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  • 19 Jul 2011
  • First Look

First Look: July 19

leaves a set of information-rich trades by "opportunistic" insiders that contain all the predictive power in the insider trading universe. A portfolio strategy that focuses solely on opportunistic traders yields value-weighted... View Details
Keywords: Sean Silverthorne
  • 2022
  • Working Paper

Retail Investors’ Contrarian Behavior Around News, Attention, and the Momentum Effect

By: Cheng (Patrick) Luo, Enrichetta Ravina, Marco Sammon and Luis M. Viceira
Using a large panel of U.S. brokerage accounts trades and positions, we show that a large fraction of retail investors trade as contrarians after large earnings surprises, especially for loser stocks, and that such contrarian trading contributes to post earnings... View Details
Keywords: Retail Investors; Post Earnings Announcement Drift; Price Momentum; Behavioral Finance; Investment; Demographics
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  • Summer 2023
  • Article

(Un)principled Agents: Monitoring Loyalty after the End of the Royal African Company Monopoly

By: Anne Ruderman and Marlous van Waijenburg
The revocation of the Royal African Company's monopoly in 1698 inaugurated a transformation of the transatlantic slave trade. While the RAC’s exit from the slave trade has received scholarly attention, little is known about the company’s response to the loss of its... View Details
Keywords: Slavery; Organizational Change and Adaptation; Business History; Monopoly; History; Business and Government Relations
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  • 31 May 2016
  • First Look

May 31, 2016

Novartis with the unique demands of the generic drug industry? Purchase this case: https://cb.hbsp.harvard.edu/cbmp/product/114033-PDF-ENG Harvard Business School Case 114-063 The Fall of the 'Fabulous Fab' Fabrice Tourre, a mid-level View Details
Keywords: Sean Silverthorne
  • 08 Dec 2010
  • Working Paper Summaries

Decoding Inside Information

Keywords: by Lauren Cohen, Christopher Malloy & Lukasz Pomorski; Financial Services
  • January 2008
  • Background Note

Equity Derivatives

By: Joshua Coval and Erik Stafford
The goal of these simulations is to understand the dynamic replication technique behind the Black-Scholes/Merton options model. The simulations focus on a single stock and a risk-free discount bond, which are used to replicate a contingent payoff. The underlying stock... View Details
Keywords: Equity; Bonds; Stocks; Price; Risk Management
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  • 29 Oct 2009
  • Working Paper Summaries

Estimating the Effects of Large Shareholders Using a Geographic Instrument

Keywords: by Bo Becker, Henrik Cronqvist & Rüdiger Fahlenbrach
  • 09 May 2012
  • Research & Ideas

Clayton Christensen’s “How Will You Measure Your Life?”

colleagues and peers falling from grace because they made this mistake. Nick Leeson, the twenty-six-year-old trader who famously brought down British merchant bank Barings in 1995 after racking up $1.3 billion in trading losses before... View Details
  • 28 Aug 2012
  • Working Paper Summaries

Channels of Influence

Keywords: by Lauren Cohen, Umit G. Gurun & Christopher J. Malloy
  • 18 Jun 2020
  • Research & Ideas

What Is an "Essential" Purchase for a Low-Income Family?

purchases, but there are fewer items that fit within the permissible categorization of 'necessary' in the first place," they write. To illustrate, take the case of the gift card experiment. Participants were shown two gift cards that would be given away: a $100... View Details
Keywords: by Rachel Layne
  • 03 Oct 2005
  • Research & Ideas

The Box Office Power of Stars

interested in playing can join the simulation. New HSX traders receive "Hollywood dollars" and can increase the value of their portfolio by, among other things, strategically trading "MovieStocks." The prices of those... View Details
Keywords: by Sarah Jane Gilbert; Entertainment & Recreation; Motion Pictures & Video
  • 22 Feb 2018
  • Book

The New History of American Capitalism

cultural agents. Slave traders and New York financiers, Boston merchants, and Pittsburgh industrialists feature prominently in many of these accounts. These accounts not only bring diverse actors into the narrative, they do so to quite... View Details
Keywords: Manufacturing
  • 25 May 2011
  • HBS Case

QuikTrip’s Investment in Retail Employees Pays Off

group of retailers is challenging this notion of an industry built on the backs of crummy jobs, very prosperous companies that include Costco, Mercadona, Trader Joe's, and QuikTrip. What do they know that their competitors don't? In a new... View Details
Keywords: by Julia Hanna; Retail
  • 30 Jul 2018
  • Research & Ideas

Why Ethical People Become Unethical Negotiators

fraudulent fund, even though many suspected something was strange, since the low-risk fund had defied reality by dramatically outperforming the stock market several years in a row. “We were all aware of this hedge fund that had had great returns for 20 years,” recalled... View Details
Keywords: by Dina Gerdeman
  • 28 Jan 2020
  • Book

Advanced Leadership Requires More Than Outside-The-Box Thinking

uses examples and stories from dozens of high-performing managers and entrepreneurs. Is there one person, one quote, that you think most brilliantly captures the spirit of Think Outside the Building? Kanter: Doug Rauch, former president of View Details
Keywords: by Sean Silverthorne
  • 27 Jun 2011
  • Research & Ideas

Recovering from the Need to Achieve

deepened during the early 1990s, after he moved his family to New York from Provo, Utah for a big job with Morgan Stanley. One day he found himself sitting on a bench, immobilized: he worried whether he could aptly advise the CEO, whether he could get View Details
Keywords: by Kim Girard
  • 20 Feb 2017
  • Research & Ideas

Having No Life is the New Aspirational Lifestyle

and both were rated above Trader Joe’s. “Whole Foods may be the more luxurious experience, but Peapod signals your time is so valuable you can’t afford to waste it,” says Keinan. In another study, a woman wearing a Bluetooth headset was... View Details
Keywords: by Michael Blanding
  • 01 Jul 2015
  • Research & Ideas

A Bank That Takes Parmesan as Collateral: The Cheese Stands a Loan

And they can immediately call up the producers and say, 'Listen, you're under water here.'" Lest students think the collateral model is totally risk-free, the authors of the case included an extreme cautionary tale—the so-called Salad Oil Swindle of 1963, in which... View Details
Keywords: by Carmen Nobel; Banking; Food & Beverage
  • 17 Jun 2002
  • Research & Ideas

A Litmus Test for Entrepreneurs

to join a start-up established by a former colleague. Wall Street traders are not known for their indecision, and this one had been a star, staking millions of dollars on his trading instincts and closing dozens of securities deals daily.... View Details
Keywords: by Walter Kuemmerle
  • 23 Aug 2010
  • Research & Ideas

The Drive to Acquire’s Impact on Globalization

party and governmental elite and among a new class of entrepreneurs. Surprisingly, Chinese mercantilism is also widening the income gap in Western trading partners. For example, Wal-Mart, the largest and fastest-growing trader with China,... View Details
Keywords: by Paul R. Lawrence

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