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Show Results For
- All HBS Web
(2,873)
- People (2)
- News (577)
- Research (1,918)
- Events (9)
- Multimedia (27)
- Faculty Publications (1,232)
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- May 17, 2000
- Article
New Stock Option Rules
By: David F. Hawkins
Hawkins, David F. "New Stock Option Rules." Accounting Bulletin, no. 87 (May 17, 2000).
- October 2001 (Revised November 2005)
- Case
eBay, Inc.: Stock Option Plans (A)
The footnote disclosure for eBay, Inc. in 2000 indicates that if the company had accounted for employee stock options under the fair value method, its reported profit of $48 million would have been a loss of $91 million. The protagonist is a prospective member of the... View Details
Bradshaw, Mark T. "eBay, Inc.: Stock Option Plans (A)." Harvard Business School Case 102-038, October 2001. (Revised November 2005.)
- February 2020 (Revised April 2021)
- Case
StockX: The Stock Market of Things
By: Chiara Farronato, John J. Horton, Annelena Lobb and Julia Kelley
Founded in 2015 by Dan Gilbert, Josh Luber, and Greg Schwartz, StockX was an online platform where users could buy and sell unworn luxury and limited-edition sneakers. Sneaker resale prices often fluctuated over time based on supply and demand, creating a robust... View Details
Keywords: Markets; Auctions; Bids and Bidding; Demand and Consumers; Consumer Behavior; Analytics and Data Science; Market Design; Digital Platforms; Market Transactions; Marketplace Matching; Supply and Industry; Analysis; Price; Product Marketing; Product Launch; Apparel and Accessories Industry; Fashion Industry; North and Central America; United States; Michigan; Detroit
Farronato, Chiara, John J. Horton, Annelena Lobb, and Julia Kelley. "StockX: The Stock Market of Things." Harvard Business School Case 620-062, February 2020. (Revised April 2021.)
- Article
Global Brands: Taking Stock
By: John A. Quelch
Quelch, John A. "Global Brands: Taking Stock." Business Strategy Review 10, no. 1 (Spring 1999): 1–14.
- May 2011
- Article
Institutional Stock Trading on Loan Market Information
By: Victoria Ivashina and Zheng Sun
Over the past decade, one of the most important developments in the corporate loan market has been the increasing participation of institutional investors in lending syndicates. As lenders, institutional investors routinely receive private information about borrowers.... View Details
Ivashina, Victoria, and Zheng Sun. "Institutional Stock Trading on Loan Market Information." Journal of Financial Economics 100, no. 2 (May 2011): 284–303.
- 2023
- Working Paper
The Stock Market and Bank Risk-Taking
By: David S. Scharfstein and Antonio Falato
Using confidential supervisory risk ratings, we document that banks increase risk after they go public compared to a control group of banks that filed to go public but withdrew their filings for plausibly exogenous reasons. The increase in risk increases short-term... View Details
Scharfstein, David S., and Antonio Falato. "The Stock Market and Bank Risk-Taking." Working Paper, September 2023.
- 2005
- Working Paper
Aggregate Corporate Liquidity and Stock Returns
By: Robin Greenwood
Aggregate investment in cash and liquid assets as a share of total corporate investment is negatively related to subsequent U.S. stock market returns between 1947 and 2003. The share of cash in total investment is a more stable predictor of returns than scaled price... View Details
- September – October 2007
- Article
Trading Patterns and Excess Comovement of Stock Returns
By: Robin Greenwood and Nathan Sosner
n April 2000, 30 stocks were replaced in the Nikkei 225 Index. The unusually broad index redefinition allowed for a study of the effects of index-linked trading on the excess comovement of stock returns. A large increase occurred in the correlation of trading volume of... View Details
Greenwood, Robin, and Nathan Sosner. "Trading Patterns and Excess Comovement of Stock Returns." Financial Analysts Journal 63, no. 5 (September–October 2007): 69–81.
- February 2018 (Revised October 2019)
- Case
Steinhoff International and the Stock Exchange
By: Siko Sikochi and Austin Lim
Nicky Newton-King, the Chief Executive Officer of the Johannesburg Stock Exchange (JSE), was put in a difficult position. A scandal had broken out at Steinhoff, a JSE-listed company, under her watch and there were calls to suspend listing of the company securities from... View Details
Keywords: Accounting; Financial Reporting; Mergers and Acquisitions; Financial Markets; Corporate Governance; Retail Industry; Manufacturing Industry; Distribution Industry; Africa; South Africa
Sikochi, Siko, and Austin Lim. "Steinhoff International and the Stock Exchange." Harvard Business School Case 118-066, February 2018. (Revised October 2019.)
- 2024
- Working Paper
Climate Solutions, Transition Risk, and Stock Returns
By: Shirley Lu, Edward J. Riedl, Simon Xu and George Serafeim
Using large language models to measure firms' climate solution products and services, we find that high-climate solution firms exhibit lower stock returns and higher market valuation multiples. Their stock prices respond positively to events signaling increased demand... View Details
Keywords: Technology; Generative Ai; Large Language Models; Climate Finance; Climate Change; Innovation and Invention; Environmental Sustainability; AI and Machine Learning; Investment; Financial Markets
Lu, Shirley, Edward J. Riedl, Simon Xu, and George Serafeim. "Climate Solutions, Transition Risk, and Stock Returns." Harvard Business School Working Paper, No. 25-024, November 2024.
- September 2006
- Teaching Note
Corning: Convertible Preferred Stock (TN)
By: Malcolm P. Baker
Keywords: Stocks
- September 2007
- Supplement
Corning: Convertible Preferred Stock (CW)
By: Malcolm P. Baker and James Quinn
- February 2002
- Article
Stock Options for Undiversified Executives
By: Brian J. Hall and Kevin J. Murphy
Hall, Brian J., and Kevin J. Murphy. "Stock Options for Undiversified Executives." Journal of Accounting & Economics 33, no. 1 (February 2002).
- November 1984
- Article
Corporate Investments in Common Stock
By: W. Mikkelson and R. S. Ruback
Mikkelson, W., and R. S. Ruback. "Corporate Investments in Common Stock." Seminar on the Analysis of Security Prices, Proceedings 29, no. 2 (November 1984): 179–209.
- 2005
- Working Paper
Investor Sentiment and the Cross-Section of Stock Returns
By: Malcolm Baker and Jeffrey Wurgler
We examine how investor sentiment affects the cross-section of stock returns. Theory predicts that a broad wave of sentiment will disproportionately affect stocks whose valuations are highly subjective and are difficult to arbitrage. We test this prediction by studying... View Details
Baker, Malcolm, and Jeffrey Wurgler. "Investor Sentiment and the Cross-Section of Stock Returns." NBER Working Paper Series, No. w10449, April 2005. (First draft in 2003.)
- Article
The Comovement of Stock Prices
By: J. J. Rotemberg and Robert Pindyck
Rotemberg, J. J., and Robert Pindyck. "The Comovement of Stock Prices." Quarterly Journal of Economics 108, no. 4 (November 1993): 1073–1104.
- 20 Mar 2012
- Working Paper Summaries
The Stock Selection and Performance of Buy-Side Analysts
- September 2013
- Case
Stock Pitching at Freelin Capital
By: Lauren Cohen
Cohen, Lauren. "Stock Pitching at Freelin Capital." Harvard Business School Case 214-005, September 2013.
- 2005
- Working Paper
Money Illusion in the Stock Market: The Modigliani-Cohn Hypothesis
By: Randolph B. Cohen, Christopher Polk and Tuomo Vuolteenaho
Modigliani and Cohn [1979] hypothesize that the stock market suffers from money illusion, discounting real cash flows at nominal discount rates. While previous research has focused on the pricing of the aggregate stock market relative to Treasury bills, the... View Details
Cohen, Randolph B., Christopher Polk, and Tuomo Vuolteenaho. "Money Illusion in the Stock Market: The Modigliani-Cohn Hypothesis." NBER Working Paper Series, No. 11018, January 2005.