Publications

Research Summary

Individual Credit Constraints in Rural India (w/ Sendhil Mullainathan)

Credit access for the poor has recently been given center stage in the international policy arena. A plethora of reports and case studies have emphasized the enormous returns that micro-businesses face: the Year of Microcredit website notes that studies conducted in... View Details

14 Feb 2018
HBS Seminar

Ruomeng Cui, Emory University

October 2019
Article

Adaptive Platform Trials: Definition, Design, Conduct and Reporting Considerations

By: Derek C. Angus, Brian M. Alexander, Scott Berry, Meredith Buxton, Roger Lewis, Melissa Paoloni, Steven A. R. Webb, Steven Arnold, Anna Barker, Donald A. Berry, Marc J. M. Bonten, Mary Brophy, Christopher Butler, Timothy F. Cloughesy, Lennie P. G. Derde, Laura J. Esserman, Ryan Ferguson, Louis Fiore, Sarah C. Gaffey, J. Michael Gaziano, Kathy Giusti, Herman Goossens, Stephane Heritier, Bradley Hyman, Michael Krams, Kay Larholt, Lisa M. LaVange, Philip Lavori, Andrew W. Lo, Alexander J. London, Victoria Manax, Colin McArthur, Genevieve O’Neill, Giovanni Parmigiani, Jane Perlmutter, Elizabeth A. Petzold, Craig Ritchie, Kathryn M. Rowan, Christopher W. Seymour, Nathan I. Shapiro, Diane M. Simeone, Bradley Smith, Bradley Spellberg, Ariel Dora Stern, Lorenzo Trippa, Mark Trusheim, Kert Viele, Patrick Y. Wen and Janet Woodcock

Researchers, clinicians, policymakers, and patients are increasingly interested in questions about therapeutic interventions that are difficult or costly to answer with traditional, free-standing, parallel-group randomized controlled trials (RCTs). Examples include... View Details

Keywords: Adaptive Platform Trials; Health Testing and Trials

Randomized controlled trials (RCTs) inform medical practice, health care delivery, follow-on research, regulation, and health policy. Yet, many RCTs are inadequately randomized, blinded, and reported. To analyze scientists' and firms' incentives to meet clinical trial... View Details

2008
Working Paper

Finding Missing Markets (and a disturbing epilogue): Evidence from an Export Crop Adoption and Marketing Intervention in Kenya

By: Nava Ashraf, Xavier Gine and Dean Karlan

In much of the developing world, many farmers grow crops for local or personal consumption despite export options which appear to be more profitable. Thus many conjecture that one or several markets are missing. We report here on a randomized controlled trial conducted... View Details

Keywords: Agribusiness; Developing Countries and Economies; Trade; Profit; Product Marketing; Standards; Failure; Risk and Uncertainty; Non-Governmental Organizations; Agriculture and Agribusiness Industry; Service Industry; Kenya; Europe

27 Jan 2022
HBS Seminar

Hamsa Bastani, Wharton

Teaching Interest

Business Analysis and Valuation Using Financial Statements

By: Suraj Srinivasan

This course provides hands-on experience in financial statement analysis. Students are exposed to tools of financial analysis, theoretical concepts, and practical valuation issues. By the end of the course, students become comfortable with using firms' financial... View Details

14 Aug 2023
Blog Post

Crossing the Bridge: A Reflection on the HKS/HBS Joint Degree Program

facilitate positive social impact. Thus, I pursued a program that allowed me to learn expansively and ultimately identify a career path that would allow me to combine my passions and purpose. How have you leveraged your unique educational View Details

Article

The Big Five Personality Traits, Material Values, and Financial Well-being of Self-described Money Managers

By: Grant Edward Donnelly, Ravi Iyer and Ryan Howell

Previous research has linked personality traits, material values, and money management to savings, debt, and compulsive buying. To extend previous research, four online surveys examined the Big Five personality traits and material values of those who manage their money... View Details

Keywords: Values; Personality; Well-being; Personal Characteristics; Values and Beliefs; Personal Finance; Money

Research Summary

My broad research interests include leadership, leader development, leading change, and organizational failures. However, my current focus for the past several years has been around LEADER DEVELOPMENT: How do leaders develop? How can we assist in the development of... View Details

December 2018 (Revised October 2019)
Case

Barteca: The Challenge and Opportunity of Private Equity

By: Lena G. Goldberg and Michael S. Kaufman

Andy Pforzheimer and Sasa Mahr-Batuz, co-founders of a highly successful seven-location restaurant brand, had just opened the first location of a new brand. They had mapped out future expansion for both brands but wondered if, rather than lining up an assortment of... View Details

Keywords: Restaurants; Brands and Branding; Expansion; Private Equity; Strategy; Decision Making

Educators

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Research Summary

Women's Empowerment

"Female Empowerment: Further Evidence From a Commitment Savings Product in the Philippines." (with Dean Karlan and Wesley Yin) April 2009, World Development 38, Issue 3, March... View Details

16 Jul 2020
Research & Ideas

Restaurant Revolution: How the Industry Is Fighting to Stay Alive

will be required about cleaning and sanitizing. Management effectiveness at controlling numbers and flow of customers and enforcement of local requirements, such as requiring customers to wear masks when not eating, will impact the... View Details

Keywords: by Michael S. Kaufman, Lena G. Goldberg, and Jill Avery; Food & Beverage

2023
Working Paper

Navigating the Jagged Technological Frontier: Field Experimental Evidence of the Effects of AI on Knowledge Worker Productivity and Quality

By: Fabrizio Dell'Acqua, Edward McFowland III, Ethan Mollick, Hila Lifshitz-Assaf, Katherine C. Kellogg, Saran Rajendran, Lisa Krayer, François Candelon and Karim R. Lakhani

The public release of Large Language Models (LLMs) has sparked tremendous interest in how humans will use Artificial Intelligence (AI) to accomplish a variety of tasks. In our study conducted with Boston Consulting Group, a global management consulting firm, we examine... View Details

Keywords: Large Language Model; AI and Machine Learning; Performance Efficiency; Performance Improvement

SSRN

Research Summary

How to Manage Customers for Increased Profits and Customer Satisfaction

By: Frances X. Frei

For many service firms, the customer plays an important role in contributing to the cost and/or quality of the service. This is very different than many manufacturing contexts, for example, where the firm has virtually complete control over product cost and quality. ... View Details

February 2020
Article

Tales of Two Motives: Disclosure and Concealment

By: Leslie John, Michael L. Slepian and Diana Tamir

We posit that the desire to disclose personal information, and the desire to conceal it, are related yet distinct psychological motives. People often wish to conceal information, such as embarrassing aspects of the self. Yet people also seek to reveal information, such... View Details

Keywords: Disclosure; Privacy; Information; Motivation and Incentives

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

Keywords: Job Mobility; Social Networks; Social Ties; Networks; Personal Development and Career

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December 2022
Article

The Rise of People Analytics and the Future of Organizational Research

By: Jeff Polzer

Organizations are transforming as they adopt new technologies and use new sources of data, changing the experiences of employees and pushing organizational researchers to respond. As employees perform their daily activities, they generate vast digital data. These data,... View Details

Keywords: Organizational Change and Adaptation; Analytics and Data Science; Technology Adoption; Employees