Publications

Find at Harvard

May–June 2025
Article

Balancing Digital Safety and Innovation

By: Tomomichi Amano and Tomomi Tanaka

Designers of consumer-facing digital products have tended to focus on novelty and speed (“move fast and break things”). They’ve spent more effort on innovating than on anticipating how customers—and bad actors—might engage with products. But as digital products become... View Details

Keywords: Technological Innovation; Cybersecurity; Demand and Consumers; Safety

28 Feb 2018 - 1 Mar 2018
Other Presentation

Innovation and Entrepreneurship in Africa—Part 1 & Part 2

By: Euvin Naidoo

Part 1: Innovation and Entrepreneurship in Africa with Euvin Naidoo (February 28)

Part 2: Developing Capital Market:A Conversation with Mr. Bola “Koko” Onadele, Managing Director of FMDQ (March 1)
We cordially invite you to an exciting discussion... View Details

28 Dec 2020
Interview

Psychological Safety and Fearless Organisations

By: Amy C. Edmondson and Vesna Lucca

In This Podcast:
• The ugly and beauty in transformational change
• Why don’t all companies create psychological safety
• Her passion to create a better workplace
• Buckminster Fuller
• The importance of system thinking
• The power... View Details

Keywords: Psychological Safety; Organizational Culture; Transformation

March 2011
Article

Do Sell-Side Stock Analysts Exhibit Escalation of Commitment?

By: John Beshears and Katherine L. Milkman

This paper presents evidence that when an analyst makes an out-of-consensus forecast of a company's quarterly earnings that turns out to be incorrect, she escalates her commitment to maintaining an out-of-consensus view on the company. Relative to an analyst who was... View Details

Keywords: Escalation Of Commitment; Stock Market; Updating; Behavioral Economics; Motivation and Incentives; Behavior; Consumer Behavior; Financial Markets; Forecasting and Prediction

Find at Harvard

Keywords: Julia Hanna; Colleges, Universities, and Professional Schools; Colleges, Universities, and Professional Schools; Colleges, Universities, and Professional Schools; Colleges, Universities, and Professional Schools; Colleges, Universities, and Professional Schools

April 2014
Article

Golden Parachutes and the Wealth of Shareholders

By: Lucian A. Bebchuk, Alma Cohen and Charles C.Y. Wang

Golden parachutes (GPs) have attracted substantial attention from investors and public officials for more than two decades. We find that GPs are associated with higher expected acquisition premiums and that this association is at least partly due to the effect of GPs... View Details

Keywords: Golden Parachute; Acquisitions; Takeovers; Acquisition Takeover; Acquisition Likelihood; Acquisition Premiums; Agency Costs; Managerial Slack; Dodd-Frank; Executive Compensation; Acquisition; Corporate Governance; Business and Shareholder Relations

01 Sep 2009
News

Of Value and Values

Generation manages to do the appropriate level of due diligence in emerging markets that lack transparency. Another wondered how Generation’s practice of sometimes holding investments for only a short time meshed with its commitment to... View Details

March 2025
Teaching Plan

Wasabi Technologies (A) and (B)

By: N. Louis Shipley and Stacy Straaberg

Teaching Plan for HBS Case Nos. 823-021 and 825-035. Set in 2019, the “Wasabi Technologies (A)” case centers on Wasabi Technologies (Wasabi), a successful hot cloud storage company based in Boston, Massachusetts. Founder and CEO David Friend is ready to scale the... View Details

Keywords: Sales; Product Development; Growth and Development Strategy; Business Divisions; Business Strategy; Marketing Strategy; Distribution Channels; Information Technology Industry; United States; Massachusetts; Boston

September 1991 (Revised March 2005)
Case

WPP Group and Its Acquisitions

By: William J. Bruns Jr.

WPP Group acquired J. Walter Thompson and Ogilvy & Mather, paying high premiums in relation to earnings. In each acquisition the goodwill acquired was immediately charged off against owners' equity. Then, WPP Group established a value for the brand names of the two... View Details

Keywords: Goodwill Accounting; Accounting; Brands and Branding; Product Positioning; Market Transactions; Equity; Private Equity; Relationships; Mergers and Acquisitions; Management Style; Consumer Products Industry; United States; United Kingdom

Educators

2020
Working Paper

To Infinity and Beyond: Scaling Economic Theories via Logical Compactness

By: Yannai A. Gonczarowski, Scott Duke Kominers and Ran I. Shorrer

Many economic-theoretic models incorporate finiteness assumptions that, while introduced for simplicity, play a real role in the analysis. Such assumptions introduce a conceptual problem, as results that rely on finiteness are often implicitly nonrobust; for example,... View Details

Keywords: Markets; Analysis; Game Theory

SSRN

30 Jan 2008
Working Paper Summaries

Cost of External Finance and Selection into Entrepreneurship

Keywords: by Ramana Nanda

2025
Working Paper

How Do Households Suppress the Price of Tail Risk?

By: Laurent Calvet, Claire Célérier, Gordon Liao and Boris Vallée

This paper investigates the effects of the issuance of retail products with non-linear payoffs on option prices. For a given underlying asset, when the outstanding volume of products embedding a short-put position increases, implied volatility at the corresponding... View Details

Keywords: Security Design; Dividend; Options; Structured Products; Market Segmentation; Financial Instruments; Design; Volatility; Markets; Segmentation

How do monetary policy rules, monetary policy uncertainty, and macroeconomic shocks affect the risk properties of US Treasury bonds? The exposure of US Treasury bonds to the stock market has moved considerably over time. While it was slightly positive on average... View Details

20 Sep 2011
Working Paper Summaries

Sovereigns, Upstream Capital Flows and Global Imbalances

Keywords: by Laura Alfaro, Sebnem Kalemli-Ozcan & Vadym Volosovych

Fast Answer

Resources for Investment Management and Financial Analysis

firms Key members of the management team Investment bank league tables Bloomberg
Current and historical financial information on individual equities, stock market indices, fixed-income... View Details

18 Jul 2017
First Look

First Look at New Research and Ideas, July 18, 2017

instant photography. Under the leadership of its mercurial founder Edwin Land, the company regularly released new instant cameras and films, often without any market research. Land created a View Details

Keywords: Sean Silverthorne

01 Jun 2008
News

Greed, Gullibility, and Optimism

has been so limited. I can make an argument that the market may be overreacting to the problems, but I can make an even more persuasive argument that the government is underreacting. The ideas put forward by Treasury Secretary Henry... View Details

Keywords: Deborah Blagg; Finance; Management; Real Estate

30 Apr 2019
First Look

New Research and Ideas, April 30, 2019

Psychology and Financial Fragility By: Gennaioli, Nicola, and Andrei Shleifer Abstract—The collapse of Lehman Brothers in September 2008 caught markets View Details

Keywords: Dina Gerdeman

2020
Working Paper

Social Networks, Ethnicity, and Entrepreneurship

By: William R. Kerr and Martin Mandorff

We study the relationship between ethnicity, occupational choice, and entrepreneurship. Immigrant groups in the United States cluster in specific business sectors. For example, Koreans are 34 times more concentrated in self-employment for dry cleaning than other... View Details

Keywords: Self-employed; Occupation; Entrepreneurship; Social Entrepreneurship; Industry Clusters; Ethnicity; Immigration; Networks; United States

August 2021
Supplement

Aligning Mission and Margin at Southern Bancorp

By: Brian Trelstad

Video Supplement for HBS Case No. 321-099. In October 2020, after spending almost a decade to turnaround Southern Bancorp, an Arkansan bank founded with the mission to provide financial services to rural, underserved communities, CEO Darrin Williams is wondering how... View Details

Keywords: Racial Wealth Gap; Banks and Banking; Growth and Development; Corporate Social Responsibility and Impact; Mission and Purpose; Going Public; Investment Return; Social Issues; Wealth and Poverty; Banking Industry; Financial Services Industry; United States; Arkansas