: Market Transactions

October 2011 (Revised March 2012)
Case

AQR's DELTA Strategy

By: Daniel Bergstresser, Lauren Cohen, Randolph B. Cohen and Christopher Malloy

In the summer of 2008, AQR Capital Management was considering the launch of a new hedge fund strategy. The proposed DELTA portfolio would offer investors exposure to a basket of nine major hedge fund strategies. The DELTA strategy would be innovative in two ways.... View Details

Keywords: Investment Portfolio; Investment Funds; Financial Strategy; Financial Services Industry

April 2011 (Revised May 2011)
Supplement

AQR's Momentum Funds (B)

By: Daniel Baird Bergstresser, Lauren H. Cohen, Randolph B. Cohen and Christopher J. Malloy

This is a (B) case for AQR's Momentum Funds. It follows the first year of performance of the funds after launching, and gives students a critical inflection point for analyzing the nascent stages of a new product launch and the potential path dependence of the product... View Details

Keywords: Change; Decision Choices and Conditions; Investment Funds; Product Launch; Product; Performance; Perspective; Strategy

2011
Working Paper

Do Powerful Politicians Cause Corporate Downsizing?

By: Lauren H. Cohen, Joshua D. Coval and Christopher J. Malloy

This paper employs a new empirical approach for identifying the impact of government spending on the private sector. Our key innovation is to use changes in congressional committee chairmanship as a source of exogenous variation in state-level federal expenditures. In... View Details

Keywords: Economic Growth; Investment; Spending; Government Administration; Employment; Managerial Roles

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

September 2010 (Revised March 2012)
Case

AQR's Momentum Funds (A)

By: Daniel Baird Bergstresser, Lauren H. Cohen, Randolph B. Cohen and Christopher J. Malloy

AQR is a hedge fund based in Greenwich, Connecticut, that is considering offering a wholly new line of product to retail investors, namely the ability to invest in the price phenomenon known as momentum. There is a large body of empirical evidence supporting momentum... View Details

Keywords: Financial Strategy; Investment Funds; Investment Portfolio; Governing Rules, Regulations, and Reforms; Product Development; Financial Services Industry; Greenwich

August 2010
Article

Sell-Side School Ties

By: Lauren H. Cohen, Christopher J. Malloy and Andrea Frazzini

We study the impact of social networks on agents' ability to gather superior information about firms. Exploiting novel data on the educational backgrounds of sell-side equity analysts and senior officers of firms, we test the hypothesis that analysts' school ties to... View Details

Keywords: Investment Return; Investment Portfolio; Corporate Disclosure; Governing Rules, Regulations, and Reforms; Knowledge Acquisition; Social and Collaborative Networks

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March 2009 (Revised July 2024)
Teaching Note

Tottenham Hotspur plc

By: Lauren H. Cohen, Joshua D. Coval and Christopher J. Malloy

Teaching Note for HBS Case No. 209-059. View Details

Keywords: Sports Industry; London

Article

Shorting Demand and Predictability of Returns

By: Lauren Cohen, Karl B. Diether and Christopher J. Malloy

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November 2008 (Revised November 2024)
Case

Tottenham Hotspur plc

By: Lauren H. Cohen, Joshua D. Coval and Christopher J. Malloy

Tottenham Hotspur Football Club is a publicly-owned professional soccer team based in London, England. The club's chairman, Daniel Levy, is contemplating a significant investment in physical assets, including the development of a new stadium as well as the acquisition... View Details

Keywords: Valuation; Capital Budgeting; Decision Making; Competency and Skills; Cash Flow; Investment; Buildings and Facilities; Sports; Investment Portfolio; Financial Strategy; Sports Industry; London

October 2008
Article

The Small World of Investing: Board Connections and Mutual Fund Returns

By: Lauren Cohen, Andrea Frazzini and Christopher J. Malloy

This paper uses social networks to identify information transfer in security markets. We focus on connections between mutual fund managers and corporate board members via shared education networks. We find that portfolio managers place larger bets on firms they are... View Details

Keywords: Financial Markets; Information Management; Social and Collaborative Networks; Announcements; Investment Portfolio; Investment Return; Investment Funds; Asset Pricing; Governing and Advisory Boards

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2008
Working Paper

Hiring Cheerleaders: Board Appointments of 'Independent' Directors

By: Lauren Cohen, Andrea Frazzini and Christopher J. Malloy

We test the hypothesis that firms appoint independent directors who are overly sympathetic to management, while still technically independent according to regulatory definitions. We explore a subset of independent directors for whom we have detailed, micro-level data... View Details

Keywords: Competency and Skills; Governing Rules, Regulations, and Reforms; Governing and Advisory Boards; Managerial Roles; Prejudice and Bias

2008
Working Paper

The Small World of Investing: Board Connections and Mutual Fund Returns

By: Lauren Cohen, Andrea Frazzini and Christopher J. Malloy

This paper uses social networks to identify information transfer in security markets. We focus on connections between mutual fund managers and corporate board members via shared education networks. We find that portfolio managers place larger bets on firms they are... View Details

Keywords: Asset Pricing; Investment Portfolio; Governing and Advisory Boards; Knowledge Sharing; Knowledge Use and Leverage; Social and Collaborative Networks; Financial Services Industry

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