Publications

Educators

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

26 Oct 2020
News

Great promise but potential for peril

06 Feb 2014
HBS Seminar

Anna Lamin, Northeastern University

Broadening Focus: Spillovers, Complementarities and Specialization in the Hospital Industry

The long-standing argument that focused operations outperform others stands in contrast to claims about the benefits of broader operational scope. Within the literature on corporate strategy, this tension between focus and breadth is reconciled by the concept of... View Details

September 2015
Article

Design and Implementation of a Privacy Preserving Electronic Health Record Linkage Tool in Chicago

By: Abel Kho, John Cashy, Kathryn Jackson, Adam Pah, Satyender Goel, Jorn Boehnke, John Eric Humphries, Scott Duke Kominers and et al.

Objective
To design and implement a tool that creates a secure, privacy preserving linkage of electronic health record (EHR) data across multiple sites in a large metropolitan area in the United States (Chicago, IL), for use in clinical... View Details

Keywords: Information; Customers; Safety; Rights; Ethics; Entrepreneurship; Health Care and Treatment; Health Industry; Chicago

September 2024
Background Note

Copyright and Fair Use

By: David B. Yoffie

The U.S. Copyright Office defines a copyright as “a type of intellectual property that protects original works of authorship as soon as an author fixes the work in a tangible form of expression.” Two core principles of copyright are originality and fixation. A work is... View Details

Keywords: AI and Machine Learning; Copyright; Lawsuits and Litigation; United States

Educators

2024
Working Paper

Fire Sales of Safe Assets

By: Gabor Pinter, Emil Siriwardane and Danny Walker

We use trade-level data to study price pressure effects in the UK gilt market from September to October 2022. During this period, forced sales by liability-driven investment funds (LDIs) led to price discounts on the order of 10%, accounting for roughly half the total... View Details

Keywords: Investment Funds; Capital Markets; United Kingdom

2023
Working Paper

Auditing Predictive Models for Intersectional Biases

By: Kate S. Boxer, Edward McFowland III and Daniel B. Neill

Predictive models that satisfy group fairness criteria in aggregate for members of a protected class, but do not guarantee subgroup fairness, could produce biased predictions for individuals at the intersection of two or more protected classes. To address this risk, we... View Details

Keywords: Predictive Models; Bias; AI and Machine Learning

June 21, 2019
Article

When Tech Companies Compete on Their Own Platforms

By: Feng Zhu

One common complaint from third parties about platform businesses is that they see what succeeds on their platforms and then enter the most profitable areas themselves, often decimating third parties in the process. Studies have identified several motivations for... View Details

Keywords: Platform-based Markets; Platform-owner Entry; Digital Platforms; Market Entry and Exit; Competition

Register to Read

November–December 2014
Article

Fairness and Efficiency in Multiportfolio Optimization

By: Dan A. Iancu and Nikolaos Trichakis

We deal with the problem faced by a portfolio manager in charge of multiple accounts. We argue that because of market impact costs, this setting differs in several subtle ways from the classical (single account) case, with the key distinction being that the performance... View Details

October 2013
Article

Barriers to Completion of Patient Reported Outcome Measures

By: Elizabeth H. Schamber, Steven K. Takemoto, Kate Eresian Chenek and Kevin J. Bozic

Patient Reported Outcomes Measures (PROMs) are commonly used in total joint arthroplasty (TJA) to assess surgical outcomes. However certain patient populations may be underrepresented due to lower survey completion rates. The purpose of this study is to evaluate... View Details

Keywords: Patient Reported Outcome Measures; PROM; Total Joint Arthroplasty; Hip; Knee; Electronic Survey; Equality and Inequality; Demographics; Surveys; Health Care and Treatment; Health Industry

Article

Managing Proprietary and Shared Platforms

By: Thomas R. Eisenmann

In a platform-mediated network, users rely on a common platform, provided by one or more intermediaries, that encompasses infrastructure and rules required by users to transact with each other. A fundamental design decision for firms that aspire to develop... View Details

Keywords: Governance Controls; Digital Platforms; Infrastructure; Competition; Cooperation; Information Infrastructure

November 2007
Article

Standing Out from the Crowd: The Visibility-Enhancing Effects of IPO-related Signals on Alliance Formation by Entrepreneurial Firms

By: Tim Pollock and Ranjay Gulati

In this study, we explore how multiple signals related to entrepreneurial companies at the time of their initial public offering (IPO) influence the firms' ability to acquire non-financial resources over time. Specifically, the study looks at how signals based on... View Details

Keywords: Entrepreneurship; Venture Capital; Initial Public Offering; Investment; Alliances; Risk and Uncertainty; Power and Influence

October 2023 (Revised June 2024)
Case

Revvity: A Symbol of Change

By: Satish Tadikonda and William Marks

After selling the PerkinElmer name and several ancillary business units, Prahlad Singh (CEO) and his team at the newly christened Revvity faced a challenge on how best to capitalize on the opportunities ahead for the business and emerge as winners within the Life... View Details

Keywords: Business Model; Organizational Change and Adaptation; Corporate Strategy

Educators

May 2014
Teaching Note

Gunfire at Sea (multi-media case)

By: Michael Tushman

This short video illustrates the challenges of leading innovation and change. This classic case (one of the oldest in the HBS system) retains its timeliness. The case describes how Lt. Sims develops a new form of gunfire at sea—continuous aim gunfire. While 3,000% more... View Details

Keywords: Leading Change; National Security; Innovation Leadership; Public Administration Industry; United States

December 2009
Article

From a Declaration of Values to the Creation of Value in Global Health

By: Jim Yong Kim, Joseph Rhatigan, Sachin H. Jain and Michael E. Porter

To make best use of the new dollars available for the treatment of disease in resource poor settings, global health practice requires a strategic approach that emphasizes value for patients, defined as health outcomes per dollar spent. Practitioners and global health... View Details

Keywords: Globalization; Health Care and Treatment; Infrastructure; Service Delivery; Outcome or Result; Poverty; Value Creation