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      • March 2022 (Revised May 2022)
      • Case

      Reclaiming the Land of Purple: Purpl’s Mission to Unlock Finance in Lebanon

      By: Lauren Cohen and Grace Headinger
      Karl Naim, Co-Founder and CEO of Purpl, embarked on a venture to lower remittance costs for his native Lebanon. Since October 2019, the Lebanese economy had entered a free fall as its banking sector collapsed and large swathes of its population were plunged into...  View Details
      Keywords: Business Startup; Fintech; Inflation; Deflation; Cross-border Frictions; Remittances; Business Startups; Diasporas; Financial Crisis; Money; Entrepreneurship; Cross-Cultural and Cross-Border Issues; Poverty; Financial Institutions; Banking Industry; Financial Services Industry; Technology Industry; Lebanon
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      Cohen, Lauren, and Grace Headinger. "Reclaiming the Land of Purple: Purpl’s Mission to Unlock Finance in Lebanon." Harvard Business School Case 222-078, March 2022. (Revised May 2022.)
      • March 2022
      • Case

      Sonder Holdings Inc: Using Technology to Solve Hospitality’s Frictions

      By: John A. Deighton and Leora Kornfeld
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      Deighton, John A., and Leora Kornfeld. "Sonder Holdings Inc: Using Technology to Solve Hospitality’s Frictions." Harvard Business School Case 922-039, March 2022.
      • February 2022
      • Case

      Leading The UK Vaccine Task Force

      By: Amy C. Edmondson and Claudia Pienica
      This case describes the first six months of the UK Vaccine Taskforce, under the leadership of Kate Bingham. With a career spent in the private sector as a biotech investor, Bingham’s appointment within the government was considered unusual. The overarching brief given...  View Details
      Keywords: COVID-19; Vaccine; Government; Health Pandemics; Health Care and Treatment; Science; Innovation and Invention; Groups and Teams; Leadership; Decision Making; Government and Politics; Health; Innovation and Management; Governance; Change; Health Industry; Financial Services Industry; Public Administration Industry; Europe; United Kingdom
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      Edmondson, Amy C., and Claudia Pienica. "Leading The UK Vaccine Task Force." Harvard Business School Case 622-079, February 2022.
      • 2022
      • Article

      Alleviating Time Poverty Among the Working Poor: A Pre-Registered Longitudinal Field Experiment

      By: A.V. Whillans and Colin West
      Poverty entails more than a scarcity of material resources—it also involves a shortage of time. To examine the causal benefits of reducing time poverty, we conducted a longitudinal feld experiment over six consecutive weeks in an urban slum in Kenya with a sample of...  View Details
      Keywords: Time; Subjective Well Being; Administrative Costs; Friction; Poverty; Well-being; Money; Perception; Kenya
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      Whillans, A.V., and Colin West. "Alleviating Time Poverty Among the Working Poor: A Pre-Registered Longitudinal Field Experiment." Art. 719. Scientific Reports 12 (2022).
      • Article

      Geographic Mobility, Immobility, and Geographic Flexibility—A Review and Agenda for Research on the Changing Geography of Work

      By: Prithwiraj Choudhury
      I review and integrate a wide range of literature that has examined how geographic mobility of high-skilled workers creates value for organizations and individuals. Drawing on this interdisciplinary literature, I document that geographic mobility creates value by...  View Details
      Keywords: Geographic Mobility; Frictions; Work-from-anywhere; Employees; Geographic Location; Organizational Change and Adaptation
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      Choudhury, Prithwiraj. "Geographic Mobility, Immobility, and Geographic Flexibility—A Review and Agenda for Research on the Changing Geography of Work." Academy of Management Annals 16, no. 1 (January 2022): 258–296.
      • 2021
      • Working Paper

      Segmented Arbitrage

      By: Emil Siriwardane, Adi Sunderam and Jonathan Wallen
      We use arbitrage activity in equity, fixed income, and foreign exchange markets to characterize the frictions and constraints facing intermediaries. The average pairwise correlation between the twenty-nine arbitrage spreads that we study is 22%. These low correlations...  View Details
      Keywords: Financial Intermediation; Arbitrage; Intermediary-based Asset Pricing; Finance; Segmentation
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      Siriwardane, Emil, Adi Sunderam, and Jonathan Wallen. "Segmented Arbitrage." Working Paper, November 2021.
      • 2021
      • Chapter

      Building Small Business Utopia: How Artificial Intelligence and Big Data Can Increase Small Business Success

      By: Karen G. Mills and Annie Dang
      Small business lending has remained unchanged for decades, laden with frictions and barriers that prevent many small businesses from accessing the capital they need to succeed. Financial technology, or “fintech,” promises to change this trajectory. In 2010, new fintech...  View Details
      Keywords: Big Data; Fintech; Artificial Intelligence; Small Business; Financing and Loans; Capital; Success; AI and Machine Learning
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      Mills, Karen G., and Annie Dang. "Building Small Business Utopia: How Artificial Intelligence and Big Data Can Increase Small Business Success." In Big Data in Small Business, edited by Carsten Lund Pedersen, Adam Lindgreen, Thomas Ritter, and Torsten Ringberg. Edward Elgar Publishing, 2021.
      • 2021
      • Working Paper

      How Important is Editorial Gatekeeping? Evidence from Top Biomedical Journals

      By: Joshua L. Krieger, Kyle R. Myers and Ariel D. Stern
      We examine editors' influence on the scientific content of academic journals by unpacking the role of three major forces: journals' missions, aggregate supply of and demand for specific topics, and scientific homophily via editorial gatekeeping. In a sample of top...  View Details
      Keywords: Jobs and Positions; Operations; Information Publishing; Analysis
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      Krieger, Joshua L., Kyle R. Myers, and Ariel D. Stern. "How Important is Editorial Gatekeeping? Evidence from Top Biomedical Journals." Harvard Business School Working Paper, No. 22-011, September 2021.
      • 2022
      • Working Paper

      Coupling and Coupling Compromises in Supplier Factories' Responses to Worker Activism

      By: Yanhua Bird, Jodi L. Short and Michael W. Toffel
      Many companies have adopted corporate social responsibility (CSR) policies in response to activist pressure, but ensuring the implementation of these policies is challenging. Recognizing the paucity of research on the effect of contentious activism on companies’...  View Details
      Keywords: Monitoring; Apparel Manufacturing; Protests; Activism; Union; Compensation; Operations; Supply Chain Management; Quality; Safety; Social Issues; Labor Unions; Wages; Compensation and Benefits; Retail Industry; Apparel and Accessories Industry; China
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      Bird, Yanhua, Jodi L. Short, and Michael W. Toffel. "Coupling and Coupling Compromises in Supplier Factories' Responses to Worker Activism." Harvard Business School Working Paper, No. 21-114, April 2021. (Revised March 2022.)
      • 2022
      • Working Paper

      Gender Inequality and the Direction of Ideas: Evidence from #MeToo

      By: Hong Luo and Laurina Zhang
      Does the #MeToo movement affect the gender orientation of ideas and who develops which types of ideas? We examine these questions in the context of Hollywood. Since #MeToo affected the entire industry, we use variation in whether producers had past collaborations with...  View Details
      Keywords: Gender Inequality; Gender Segregation; Social Movement; Direction Of Innovation; Creative Industries; Gender; Equality and Inequality; Social Issues; Creativity; Film Entertainment
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      Luo, Hong, and Laurina Zhang. "Gender Inequality and the Direction of Ideas: Evidence from #MeToo." Harvard Business School Working Paper, No. 21-107, March 2021. (Revised July 2021.)
      • 2021
      • Working Paper

      Pricing of Climate Risk Insurance: Regulatory Frictions and Cross-Subsidies

      By: Ishita Sen and Ana-Maria Tenekedjieva
      Homeowners’ insurance provides households financial protection from climate losses. To improve access and affordability, state regulators impose price controls on insurance companies. Using novel data, we construct a new measure of rate setting frictions for individual...  View Details
      Keywords: Climate Risk; Homeowners' Insurance; Price Controls; Financial Regulation; Cross-subsidization; Climate Change; Household; Insurance; Price; Governance Controls; Financial Institutions; United States
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      Sen, Ishita, and Ana-Maria Tenekedjieva. "Pricing of Climate Risk Insurance: Regulatory Frictions and Cross-Subsidies." Working Paper, January 2021.
      • 2021
      • Working Paper

      The Effects of Temporal Distance on Intra-Firm Communication: Evidence from Daylight Savings Time

      By: Jasmina Chauvin, Prithwiraj Choudhury and Tommy Pan Fang
      Cross-border communication costs have plummeted and enabled the global distribution of work, but frictions attributable to distance persist. We estimate the causal effects of temporal distance, i.e., time zone separation between employees, on intra-firm communication,...  View Details
      Keywords: Communication Patterns; Time Zones; Geographic Frictions; Knowledge Workers; Multinational Companies; Communication; Multinational Firms and Management; Geographic Location
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      Chauvin, Jasmina, Prithwiraj Choudhury, and Tommy Pan Fang. "The Effects of Temporal Distance on Intra-Firm Communication: Evidence from Daylight Savings Time." Harvard Business School Working Paper, No. 21-052, September 2020. (Revised November 2021.)
      • September 2020
      • Case

      The Black New Venture Competition

      By: Karen Mills, Jeffrey J. Bussgang, Martin Sinozich and Gabriella Elanbeck
      Black entrepreneurs encounter many unique obstacles when raising capital to start and grow a business. During their second year at Harvard Business School (HBS), MBA students Kimberly Foster and Tyler Simpson decided to do something to make a difference for...  View Details
      Keywords: Startup; Start-up; Startup Financing; Startups; Start-ups; African-American Protagonist; African-american Entrepreneurs; African-american Investors; African-Americans; African-American Women; Black Leadership; Black Inventors; Black Entrepreneurs; Harvard Business School; Harvard; Business And Society; Early Stage Funding; Early Stage Finance; Technology Entrepreneurship; Discrimination; Technology Ventures; Entrepreneurial Finance; Entrepreneurial Financing; Business Plan; Business Startups; Business Ventures; Financing and Loans; Business Growth and Maturation; Diversity; Gender; Race; Entrepreneurship; Venture Capital; Small Business; Leadership; Information Technology; Competition; Technology Industry
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      Mills, Karen, Jeffrey J. Bussgang, Martin Sinozich, and Gabriella Elanbeck. "The Black New Venture Competition." Harvard Business School Case 821-029, September 2020.
      • September 2020
      • Case

      Keeping It in the Family at the Hayden Saw Company

      By: V.G. Narayanan and John Masko
      In 2019, Board Chair and third-generation shareholder Helen Fullerton was preparing for a meeting to discuss Ohio-based Hayden Saw Company’s (Hayden) future as a family business. As the company entered its fifth decade, the Hayden family was dealing with three distinct...  View Details
      Keywords: Family Business; Corporate Governance; Family Ownership; Business and Shareholder Relations; Family and Family Relationships; Governing and Advisory Boards; Construction Industry; Ohio; United States
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      Narayanan, V.G., and John Masko. "Keeping It in the Family at the Hayden Saw Company." Harvard Business School Case 121-026, September 2020.
      • August 2020
      • Article

      Workplace Knowledge Flows

      By: Jason Sandvik, Richard Saouma, Nathan Seegert and Christopher Stanton
      We conducted a field experiment in a sales firm to test whether improving knowledge flows between coworkers affects productivity. Our design allows us to compare different management practices and to isolate whether frictions to knowledge transmission primarily reside...  View Details
      Keywords: Knowledge Sharing; Interpersonal Communication; Employees; Performance Productivity; Sales; Motivation and Incentives
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      Sandvik, Jason, Richard Saouma, Nathan Seegert, and Christopher Stanton. "Workplace Knowledge Flows." Quarterly Journal of Economics 135, no. 3 (August 2020): 1635–1680.
      • July–August 2020
      • Article

      Make the Most of Your Relocation

      By: Prithwiraj Choudhury
      Although the COVID-19 crisis has halted travel in recent months, geographic mobility has become critical for managers and knowledge workers hoping to advance in today’s globalized economy, and that trend is unlikely to reverse. Geographic mobility can pay off...  View Details
      Keywords: Relocation; Mobility; Personal Development and Career; Geographic Location; Work-Life Balance
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      Choudhury, Prithwiraj. "Make the Most of Your Relocation." Harvard Business Review 98, no. 4 (July–August 2020): 104–113.
      • 2021
      • Working Paper

      How Resilient Is Venture-Backed Innovation? Evidence from Four Decades of U.S. Patenting

      By: Sabrina T. Howell, Josh Lerner, Ramana Nanda and Richard Townsend
      By comparing patenting among VC-backed firms to the universe of U.S. patents over the period 1976–2019, we document that while patents filed by VC-backed firms are of significantly higher quality and economic importance than the average patent, VC-backed innovation is...  View Details
      Keywords: Recessions; Venture Capital; Innovation and Invention; Patents; Business Cycles; Economic Slowdown and Stagnation
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      Howell, Sabrina T., Josh Lerner, Ramana Nanda, and Richard Townsend. "How Resilient Is Venture-Backed Innovation? Evidence from Four Decades of U.S. Patenting." Harvard Business School Working Paper, No. 20-115, May 2020. (Revised January 2021.)
      • 2020
      • Working Paper

      Food Security and Human Mobility During the COVID-19 Lockdown

      By: Prithwiraj Choudhury, Wesley W. Koo, Xina Li, Nishant Kishore, Satchit Balsari and Tarun Khanna
      During the COVID-19 crisis, millions of migrants around the world face food insecurity. This could force migrants to travel during the pandemic, exposing them to health risks and accelerating the spread of the virus. Anecdotal evidence demonstrates the importance of...  View Details
      Keywords: COVID-19; Migrants; Food Security; Mobility; Health Pandemics; Food; Distribution; Policy; Global Range
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      Choudhury, Prithwiraj, Wesley W. Koo, Xina Li, Nishant Kishore, Satchit Balsari, and Tarun Khanna. "Food Security and Human Mobility During the COVID-19 Lockdown." Harvard Business School Working Paper, No. 20-113, May 2020.
      • 2020
      • Working Paper

      Costly External Financing and Monetary Policy Transmission: Evidence from a Natural Experiment

      By: Emily Williams
      I provide new evidence that large and small banks have different external financing costs, which generates cross sectional variation in a deposits market pricing power channel of monetary policy transmission. I do so by exploiting a natural experiment using anti-trust...  View Details
      Keywords: External Financing; Monetary Policy Transmission; Experiment; Banks and Banking; Financing and Loans; Interest Rates
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      Williams, Emily. "Costly External Financing and Monetary Policy Transmission: Evidence from a Natural Experiment." Working Paper, April 2020.
      • 2020
      • Working Paper

      Sticky Capital Controls

      By: Miguel Acosta-Henao, Laura Alfaro and Andres Fernandez
      There is much ongoing debate on the merits of capital controls as effective policy instruments. The differing perspectives are due in part to a lack of empirical studies that look at the intensive margin of controls, which in turn has prevented a quantitative...  View Details
      Keywords: Capital Controls; Macroprudential Policies; Stickiness; Intensive; (S, S) Costs; Capital; Management; Macroeconomics
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      Acosta-Henao, Miguel, Laura Alfaro, and Andres Fernandez. "Sticky Capital Controls." NBER Working Paper Series, No. 26997, April 2020.
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