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Publications
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- March 2024 (Revised June 2024)
- Case
The Annenberg Foundation: Promoting Diversity in the Investment Management Industry
By: Randolph B. Cohen and Johnson Elugbadebo
- 2023
- Other Unpublished Work
If 3 Was 9
One determinant of where economies and markets are headed is how well we handle the climate crisis. Headlines on the climate tend to emphasize two points. First, average global temps are rising, with it being the hottest summer in 1,000 centuries per some estimates.... View Details
- 2023
- Other Unpublished Work
Visions of Vision Pro
Daily ups and downs of the market are often driven by changes in interest-rate expectations and investor risk aversion. But over the long run, it's often technological change that is the primary driver of value. A decade ago, Tyler Cowen argued in his book The Great... View Details
- 2023
- Other Unpublished Work
Unprecedented: Remote Work and the Strange Economy of 2023
The low unemployment rate which suggests a strong economy and the low productivity and GDP growth that seems more consistent with less robust conditions sit uneasily together. It's a mystery! But it may be that societal changes like remote work can reconcile the... View Details
- April 2023
- Case
Twitter: The Freedom to Speak Freely and Be Heard
By: Randolph B. Cohen, Carin-Isabel Knoop and Mel Martin
In April 2022, serial entrepreneur Elon Musk announced that he would be interested in purchasing the social media site Twitter for $44 billion. With more than 100 million twitter followers, Musk had historically leveraged the site to engage with the customers of his... View Details
- September 2022
- Background Note
Highly Selective College Admissions
- September 2022
- Case
Knock, Knock: The Case of Tetraethyl Lead
- 2020
- Working Paper
Best Ideas
By: Miguel Antón, Randolph B. Cohen and Christopher Polk
We find that the stocks in which active mutual fund or hedge fund managers display the most conviction towards ex-ante, their “Best ideas,” outperform the market, as well as the other stocks in those managers’ portfolios, by approximately 2.8 to 4.5 percent per year,... View Details
- 2017
- White Paper
Illuminating the Path Forward: Breaking Free from the 60/40 Portfolio
By: Ross Stevens, Joshua Zwick and Randolph B. Cohen
- December 2012
- Case
Jefferson County (A): An EPA Mandate
By: Daniel Bergstresser and Randolph B. Cohen
Jefferson County, Alabama, faces an EPA mandate requiring sewer system upgrades. How will they finance the upgrades? What consequences will follow? View Details
- December 2012
- Supplement
Jefferson County (B): Borrowing in March 1997
By: Daniel Bergstresser and Randolph B. Cohen
Jefferson County, Alabama faces an EPA mandate requiring sewer system upgrades. How will they finance the upgrades? What consequences will follow? View Details
- December 2012
- Supplement
Jefferson County (C): Subsequent Issuance
By: Daniel Bergstresser and Randolph B. Cohen
Jefferson County, Alabama, faces an EPA mandate requiring sewer system upgrades. How will they finance the upgrades? What consequences will follow? View Details
- December 2012
- Supplement
Jefferson County (D): February of 2008
By: Daniel Bergstresser and Randolph B. Cohen
Jefferson County, Alabama, faces an EPA mandate requiring sewer system upgrades. How will they finance the upgrades? What consequences will follow? View Details
- December 2012 (Revised January 2013)
- Supplement
Jefferson County (E): Postscript
By: Daniel Bergstresser and Randolph B. Cohen
Jefferson County, Alabama, faces an EPA mandate requiring sewer system upgrades. How will they finance the upgrades? What consequences will follow? View Details
- March 2012 (Revised February 2013)
- Teaching Note
AQR's DELTA Strategy (TN)
By: Daniel Bergstresser, Lauren Cohen, Christopher Malloy, Randolph B. Cohen and Timothy Gray
- March 2012 (Revised February 2013)
- Teaching Note
AQR's Momentum Funds (TN) (A) and (B)
By: Daniel Bergstresser, Lauren Cohen, Christopher Malloy, Randolph B. Cohen and Timothy Gray
- 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
- 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
- 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
- September 2007
- Case
Dice-K: The Hundred (Plus) Million Dollar Man
Describes the efforts made by the Boston Red Sox to sign superstar Japanese pitcher Daisuke (Dice-K) Matsuzaka within the context of the team's attempts to keep pace with longtime rival, the New York Yankees. In late 2006, Dice-K is viewed as the prize of the free... View Details