Publications

2025
Article

Emotion Regulation Contagion Drives Reduction in Negative Intergroup Emotions

By: Michael Pinus, Yajun Cao, Eran Halperin, Alin Coman, James J. Gross and Amit Goldenberg

When emotions occur in groups, they sometimes impact group behavior in undesired ways. Reducing group’s emotions with emotion regulation interventions can be helpful, but may also be a challenge, because treating every person in the group is often infeasible. One... View Details

Keywords: Emotion Contagion; Emotion; Emotion Regulation; Groups and Teams; Emotions; Conflict and Resolution

March 2015
Article

Vulnerable Banks

By: Robin Greenwood, Augustin Landier and David Thesmar

We present a model in which fire sales propagate shocks across bank balance sheets. When a bank experiences a negative shock to its equity, a natural way to return to target leverage is to sell assets. If potential buyers are limited, then asset sales depress prices,... View Details

Keywords: Financial Liquidity; Financial Crisis; Banks and Banking; Banking Industry; Europe

2020
Working Paper

Fresh Fruit and Vegetable Consumption: The Impact of Access and Value

By: Retsef Levi, Elisabeth Paulson and Georgia Perakis

The goal of this paper is to leverage household-level data to improve food-related policies aimed at increasing the consumption of fruits and vegetables (FVs) among low-income households. Currently, several interventions target areas where residents have limited... View Details

Keywords: Food Deserts; Food Access; Food Policy; Causal Inference; Food; Nutrition; Poverty; Government Administration

September–October 2023
Article

The New Era of Industrial Policy Is Here

By: Willy C. Shih

Governments around the world are increasingly intervening in the private sector through industrial policies designed to help domestic sectors reach goals that markets alone are unlikely to achieve. Companies in targeted sectors—such as automakers, energy companies, and... View Details

Keywords: Policy; Government and Politics; Business and Government Relations; Research and Development; Economic Sectors

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Article

Assessing the Food and Drug Administration's Risk-Based Framework for Software Precertification with Top Health Apps in the United States: Quality Improvement Study

By: Noy Alon, Ariel Dora Stern and John Torous

BACKGROUND: As the development of mobile health apps continues to accelerate, the need to implement a framework that can standardize categorizing these apps to allow for efficient, yet robust regulation grows. However, regulators and researchers are faced with numerous... View Details

Keywords: Mobile Health; Smartphone; Food And Drug Administration; Risk-based Framework; Health Care and Treatment; Mobile and Wireless Technology; Applications and Software; Framework

September–October 2020
Article

Managing Churn to Maximize Profits

By: Aurelie Lemmens and Sunil Gupta

Customer defection threatens many industries, prompting companies to deploy targeted, proactive customer retention programs and offers. A conventional approach has been to target customers either based on their predicted churn probability or their responsiveness to a... View Details

Keywords: Churn Management; Defection Prediction; Loss Function; Stochastic Gradient Boosting; Customer Relationship Management; Consumer Behavior; Profit

2025
Working Paper

Dynamic Personalization with Multiple Customer Signals: Multi-Response State Representation in Reinforcement Learning

By: Liangzong Ma, Ta-Wei Huang, Eva Ascarza and Ayelet Israeli

Reinforcement learning (RL) offers potential for optimizing sequences of customer interactions by modeling the relationships between customer states, company actions, and long-term value. However, its practical implementation often faces significant challenges.... View Details

Keywords: Dynamic Policy; Deep Reinforcement Learning; Representation Learning; Dynamic Difficulty Adjustment; Latent Variable Models; Customer Relationship Management; Customer Value and Value Chain; Foreign Direct Investment; Analytics and Data Science

11 Feb 2011
Working Paper Summaries

Leviathan as a Minority Shareholder: A Study of Equity Purchases by the Brazilian National Development Bank (BNDES), 1995-2003

Keywords: by Sergio G. Lazzarini & Aldo Musacchio

Article

A Prescriptive Analytics Framework for Optimal Policy Deployment Using Heterogeneous Treatment Effects

By: Edward McFowland III, Sandeep Gangarapu, Ravi Bapna and Tianshu Sun

We define a prescriptive analytics framework that addresses the needs of a constrained decision-maker facing, ex ante, unknown costs and benefits of multiple policy levers. The framework is general in nature and can be deployed in any utility maximizing context, public... View Details

Keywords: Prescriptive Analytics; Heterogeneous Treatment Effects; Optimization; Observed Rank Utility Condition (OUR); Between-treatment Heterogeneity; Machine Learning; Decision Making; Analysis; Mathematical Methods

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2022
Article

Dynamic Pricing Algorithms, Consumer Harm, and Regulatory Response

By: Alexander MacKay and Samuel N. Weinstein

Pricing algorithms are rapidly transforming markets, from ride-sharing apps, to air travel, to online retail. Regulators and scholars have watched this development with a wary eye. Their focus so far has been on the potential for pricing algorithms to facilitate... View Details

Keywords: Competition Policy; Regulation; Algorithmic Pricing; Dynamic Pricing; Economics; Law And Economics; Law And Regulation; Consumer Protection; Antitrust Law; Industrial Organization; Antitrust Issues And Policies; Technological Change: Choices And Consequences; Competition; Policy; Price; Governing Rules, Regulations, and Reforms; Microeconomics; Duopoly and Oligopoly; Law

2022
Chapter

Lessons Learned from Support to Business during COVID-19

By: Gabriel Chodorow-Reich, Benjamin Iverson and Adi Sunderam

The authors survey the new federal subsidies and loans provided to businesses in the first year of the pandemic—including the Paycheck Protection Program (PPP), the Economic Injury Disaster Loan (EIDL) program, and aid targeted at specific industries such as airlines... View Details

Keywords: COVID-19 Pandemic; Small Business; Government Legislation; Policy

2018
Working Paper

Zig-Zagging Your Way to Transformative Impact

By: V. Kasturi Rangan and Tricia Gregg

Achieving transformative impact has been much discussed by social entrepreneurs, funders, and consultants. These discussions have focused on issues of increasing impact and scale, but often with no clear distinction between the two terms. In order to provide clarity,... View Details

Keywords: Social Entrepreneurship; Performance Efficiency; Growth and Development; Outcome or Result; Strategy

January 2015 (Revised January 2017)
Case

Curriculum Associates: Turning the Page from Tradition to Innovation

By: John J-H Kim and Christine S. An

Set in Fall 2014, the traditional textbook publishing industry is being transformed by technological innovations and new student achievement standards. This case chronicles how Rob Waldron, CEO, and his team bring Curriculum Associates (CA), a traditional supplemental... View Details

Keywords: Education Technology; SaaS; Turnaround; Textbook Publishing; Innovation; Sales Cycle; HR Strategy; Privately-funded Businesses; Sustainable Growth; Product Development Strategy; Organizational Change and Adaptation; Technological Innovation; Competitive Advantage; Publishing Industry

Educators

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September 2012 (Revised May 2015)
Case

Philips-Visicu

By: Regina E. Herzlinger, Natalie Kindred and Sara M. McKinley

Would the advent of global payment models and ACOs create sufficient demand for a telemedicine offering covering the care continuum, from hospitals to the home? This was the decision facing Royal Philips Electronics (Philips), the Netherlands-based producer of... View Details

Educators

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2023
Case

Christiana Figueres and the Collaborative Approach to Negotiating Climate Action

By: James K. Sebenius, Laurence A. Green, Hannah Riley-Bowles, Lara SanPietro and Mina Subramanian

This case study centers on Harvard’s Program on Negotiation 2022 Great Negotiator, Christiana Figueres, and her efforts as Executive Secretary of the United Nations Framework Convention on Climate Change (UNFCCC) to build momentum for, and ultimately pass, the 2015... View Details

Keywords: Climate Change; Negotiation; Environmental Regulation; International Relations; Leadership