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Publications
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- 2024
- Working Paper
Bounded Solidarity: The Role of Migrants in Shaping Entrepreneurial Ventures
By: Astrid Marinoni and Prithwiraj Choudhury
We explore a previously unexamined aspect of migrants’ contributions to local entrepreneurial
ecosystems: the value created by cooperative interactions between migrants and locals in entrepreneurial
ventures. Specifically, we analyze whether mixed teams composed of... View Details
- June 2024
- Article
The Monitoring Role of Social Media
By: Jonas Heese and Joseph Pacelli
In this study, we examine whether social media activity can reduce corporate misconduct. We use the staggered introduction of 3G mobile broadband access across the United States to identify exogenous increases in social media activity and test whether access to 3G... View Details
- March 2024
- Article
When Are Social Protests Effective?
By: Eric Shuman, Amit Goldenberg, Tamar Saguy, Eran Halperin and Martijn van Zomeren
Around the world, people engage in social protests aimed at addressing major societal problems. Certain protests have led to significant progress, yet other protests have resulted in little demonstrable change. We introduce a framework for evaluating the effectiveness... View Details
- October 2023
- Case
Making Progress at Progress Software (A)
By: Katherine Coffman, Hannah Riley Bowles and Alexis Lefort
In this case, the Human Capital team at Progress Software has identified that some employees have a hard time understanding how to advance within Progress. This realization leads the team to develop several major people-process innovations: the introduction of... View Details
- October 2023
- Supplement
Making Progress at Progress Software (B)
By: Katherine Coffman, Hannah Riley Bowles and Alexis Lefort
In this case, the Human Capital team at Progress Software has identified that some employees have a hard time understanding how to advance within Progress. This realization leads the team to develop several major people-process innovations: the introduction of... View Details
- 2023
- Working Paper
Words Can Hurt: How Political Communication Can Change the Pace of an Epidemic
By: Jessica Gagete-Miranda, Lucas Argentieri Mariani and Paula Rettl
While elite-cue effects on public opinion are well-documented, questions remain as
to when and why voters use elite cues to inform their opinions and behaviors. Using
experimental and observational data from Brazil during the COVID-19 pandemic, we
study how leader... View Details
Keywords: Elites; Public Engagement; Politics; Political Affiliation; Political Campaigns; Political Influence; Political Leadership; Political Economy; Survey Research; COVID-19; COVID-19 Pandemic; COVID; Cognitive Psychology; Cognitive Biases; Political Elections; Voting; Power and Influence; Identity; Behavior; Latin America; Brazil
- 2024
- Working Paper
Anti-Political-Establishment Citizens: An In-Depth Study from Two Latin American Countries
By: Loreto Cox and Natalia Garbiras-Diaz
Building on citizens’ animosity towards politicians, anti-establishment parties and
candidates have achieved significant electoral success. While recent studies examine
the supply-side, we know little about what drives citizens’ anti-establishment sentiments and how... View Details
- June 2023
- Case
The Business of Campaigns
By: Vincent Pons and Mel Martin
In 2022, the U.S. Congress examined the Democracy Is Strengthened by Casting Light on Spending in Elections (DISCLOSE) Act, the latest in a long series of campaign finance reforms. According to its authors, the law would be the “most consequential overhaul of federal... View Details
- 2023
- Working Paper
Digital Lending and Financial Well-Being: Through the Lens of Mobile Phone Data
By: AJ Chen, Omri Even-Tov, Jung Koo Kang and Regina Wittenberg-Moerman
To mitigate information asymmetry about borrowers in developing economies, digital lenders utilize machine-learning algorithms and nontraditional data from borrowers’ mobile devices. Consequently, digital lenders have managed to expand access to credit for millions of... View Details
- 2023
- Working Paper
Translating Information into Action: A Public Health Experiment in Bangladesh
By: Reshmaan Hussam, Kailash Pandey, Abu Shonchoy and Chikako Yamauchi
While models of technology adoption posit learning as the basis of behavior change, information campaigns in public health frequently fail to change behavior. We design an information campaign embedding hand-hygiene edutainment within popular dramas using mobile... View Details
- November 2022 (Revised October 2024)
- Case
'A Marshall Plan for Africa': James Mwangi and Equity Group Holdings
By: Caroline M. Elkins, Debora L. Spar, Zeke Gillman and Julia M. Comeau
Financial Inclusion. Dignity. Trust. These were the core principles driving James Mwangi’s transformation of Equity Building Society, insolvent in 1991, into what is, today, Equity Group Holdings, East and Central Africa’s largest retail banking institution. Raised in... View Details
- October 17, 2022
- Article
Relational Diversity in Social Portfolios Predicts Well-Being
By: Hanne K. Collins, Serena F. Hagerty, Jordi Quoidbach, Michael I. Norton and Alison Wood Brooks
We document a link between the relational diversity of one’s social portfolio—the richness and evenness of relationship types across one’s social interactions—and well-being. Across four distinct samples, respondents from the United States who completed a preregistered... View Details
- September 16, 2022
- Article
A Causal Test of the Strength of Weak Ties
By: Karthik Rajkumar, Guillaume Saint-Jacques, Iavor I. Bojinov, Erik Brynjolfsson and Sinan Aral
The authors analyzed data from multiple large-scale randomized experiments on LinkedIn’s People You May Know algorithm, which recommends new connections to LinkedIn members, to test the extent to which weak ties increased job mobility in the world’s largest... View Details
- September 2022
- Article
Health Externalities and Policy: The Role of Social Preferences
By: Laura Alfaro, Ester Faia, Nora Lamersdorf and Farzad Saidi
Social preferences facilitate the internalization of health externalities, for example by reducing mobility during a pandemic. We test this hypothesis using mobility data from 258 cities worldwide alongside experimentally validated measures of social preferences.... View Details
- August 2022 (Revised August 2023)
- Case
NOW PT (A): Should We Invest?
By: George A Riedel, Amy Klopfenstein and Mel Martin
In fall 2021, a team of students from the HBS Impact Investing Fund considered Neurologic Optimal Wellness Physical Therapy (NOW PT) for a potential investment. Dr. Banks, the founder of NOW PT, drove to visit patients. She sought an investment from the fund to open a... View Details
- July 2022
- Teaching Note
TraceTogether
By: Mitchell Weiss and Sarah Mehta
This Note provides guidance for teaching "TraceTogether," HBS Case No. 820-111. View Details
Keywords: Government Administration; Crisis Management; Health; Health Pandemics; Innovation and Invention; Innovation Leadership; Innovation Strategy; Technological Innovation; Social Issues; Mobile and Wireless Technology; Technology Adoption; Health Industry; Public Administration Industry; Singapore
- 2022
- Working Paper
Social Protection and Social Distancing During the Pandemic: Mobile Money Transfers in Ghana
By: Dean Karlan, Matt Lowe, Robert Osei, Isaac Osei-Akoto, Benjamin N. Roth and Christopher Udry
We study the impact of mobile money transfers to a representative sample of low-income
Ghanaians during the COVID-19 pandemic. The announcement of the upcoming transfers
affects neither consumption, well-being, nor social distancing. Once disbursed,... View Details
- March 2022
- Case
In Data We Trust: Be Mobile Africa and Furthering Financial Inclusion Across the African Continent
By: Lauren Cohen, Grace Headinger and Pierre Marchesseault
To Cédric Jeannot, leveraging technology to promote financial inclusion was personal. After no established financial institution would accept his technology platform to lower transaction costs for free, Jeannot launched FinTech company Be Mobile Africa in May 2020.... View Details
Keywords: Finance; Fintech; Emerging Market; Fundraising; Financial Inclusion; Strategy; Expansion; Management; Entrepreneurship; Personal Finance; Corporate Social Responsibility and Impact; Growth and Development Strategy; Financial Services Industry; Banking Industry; Africa; Togo; Nigeria; Ghana
- 2022
- Book
Deep Purpose: The Heart and Soul of High-Performance Companies
By: Ranjay Gulati
This book offers a compelling reassessment and defense of purpose as a management ethos, documenting the vast performance gains and social benefits that become possible when firms manage to get purpose right. Few business topics have aroused more skepticism in recent... View Details
- January 10, 2022
- Article
The Secret Ingredient of Thriving Companies? Human Magic
By: Hubert Joly
The traditional corporate approach to motivating people has been a combination of carrots and sticks: a system of financial incentives designed to mobilize everyone around a plan designed by a few smart people at the top. Multiple studies have confirmed that, for any... View Details