Publications

27 Jan 2020
News

Food-Stamp Work Requirements Just Look Cruel

05 Jul 2016
News

How to Turn Anxiety Into Excitement

January 2018 (Revised August 2020)
Background Note

Continuous Software Development: Agile's Successor

By: Jeffrey J. Bussgang, Samuel Clemens and Olivia Hull

In recent years, the twin software development methodologies of continuous delivery and continuous deployment have risen to prominence in the start-up world and beyond. These methods have enabled technology companies large and small to accelerate their product... View Details

March 2017
Article

Challenges for Empirical Research on RPM

By: Alexander MacKay and David A. Smith

This article discusses the empirical challenges that researchers face when demonstrating the existence and effects of resale price maintenance (RPM). We outline three approaches for finding price effects of RPM and the corresponding hurdles in data and methodology. We... View Details

Keywords: Antitrust Issues And Policies; Antitrust Law; Resale Price Maintenance; Welfare Economics; Price; Competition; Research

January 2015 (Revised July 2019)
Case

CVS Health: Promoting Drug Adherence

By: Leslie John, John Quelch and Robert Huckman

Email mking@hbs.edu for a courtesy copy.

The case describes a program that CVS Health recently implemented to improve medication adherence, an important problem from a societal, public policy, and firm... View Details

June 2003 (Revised July 2003)
Case

Union City Schools: Sustaining The Turnaround

By: Rosabeth M. Kanter and Ryan Raffaelli

Under the leadership of Superintendent Thomas Highton, Union City Schools, New Jersey, underwent a 14-year turnaround. In 1989, the Union City School District was the second-worst-performing district in New Jersey. As Mr. Highton prepared to retire, 2002 student test... View Details

Keywords: Leadership; Leading Change; Performance Consistency; Change Management; New Jersey

August 2020
Article

Do Physician Incentives Increase Patient Medication Adherence?

By: Edward Kong, John Beshears, David Laibson, Brigitte Madrian, Kevin Volpp, George Loewenstein, Jonathan Kolstad and James J. Choi

We conducted a randomized experiment (911 primary care practices and 8,935 nonadherent patients) to test the effect of paying physicians for increasing patient medication adherence in three drug classes: diabetes medication, antihypertensives, and statins. We measured... View Details

Keywords: Health Economics; Medication Adherence; Physician Payment Incentives; Primary Care; Quality Improvement; Health Care and Treatment; Motivation and Incentives; Behavior

04 Dec 2008
News

Since Enron, Little Has Changed

25 Jan 2022
Research & Ideas

More Proof That Money Can Buy Happiness (or a Life with Less Stress)

think differently about even the everyday misfortunes that we all face. To test the relationship between cash and life satisfaction, Jachimowicz and his colleagues from the University of Southern California, Groningen University, and... View Details

Keywords: by Michael Blanding

2025
Working Paper

Emotional Manipulation by AI Companions

By: Julian De Freitas, Zeliha Oğuz-Uğuralp and Ahmet Kaan-Uğuralp

AI-companion apps such as Replika, Chai, and Character.ai promise relational benefits—yet many boast session lengths that rival gaming platforms while suffering high long-run churn. What conversational design features increase consumer engagement, and what trade-offs... View Details

Keywords: Generative Ai; Chatbots; Emotional Manipulation; User Retention; Dark Side Of Technology; Consumer Welfare; Ethics

SSRN

January–February 2021
Article

Cross‐firm Return Predictability and Accounting Quality

By: Wen Chen, Mozaffar Khan, Leonid Kogan and George Serafeim

We test the hypothesis that if poor accounting quality (AQ) is associated with poor investor understanding of firms’ revenue and cost structures, then poor AQ stocks likely respond more slowly than good AQ stocks to new non‐idiosyncratic information that affects both... View Details

Keywords: Accounting Quality; Earnings Quality; Stock Returns; Investment Strategy; Accounting; Business Earnings; Quality; Investment Return; Investment; Strategy

Register to Read

July 2025
Article

Reputation Burning: Analyzing the Impact of Brand Sponsorship on Social Influencers

By: Mengjie Cheng and Shunyuan Zhang

The growth of the influencer marketing industry warrants an empirical examination of the effect of posting sponsored videos on influencers' reputations. We collected a novel dataset of user-generated YouTube videos created by prominent English-speaking influencers in... View Details

Keywords: Reputation; Mathematical Methods; Marketing Reference Programs; Social Media; Brands and Branding

04 Mar 2014
HBS Seminar

Carey Morewedge, Tepper School of Business, Carnegie Mellon University

27 Sep 2010
News

Under Pressure, Teams Ignore Experts

1980
Article

Consumer Impulse Purchase and Credit Card Usage: An Empirical Examination Using the Log Linear Model

By: Rohit Deshpandé and S. Krishnan

Most of the work in impulse purchase behavior has investigated the association of socioeconomic variables and unplanned purchases with equivocal results. This paper examines the interrelationship between impulse purchases, credit card usage, cost of items bought, and... View Details

Keywords: Consumer Behavior; Mathematical Methods; Credit Cards; Income

August 13, 2022
Article

A Historic Opportunity for Universal Health Coverage in India

By: Vikram Patel, Shubhangi Bhadada, Kiran Mazumdar-Shaw, Arnab Mukherji, Tarun Khanna and Gagandeep Kang

The milestone of India's 75th anniversary of independence on Aug 15, 2022, offers an opportunity to reassert the country's commitment to realising universal health coverage (UHC). The first such effort predates independence, with the 1946 Bhore Committee report.... View Details

Keywords: Universal Health Coverage; COVID-19 Pandemic; Health Care and Treatment; Gender; Prejudice and Bias; Health Industry; India