Publications

December 2011
Article

Stock Price Fragility

By: Robin Greenwood and David Thesmar

We investigate the relationship between ownership structure of financial assets and non-fundamental risk. We define an asset to be fragile if it is susceptible to non-fundamental trading shocks. An asset can be fragile because of concentrated ownership or because its... View Details

Keywords: Stocks; Price; Ownership; Risk and Uncertainty; Assets; System Shocks; Financial Liquidity; Forecasting and Prediction; Investment Return; Volatility; Relationships; United States

November 2000
Background Note

Note on Employee Stock Ownership Plans (ESOPs) and Phantom Stock Plans

By: Dwight B. Crane and Indra Reinbergs

Provides a brief overview of employee stock ownership plans (ESOPs) and phantom stock plans for owners of closely held companies. ESOPs can be used as a tool of corporate financing, and can provide employees with ownership interests. Phantom stock plans can reward... View Details

Keywords: Financing and Loans; Employee Stock Ownership Plan; Motivation and Incentives; Management Teams; Corporate Governance; Ownership Stake; Taxation

2024
Working Paper

Valuing Stocks With Earnings

By: Sebastian Hillenbrand and Odhrain McCarthy

We show that commonly used aggregate earnings are several times as volatile as stock prices over the last three decades. Movements in the price-earnings ratio are thus entirely explained by earnings growth and unrelated to future returns. As an alternative to the... View Details

Keywords: Price; Investment Portfolio; Stocks; Behavioral Finance; Accounting

SSRN

05 Aug 2018
News

Stock buybacks, explained

October 2001 (Revised February 2007)
Background Note

Accounting for Employee Stock Options

Employees who have been granted stock options have the right to purchase shares of their company's stock at a specified price within a specified time period. The accounting for such employee stock options has been a controversial and complex topic for decades. The... View Details

Keywords: Employee Stock Ownership Plan; Accounting

2017
Working Paper

Rainy Day Stocks

By: Niels Gormsen and Robin Greenwood

We study the good- and bad-times performance of equity portfolios formed on characteristics. Many characteristics associated with good performance during bad times – value, profitability, small size, safety, and total volatility – also perform well during good times.... View Details

Keywords: Performance; Stocks; Situation or Environment

Read Now

2009
Working Paper

Stock Price Fragility

By: Robin Greenwood and David Thesmar

We investigate the relationship between ownership structure of financial assets and non-fundamental risk. An asset is fragile if its owners collectively have to buy or sell. Such assets are susceptible to non-fundamental price movements. An asset can be fragile because... View Details

Keywords: Financial Liquidity; Stocks; Price; Market Transactions; Ownership; Risk and Uncertainty; United States

SSRN

December 2013
Article

Legislating Stock Prices

By: Lauren Cohen, Karl Diether and Christopher Malloy

We demonstrate that legislation has a simple, yet previously undetected impact on stock prices. Exploiting the voting record of legislators whose constituents are the affected industries, we show that the votes of these "interested" legislators capture important... View Details

Keywords: Legislator Incentives; Voting; Return Predictability; Lobbying; Motivation and Incentives; Government Legislation; Stocks

Find at Harvard

Read Now

December 1998 (Revised March 2001)
Case

Korea Stock Exchange, 1998

By: Tarun Khanna, Krishna G. Palepu and James Chang

Following a major financial crisis, the South Korean government attempted to revive the Korea Stock Exchange to spur equity investment in Korean companies. This case describes the reforms undertaken so far and the challenges that lay ahead. View Details

Keywords: Equity; Stocks; Restructuring; Emerging Markets; Corporate Governance; Business and Government Relations; Accounting Industry; Financial Services Industry; South Korea

05 Jul 2006
Working Paper Summaries

Float Manipulation and Stock Prices

Keywords: by Robin Greenwood; Financial Services

Legislating Stock Prices

In this paper we demonstrate that legislation has a simple, yet previously undetected impact on firm stock prices. While it is understood that the government and firms have an important relationship, it remains difficult to determine which firms any given piece of... View Details

November 2001 (Revised February 2002)
Background Note

Note on Tax and Accounting Treatment of Restricted Stock Awards, Nonqualified Stock Options, and Incentive Stock Options and the Securities Law Applicable Thereto

Outlines the tax and accounting treatment of restricted stock awards, nonqualified stock options, and incentive stock options, including the effect of making a Section 83(b) election for unvested stock. View Details

Keywords: Stocks; Taxation; Accounting

Fast Answer

Stock ownership: who

How do I find who owns a particular stock, currently or historically? For a current list of owners use BamSec. Enter company name or ticker search box. From the profile page choose Institutional Owners. For current and historical ownership... View Details

November 2001 (Revised December 2002)
Case

Tracking Stocks at Genzyme (A)

By: Malcolm S. Salter

Genzyme, a tracking stock pioneer, has used its innovative capital structure as a way to frame and grow its R&D-intensive business. Facing the question of how best to integrate a new acquisition into its tracking stock structure, Genzyme's top management is forced to... View Details

Keywords: Integration; Value Creation; Motivation and Incentives; Conflict of Interests; Stocks; Capital Structure; Research and Development; Corporate Governance; Biotechnology Industry

Find at Harvard

January 2002
Background Note

The Major Global Stock Exchanges

By: Ashish Nanda, Thomas J. DeLong and Lynn Villadolid Roy

Describes the major global stock exchanges. View Details

Keywords: Globalization; Financial Markets

Article

Investor Sentiment in the Stock Market

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... View Details

Keywords: Financial Markets; Stocks; Investment Return; Valuation; Forecasting and Prediction; Volatility; Price; Risk and Uncertainty; Behavioral Finance

Find at Harvard

Read Now

2023
Working Paper

The Optimal Stock Valuation Ratio

By: Sebastian Hillenbrand and Odhrain McCarthy

Trailing price ratios, such as the price-dividend and the price-earnings ratio, scale prices by trailing cash flow measures. They theoretically contain expected returns, yet, their performance in predicting stock market returns is poor. This is because of an omitted... View Details

Keywords: Price; Investment Return; AI and Machine Learning; Valuation; Cash Flow; Forecasting and Prediction