Stock Price Informativeness - Publications - Faculty & Research - Harvard Business School

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31 Mar 2014
Research & Ideas

Encouraging Niche Content in an Ad-Driven World

bookmarked a particular post—Sun and Zhu found that popular content increased by about 13 percent after the revenue-sharing program took effect, with 50 percent of the increase attributed to three specific topic shifts: the stock market,... View Details

Keywords: by Julia Hanna; Information; Information; Information

September 1999
Case

Sally Jameson - 1999

By: George C. Chacko, Henry B. Reiling, Peter Tufano and Matthew Bailey

Sally Jameson has a large block of appreciated stock, which she is contemplating selling to purchase a home. She is comparing an outright sale, borrowing against the stock, shorting against the box, and a stock loan proposed by a small financial services firm. View Details

Keywords: Asset Pricing; Asset Management; Financial Liquidity; Stocks; Stock Options; Financing and Loans; Financial Services Industry

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October 2019
Article

Limited Investment Capital and Credit Spreads

By: Emil N. Siriwardane

Using proprietary credit default swap (CDS) data, I investigate how capital shocks at protection sellers impact pricing in the CDS market. Seller capital shocks—measured as CDS portfolio margin payments—account for 12% of the time-series variation in weekly spread... View Details

Keywords: Credit Risk; Derivatives; Credit Derivatives and Swaps; Capital Markets; Credit; Financial Institutions

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July 2014
Article

Winners in the Spotlight: Media Coverage of Fund Holdings as a Driver of Flows

By: David H. Solomon, Eugene F. Soltes and Denis Sosyura

We show that media coverage of mutual fund holdings affects how investors allocate money across funds. Controlling for fund performance, fund holdings with high past returns attract extra flows only if these stocks were recently featured in major newspapers. In... View Details

Keywords: Prejudice and Bias; Media; Investment Funds; Financial Services Industry

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22 Aug 2024
Research & Ideas

Reading the Financial Crisis Warning Signs: Credit Markets and the 'Red-Zone'

A year ago, most experts thought the US economy was thundering headlong toward recession, as the Federal Reserve moved at a historic pace to slow inflation by bridling interest rates. Yet, despite recent tremors in the stock market, no... View Details

Keywords: by Rachel Layne; Banking

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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April 2015
Case

Accor: Designing an Asset-Right Business and Disclosure Strategy

By: Mozaffar Khan and George Serafeim

Sebastien Bazin was now in charge of Accor, the world's largest French hotelier, a CAC 40 company with 3,600 hotels in 92 countries and a market cap of €10 billion. Previously as the European head of Colony Capital, one of the largest private equity groups and the... View Details

August 2023
Case

Floward

By: Krishna Palepu and Namrata Arora

In 2022, Abdulaziz B. Al Loughani, CEO and co-founder of Floward, an online flower and gifting company established in Kuwait in 2017, contemplated the firm's growth trajectory. Floward, an e-commerce enterprise that offered fresh-cut flowers sourced directly from... View Details

Keywords: Initial Public Offering; Expansion; Growth and Development Strategy; E-commerce; Information Technology Industry; Middle East; North Africa; Saudi Arabia; Kuwait; United Arab Emirates; Jordan

August 2014
Case

Netflix in 2011

By: Willy Shih and Stephen Kaufman

Reed Hastings founded Netflix to provide a home movie service that would do a better job satisfying customers than the traditional retail rental model. But as it encountered challenges it underwent several major strategy shifts, ultimately developing a business model... View Details

Research Summary

Current Research

Information Dissemination in Capital Markets

Seeking to bridge economic theory and the role of individuals, Professor Brochet researches the transmission of information in capital markets. He has investigated the effects of information... View Details

January 2019
Case

Arrow Electronics—The Apollo Integration

By: Stephen P. Kaufman

Having already made 10 acquisitions of competitors in the last decade, the CEO and Senior Vice President of Arrow are evaluating the acquisition of another small competitor to boost sales, become #1 in a niche market segment, and achieve economies of scale. They are... View Details

Keywords: Mergers and Acquisitions; Integration; Valuation; Performance Evaluation; Competitive Strategy; Corporate Strategy; Strategic Planning; Growth and Development Strategy; Electronics Industry; United States

October 2004 (Revised August 2007)
Case

Alibris in 2004

Alibris, an online marketplace for rare, used, and out-of-print books, is trying to communicate to the professional book dealers who are its main suppliers that they are in the middle of a crisis. Supply is flooding the market, in part from individuals who simply want... View Details

Keywords: Price; Books; Crisis Management; Supply and Industry; Service Operations; Online Technology; Consumer Products Industry

December 2018
Teaching Note

The Campbell Home (A), (B), and (C)

By: Leslie John

Email mking@hbs.edu for a courtesy copy.

Teaching Note for HBS Nos. 918-017, 918-018, and 918-019. Campbell siblings Thomas and Sally are faced with selling their childhood home. They need to make several... View Details

Keywords: Agents; Bidding Process; Negotiation; Negotiation Process; Negotiation Preparation; Negotiation Participants; Valuation; Real Estate Industry; United States

When Can the Market Identify Stale News?

Why do investors react to old information? We conjecture that it is cognitively difficult to identify old content combined from multiple sources. We use a unique dataset of news passing through the Bloomberg terminal to differentiate "recombination" stories that draw... View Details

2024
Working Paper

Catalysts for Climate Solutions: Corporate Responses to Venture Capital Financing of Climate-tech Startups

By: Shirley Lu, George Serafeim and Simon Xu

We study whether incumbent firms increase their product focus on climate solutions in response to venture capital (VC) financing of climate-tech startups. Using large language models to measure a firm's focus on climate solutions, we find that incumbents in similar... View Details

Keywords: Climate Finance; Climate Change; Technological Innovation; Entrepreneurship; Venture Capital; Private Equity; Environmental Sustainability; Business Startups

July 2021
Article

Redistribution through Markets

By: Piotr Dworczak, Scott Duke Kominers and Mohammad Akbarpour

Policymakers frequently use price regulations as a response to inequality in the markets they control. In this paper, we examine the optimal structure of such policies from the perspective of mechanism design. We study a buyer-seller market in which agents have private... View Details

Keywords: Optimal Mechanism Design; Redistribution; Inequality; Welfare Theorems; Market Design; Equality and Inequality

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August 2018
Article

The Impact of the Entry of Biosimilars: Evidence from Europe

By: Fiona M. Scott Morton, Ariel Dora Stern and Scott Stern

Biologics represent a substantial and growing share of the U.S. drug market. Traditional “small molecule” generics quickly erode the price and share of the branded product upon entry; however, only a few biosimilars have been approved in the U.S. since 2015, thereby... View Details

Keywords: Health Care; Biosimilars; Biologics; Pharmaceutical Competition; Healthcare Spending; Innovation; Health Care and Treatment; Spending; Market Entry and Exit; Competition; Innovation and Invention; Pharmaceutical Industry; United States; Europe

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September 2022
Article

Human Versus Machine: A Comparison of Robo-Analyst and Traditional Research Analyst Investment Recommendations

By: Braiden Coleman, Kenneth J. Merkley and Joseph Pacelli

We provide the first comprehensive analysis of the properties of investment recommendations generated by “Robo-Analysts,” which are human analyst-assisted computer programs conducting automated research analysis. Our results indicate that Robo-Analyst recommendations... View Details

Keywords: Fintech; Analysts; Robo-analysts; Investment Recommendations; Investment; Information Technology; Performance

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March 2008
Course Overview Note

Dynamic Markets

By: Joshua D. Coval and Erik Stafford

The Dynamic Markets course at Harvard Business School is organized around the hands-on application of financial decision making in a wide variety of capital market settings. The course relies heavily on in-class simulations of a range of market settings where students... View Details

Keywords: Value Creation; Decision Making; Capital Markets; Competitive Strategy; Profit; Applications and Software; Information; Strategy; Price; Outcome or Result; Curriculum and Courses; Theory

26 Jan 2024
Blog Post

Access real-world employment data from HBS alumni with the Career Trends tool

Negotiating a job offer in a new industry or function? Wondering if a change in location might impact your base salary? Joining a startup and wanting to benchmark your equity offer? Use the Career Trends tool in 12twenty, HBS’s recruiting platform, to View Details

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