Publications

2021
Chapter

Towards a Unified Framework for Fair and Stable Graph Representation Learning

By: Chirag Agarwal, Himabindu Lakkaraju and Marinka Zitnik

As the representations output by Graph Neural Networks (GNNs) are increasingly employed in real-world applications, it becomes important to ensure that these representations are fair and stable. In this work, we establish a key connection between counterfactual... View Details

Keywords: Graph Neural Networks; AI and Machine Learning; Prejudice and Bias

April 2011 (Revised January 2024)
Case

The Greek Crisis: Tragedy or Opportunity?

By: Dante Roscini, Jonathan Schlefer and Konstantinos Dimitriou

After its 2009-2010 fiscal crisis shook the euro, could the Greek government stabilize debt, avoid default, and stay on the euro? This case looks at the Greek social and political road to fiscal crisis; the economics of that crisis and efforts to recover from it; the... View Details

Keywords: Financial Crisis; Borrowing and Debt; Currency; Financial Condition; Central Banking; Financial Markets; International Finance; Policy; Conflict Management; Cooperation; Public Administration Industry; Greece

2013
Working Paper

These Are the Good Old Days: Foreign Entry and the Mexican Banking System

By: Stephen Haber and Aldo Musacchio

In 1997, the Mexican government reversed long-standing policies and allowed foreign banks to purchase Mexico's largest commercial banks and relaxed restrictions on the founding of new, foreign-owned banks. The result has been a dramatic shift in the ownership structure... View Details

Keywords: Market Entry and Exit; Balance and Stability; Foreign Direct Investment; Banks and Banking; Society; Economics; Banking Industry; Mexico

SSRN

29 Sep 2018
News

The curiously varied impact of recessions on political stability: New evidence

2016
Working Paper

The Empirical Economics of Online Attention

By: Andre Boik, Shane Greenstein and Jeffrey Prince

In several markets, firms compete not for consumer expenditure but instead for consumer attention. We model and characterize how households allocate their scarce attention in arguably the largest market for attention: the Internet. Our characterization of household... View Details

Keywords: Internet and the Web; Competition; Behavior; Resource Allocation; Household; Cognition and Thinking

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January 2024
Article

A Cost Model for a Low Threshold Clinic Treating Opioid Use Disorder

By: Sarah E. Wakeman, Elizabeth Powell, Syed Shehab, Grace Herman, Laura Kehoe and Robert S. Kaplan

The US fee-for-service payment system under-reimburses clinics offering access to comprehensive treatments for opioid use disorder (OUD). The funding shortfall limits a clinic’s ability to expand and improve access, especially for socially marginalized patients with... View Details

Keywords: Health Care and Treatment; Cost; Equality and Inequality; Health Industry

2018
Working Paper

Trust and Democracy: Leader Turnover during Economic Crises

By: Nathan Nunn, Nancy Qian and Jaya Y. Wen

We study the relationship between interpersonal trust and political stability in democratic countries. Using a six-decade-long annual country-level panel dataset, we find that recessions are more likely to cause political turnover in countries with lower levels of... View Details

Keywords: Interpersonal Trust; Recessions; Leader Turnover; Political Instability; Culture; Economic Slowdown and Stagnation; Trust; Political Elections

March 2011
Article

Restaurant Organizational Forms and Community in the U.S. in 2005

By: Glenn R. Carroll and Magnus Thor Torfason

Recent sociological theory and research highlights food, drink, and restaurants as culturally meaningful and related to social identity. An implication of this view holds that the prevalence of corporate chain restaurants affects the sociological character of... View Details

Keywords: Demographics; Age; Supply Chain Management; Culture; Balance and Stability; Income Characteristics; Research; Civil Society or Community; Identity; Theory; Society; Service Industry; United States

July 2025
Teaching Note

Greenwood Online: A Fin-Tech Service for Culture and Community

By: James Riley and Bernal Cortés

In 2020, Ryan Glover and Paul Judge launched Greenwood, a fintech startup designed to counter systemic racial discrimination in the American banking ecosystem by offering accessible financial services tailored to Black and Brown communities, but available to all.... View Details

Keywords: Purpose; Identity; Cultural Branding; Impression Management; Organization Behavior; Strategic Alignment; Start-up; Mission and Purpose; Decision Making; Decisions; Marketing Strategy; Organizational Structure; Banking Industry; United States

July 2025
Case

Greenwood Online: A Fin-Tech Service for Culture and Community (A)

By: James Riley and Bernal Cortés

In 2020, Ryan Glover and Paul Judge launched Greenwood, a fintech startup designed to counter systemic racial discrimination in the American banking ecosystem by offering accessible financial services tailored to Black and Brown communities, but available to all.... View Details

Keywords: Purpose; Identity; Cultural Branding; Impression Management; Organization Behavior; Strategic Alignment; Start-up; Mission and Purpose; Decisions; Marketing Strategy; Organizational Structure; Banking Industry; United States

13 Feb 2024
HBS Seminar

Stijn van Osselaer, Cornell SC Johnson College of Business

29 Nov 2022
Research & Ideas

Is There a Method to Musk’s Madness on Twitter?

structure is a bit out of hand and, by any metric, above comparable social media companies. And so, there is definitely an incentive here for them to try to get that in line sooner rather than later. If you compare Meta/Facebook to... View Details

Keywords: by Christina Pazzanese, Harvard Gazette; Technology

January 2020
Teaching Note

Chile: Unrest in the Copper Nation

By: Laura Alfaro and Sarah Jeong

For decades, Chile enjoyed the stability of being the world’s largest producer of copper. Keynes would have advised that this period of growth would have been the time for the government to save, that “the boom, not the slump, is the right time for austerity at the... View Details

Keywords: Copper Production; Protests; Economic Slowdown and Stagnation; Metals and Minerals; Production; Economy; Emerging Markets; Chile

January–February 2018
Article

The Leader's Guide to Corporate Culture: How to Manage the Eight Critical Elements of Organizational Life

By: Boris Groysberg, Jeremiah Lee, Jesse Price and J. Yo-Jud Cheng

Executives are often confounded by culture, because much of it is anchored in unspoken behaviors, mindsets, and social patterns. But when properly managed, culture can help them achieve change and build organizations that will thrive in even the most trying times. In... View Details

Keywords: Organizational Culture; Performance Effectiveness; Strategy; Organizational Change and Adaptation

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02 Nov 2006
Working Paper Summaries

Managing Functional Biases in Organizational Forecasts: A Case Study of Consensus Forecasting in Supply Chain Planning

Keywords: by Rogelio Oliva & Noel H. Watson

March 2010 (Revised May 2013)
Case

Chile's Copper Surplus: The Road Not Taken (A)

By: Laura Alfaro, Dante Roscini and Renee Kim

In 2008, Andres Velasco, Chile's Finance Minister, was under mounting criticisms over his fiscal policy. As the world's largest copper producer, Chile was benefiting from the rise in copper prices, which had more than tripled since 2003. Copper revenues translated into... View Details

Keywords: Developing Countries and Economies; Economic Growth; Metals and Minerals; Investment Funds; Policy; State Ownership; Wealth; Chile