Publications

Educators

February 2025
Article

Innovations in Evaluating Ambulatory Costs of Cystic Fibrosis Care: A Comparative Study Across Multidisciplinary Care Centers in Ireland and the United States

By: Emma Brady, Ryan C. Perkins, Kate Cullen, Gregory S. Sawicki, Robert S. Kaplan and Gerardine Doyle

Lead clinicians at two large pediatric cystic fibrosis (CF) centers in the United States and Ireland measured and compared their ambulatory care costs. The clinicians selected three strata of patients (0–11 months, 1–5 years, and 6–17 years of age). Process maps were... View Details

Keywords: Health Care and Treatment; Cost; Service Delivery; Resource Allocation; Health Industry

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23 Mar 2023
Research & Ideas

As Climate Fears Mount, More Investors Turn to 'ESG' Funds Despite Few Rules

Investor interest in social responsibility has skyrocketed in the past three years, even as US regulations to hold companies accountable remain in flux and the environmental, social, and governance (ESG) label itself draws backlash. Investors are willing to pay a... View Details

Keywords: by Rachel Layne; Financial Services

2013
Working Paper

Financial vs. Strategic Buyers

By: Marc Martos-Vila, Matthew Rhodes-Kropf and Jarrad Harford

This paper introduces the impact of debt misvaluation on merger and acquisition activity. Debt misvaluation helps explain the shifting dominance of financial acquirers (private equity firms) relative to strategic acquirers (operating companies). The effects of... View Details

Keywords: Misvaluation; Mergers and Acquisitions; Private Equity

Jaxon Wu earned his Bachelor of Arts with Honors from Johns Hopkins University where he studied History of Science, Medicine, and Technology and Mathematics. In college, Jaxon worked at both the Johns Hopkins University School of Medicine and the Johns Hopkins... View Details

27 Mar 2018
First Look

First Look at New Research, March 27, 2018

Abstract—We investigate whether top managers affect the performance of large public sector organizations. As our case study we examine CEOs of English public hospitals, which are large, complex organizations with multi-million turnover. We study the View Details

Keywords: Sean Silverthorne

2017
Working Paper

Salience through Information Technology: The Effect of Balance Availability on the Smoothing of SNAP Benefits

By: Andrew Hillis

Recipients of the Supplemental Nutrition Assistance Program (SNAP) run out of most benefits before halfway through a benefit deposit cycle. I study the introduction of a mobile software application, Fresh EBT, that enables beneficiaries to check their available balance... View Details

Keywords: Mobile Technology; Welfare or Wellbeing; Technology Adoption; Behavior

2020
Working Paper

An Empirical Guide to Investor-Level Private Equity Data from Preqin

By: Juliane Begenau, Claudia Robles-Garcia, Emil Siriwardane and Lulu Wang

This note provides guidance on the use of investor-level private equity data from Preqin for empirical research. Preqin primarily sources its cash flow data through Freedom of Information Act (FOIA) requests with U.S. public pensions. Our focus is on the components of... View Details

Keywords: Private Equity Returns; Prequin Data; Private Equity; Analytics and Data Science; Investment Return

SSRN

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

27 Apr 2017
News

HBS Prof: Case Studies Need Diversity — Now

December 2022 (Revised January 2025)
Case

Akooda: Charging Toward Operational Intelligence

By: Christopher Stanton and Mel Martin

The Akooda case describes the challenges confronting founder and CEO Yuval Gonczarowski (MBA ‘17) in 2022 as he attempts to boost sales. Launched in November 2020, Akooda was an AI company that mined 20 different sources of digital data, from tools like Slack, Google... View Details

Keywords: Data Mining; Productivity; Monitoring; Data Analysis; AI and Machine Learning; Knowledge Management; Operations; Problems and Challenges; Employee Relationship Management; Information Technology Industry; Technology Industry; Information Industry; Boston; Israel

Educators

Purchase

2024
Working Paper

Ponzi Funds

By: Philippe van der Beck, Jean-Philippe Bouchaud and Dario Villamaina

Many active funds hold concentrated portfolios. Flow-driven trading causes price pressure, which pushes up the funds’ existing positions resulting in realized returns. We decompose fund returns into a price pressure (self-inflated) and a fundamental component and... View Details

Keywords: Investment Funds; Investment Portfolio; Investment Return; Price Bubble; Financial Reporting; Financial Liquidity

SSRN

September 2013
Article

Converging to the Lowest Common Denominator in Physical Health

By: Leslie K. John and Michael I. Norton

Objective: This research examines how access to information on peer health behaviors affects one's own health behavior. Methods: We report the results of a randomized field experiment in a large corporation in which we introduced walkstations (treadmills... View Details

Keywords: Information; Behavior; Decision Choices and Conditions; Health; Health Industry

Research Summary

The Asymmetric Effect of Discount Retraction on Subsequent Choice

This paper examines the subsequent impact of a temporary price discount on brand preference after the promotion is retracted. Theorizing that price salience has an impact on price sensitivity, we propose that the effects of retracting a discount depend on the promoted... View Details

TeachingInterests

Field Course: Social Innovation Lab

This course provides students an opportunity to address a social enterprise topic with the discipline of business tools and techniques. Students will work in teams, choosing among three types of projects: a) developing a business plan for your own social enterprise;... View Details

November 2014
Article

Government Green Procurement Spillovers: Evidence from Municipal Building Policies in California

By: Timothy Simcoe and Michael W. Toffel

We study how government green procurement policies influence private-sector demand for similar products. Specifically, we measure the impact of municipal policies requiring governments to construct green buildings on private-sector adoption of the U.S. Green Building... View Details

Keywords: Public Procurement; Green Building; Quality Certification; Environmental Policy; Buildings and Facilities; Environmental Sustainability; Policy; Government and Politics; Green Technology Industry; Public Administration Industry; California

Article

Human Capital and the Future of Work: Implications for Investors and ESG Integration

By: Sakis Kotsantonis and George Serafeim

Human capital development (HCD) is a key consideration for most companies, but only recently have investors focused on understanding the risks and opportunities related to human capital with the emergence of environmental, social, and governance (ESG) investment... View Details

Keywords: Future Of Work; ESG; Employee Engagement; Employee Compensation; Human Capital; Human Resources; Employees; Compensation and Benefits; Wages

Forthcoming
Article

Trading Volume Manipulation and Competition Among Centralized Crypto Exchanges

By: Dan Amiran, Evgeny Lyandres and Daniel Rabetti

How competition affects manipulation by firms of information about important attributes of their products and how such information manipulation impacts firms’ short-term and long-term performance are open empirical questions. We use a setting that is especially... View Details

Keywords: Cryptocurrency; Financial Markets; Performance; Competition

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Article

Prosocial Bonuses Increase Employee Satisfaction and Team Performance

By: Lalin Anik, Lara B. Aknin, Elizabeth W. Dunn, Michael I. Norton and Jordi Quoidbach

In three field studies, we explore the impact of providing employees and teammates with prosocial bonuses, a novel type of bonus spent on others rather than on oneself. In Experiment 1, we show that prosocial bonuses in the form of donations to charity lead to happier... View Details

Keywords: Satisfaction; Groups and Teams; Performance; Compensation and Benefits; Philanthropy and Charitable Giving; Banking Industry; Sports Industry; Pharmaceutical Industry; Canada; Belgium; Australia

2013
Working Paper

Prosocial Bonuses Increase Employee Satisfaction and Team Performance

By: Lalin Anik, Lara B. Aknin, Michael I. Norton, Elizabeth W. Dunn and Jordi Quoidbach

In two field studies, we explore the impact of providing employees and teammates with prosocial bonuses, a novel type of bonus spent on others rather than on oneself. In Experiment 1, we show that prosocial bonuses in the form of donations to charity lead to happier... View Details

Keywords: Satisfaction; Groups and Teams; Performance; Compensation and Benefits; Philanthropy and Charitable Giving; Banking Industry; Sports Industry; Pharmaceutical Industry; Canada; Belgium; Australia