Publications

SSRN

2012
Chapter

Mental Health in the Aftermath of Conflict

By: Quy-Toan Do and Lakshmi Iyer

We survey the recent literature on the mental health effects of conflict. We highlight the methodological challenges faced in this literature, which include the lack of validated mental health scales in a survey context, the difficulties in measuring individual... View Details

Keywords: Conflict of Interests; Measurement and Metrics; Surveys; Analytics and Data Science; Ethnicity; War; Health Disorders; Body of Literature; Problems and Challenges; Bosnia and Hercegovina

December 2010
Article

An Exploration of Technology Diffusion

By: Diego Comin and Bart Hobijn

We develop a model that, at the aggregate level, is similar to the one sector neoclassical growth model, while, at the disaggregate level, has implications for the path of observable measures of technology adoption. We estimate our model using data on the diffusion of... View Details

Keywords: Business Model; Income; Technology Adoption; Macroeconomics; Innovation and Invention

17 Oct 2013
News

An Obstacle to Patient-Centered Care: Poor Supply Systems

10 Apr 2023

MBA Class Visit

The excitement, energy, and unexpected insights generated by case method make it a hallmark of the HBS distinctive learning environment. We invite you to experience our stimulating academic environment by observing an MBA class in session. View Details

Jerry R. Green

Jerry R. Green

David A. Wells Professor of Political Economy

John Leverett Professor in the University

Harvard University

Jerry Green is the John Leverett Professor in the University and the David A. Wells... View Details

Keywords: aerospace; education industry; insurance industry; professional services

17 May 2007
Working Paper Summaries

The Price of Capital: Evidence from Trade Data

Keywords: by Laura Alfaro & Faisal Z. Ahmed

2023
Working Paper

Insufficiently Justified Disparate Impact: A New Criterion for Subgroup Fairness

By: Neil Menghani, Edward McFowland III and Daniel B. Neill

In this paper, we develop a new criterion, "insufficiently justified disparate impact" (IJDI), for assessing whether recommendations (binarized predictions) made by an algorithmic decision support tool are fair. Our novel, utility-based IJDI criterion evaluates false... View Details

Keywords: AI and Machine Learning; Forecasting and Prediction; Prejudice and Bias

February 2021
Technical Note

Probability Distributions

By: Michael Parzen and Paul Hamilton

This technical note introduces students to the concept of random variables, and from there the normal and binomial distributions. After a brief introduction to random variables, the note describes the standard properties of the normal distribution: a single peak, and a... View Details

Keywords: Analysis; Risk and Uncertainty; Theory; Analytics and Data Science

Educators

Article

Advertising, the Matchmaker

By: Bharat N. Anand and Ron Shachar

We empirically study the informational role of advertising in matching consumers with products when consumers are uncertain about both observable and unobserved program attributes. Our focus is on the network television industry, in which the products are television... View Details

Keywords: Advertising; Information; Consumer Behavior; Television Entertainment; Risk and Uncertainty; Product; Decision Choices and Conditions; Advertising Industry

Forthcoming
Article

Punitive but Discerning: Reputation Can Fuel Ambiguously-Deserved Punishment, but Does Not Erode Sensitivity to Nuance

By: Jillian J. Jordan and Nour Kteily

The desire to appear virtuous can motivate people to punish wrongdoers, a desirable outcome when punishment is clearly deserved. Yet claims that “virtue signaling” is fueling a culture of outrage suggest that reputation concerns may inspire even potentially unmerited... View Details

Keywords: Outrage; Signaling; Ideology; Moralistic Punishment; Reputation; Moral Sensibility

March 2023
Article

Learning to Successfully Hire in Online Labor Markets

By: Marios Kokkodis and Sam Ransbotham

Hiring in online labor markets involves considerable uncertainty: which hiring choices are more likely to yield successful outcomes and how do employers adjust their hiring behaviors to make such choices? We argue that employers will initially explore the value of... View Details

Keywords: Selection and Staffing; Analysis; Decision Choices and Conditions

2015
Working Paper

Customers and Investors: A Framework for Understanding Financial Institutions

By: Robert C. Merton and Robert T. Thakor

Financial institutions have both investors and customers. Investors, such as those who invest in stocks and bonds or private/public-sector guarantors of institutions, expect an appropriate risk-adjusted return in exchange for the financing and risk-bearing that they... View Details

Keywords: Financial Institutions

22 Nov 2023
Research & Ideas

Humans vs. Machines: Untangling the Tasks AI Can (and Can't) Handle

often have PhDs. Within each group, some consultants had no AI access, others used GPT-4 alone, while still another group was given GPT-4 and some training in how to use it. Because the authors partnered with BCG, they were able to View Details

Keywords: by Rachel Layne; Information Technology; Technology

July 2021
Article

Multinationality and Capital Structure Dynamics: A Corporate Governance Explanation

By: Daniel Gyimah, Nana Abena Kwansa, Anthony K. Kyiu and Anywhere Sikochi

This paper examines the impact of corporate governance on capital structure dynamics. Using ordinary least squares regressions on 17,496 firm-year observations for 2,294 U.S. multinational companies (MNCs) over the period 1990–2018, we find that MNCs with strong... View Details

Keywords: Multinationality; Speed Of Adjustment; Corporate Governance; Multinational Firms and Management; Capital Structure

November 2020 (Revised March 2023)
Teaching Note

Unrest in Chile

By: Vincent Pons, John Masko, Rafael Di Tella and William Mullins

In 2020, Chileans would head to the ballot box to decide their country’s future. Many international observers credited Chile’s decades of neoliberal governance with turning the country into Latin America’s “Tiger,” a prosperous, diversified economy on its way to... View Details

Keywords: Developing Countries and Economies; Macroeconomics; Economy; Political Elections; Public Opinion; Social Issues; Equality and Inequality; System Shocks; Chile; Latin America

06 May 2024
Research & Ideas

The Critical Minutes After a Virtual Meeting That Can Build Up or Tear Down Teams

communication technology, language, status, and task design. “What we discovered was great variation in what happened when they disconnected after meetings.” Among both global teams, the research team also had the chance to observe what... View Details

Keywords: by Michael Blanding

April 2022
Teaching Note

Tempur Sealy International (A, B & C)

By: Benjamin C. Esty and Daniel Fisher

Teaching Note for HBS Case Nos. 718-422, 718-423, and 718-424. The cases explore the long-term relationship between Tempur Sealy (TPX, a mattress manufacturer) and Mattress Firm (MFRM, a bedding retailer and TPX's largest customer). For almost 20 years, the firms... View Details

February 2018
Article

Structural GARCH: The Volatility-Leverage Connection

By: Robert F. Engle and Emil N. Siriwardane

During the financial crisis, financial firm leverage and volatility both rose dramatically. Consequently, institutions are being asked to reduce leverage in order to reduce risk, though the effectiveness depends upon the role of capital structure in volatility. To... View Details

Keywords: Leverage; Credit Risk; Crisis Management; Equity; Volatility; Credit; Risk Management; Financial Crisis

2017
Working Paper

Homophily in Entrepreneurial Team Formation

By: Paul A. Gompers, Kevin Huang and Sophie Q. Wang

We study the role of homophily in group formation. Using a unique dataset of MBA students, we observe homophily in ethnicity and gender increases the probability of forming teams by 25%. Homophily in education and past working experience increases the probability of... View Details

Keywords: Groups and Teams; Diversity; Familiarity; Entrepreneurship; Venture Capital; Performance

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