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(117,557)
- Faculty Publications (37,524)
- 2021
- Other Unpublished Work
As Healthcare Costs Escalate, A New George and Regi Herzlinger Industry Award Shines a Spotlight on Innovation Education
The winners of the first ever CAHME/George and Regi Herzlinger Innovation Education Award have just been announced. Regi Herzlinger explains why rewarding, supporting, and encouraging innovation education is so critical to solving the challenges of our industry. View Details
"As Healthcare Costs Escalate, A New George and Regi Herzlinger Industry Award Shines a Spotlight on Innovation Education." Commission on Accreditation of Healthcare Management Education (CAHME), March 2021.
- March 2021
- Article
Assortment Rotation and the Value of Concealment
By: Kris J. Ferreira and Joel Goh
Assortment rotation—the retailing practice of changing the assortment of products offered to customers—has recently been used as a competitive advantage for both brick-and-mortar and online retailers. We focus on product categories where consumers may purchase multiple... View Details
Keywords: Assortment Optimization; Retailing; Imperfect Information; Sales; Strategy; Consumer Behavior
Ferreira, Kris J., and Joel Goh. "Assortment Rotation and the Value of Concealment." Management Science 67, no. 3 (March 2021): 1489–1507.
- March 2021
- Article
Bayesian Signatures of Confidence and Central Tendency in Perceptual Judgment
By: Yang Xiang, Thomas Graeber, Benjamin Enke and Samuel Gershman
This paper theoretically and empirically investigates the role of Bayesian noisy cognition in perceptual judgment, focusing on the central tendency effect: the well-known empirical regularity that perceptual judgments are biased towards the center of the... View Details
Xiang, Yang, Thomas Graeber, Benjamin Enke, and Samuel Gershman. "Bayesian Signatures of Confidence and Central Tendency in Perceptual Judgment." Attention, Perception, & Psychophysics (March 2021): 1–11.
- March 2021 (Revised March 2022)
- Case
Brazil: Land of the Future?
By: Sophus A. Reinert, Jonathan Schlefer, Ruth Costas and Pedro Levindo
Reinert, Sophus A., Jonathan Schlefer, Ruth Costas, and Pedro Levindo. "Brazil: Land of the Future?" Harvard Business School Case 521-013, March 2021. (Revised March 2022.)
- Article
CDS Trading and Nonrelationship Lending Dynamics
By: Jung Koo Kang, Christopher Williams and Regina Wittenberg-Moerman
We investigate how credit default swaps (CDSs) affect lenders’ incentives to initiate new lending relationships. We predict that CDSs reduce adverse selection that nonrelationship lead arrangers face when competing for loans. Consistently, we find that a loan is... View Details
Keywords: Credit Default Swaps; CDS Market; Non-relationship Lending; Debt Contracts; Adverse Selection; Lending Monitoring; Cross-selling
Kang, Jung Koo, Christopher Williams, and Regina Wittenberg-Moerman. "CDS Trading and Nonrelationship Lending Dynamics." Review of Accounting Studies 26, no. 1 (March 2021): 258–292.
- 2020
- Working Paper
Currency Hedging in Emerging Markets: Managing Cash Flow Exposure
By: Laura Alfaro, Mauricio Calani and Liliana Varela
Foreign currency derivative markets are among the largest in the world, yet their role in emerging markets in particular, is relatively understudied. We study firms' currency risk exposure and their hedging choices by employing a unique dataset covering the universe of... View Details
Keywords: Foreign Currency Hedging; FX Derivatives; Foreign Currency Debt; Currency Mismatch; Trade Credit; Currency; Cash Flow; Emerging Markets
Alfaro, Laura, Mauricio Calani, and Liliana Varela. "Currency Hedging in Emerging Markets: Managing Cash Flow Exposure." Harvard Business School Working Paper, No. 21-096, March 2021.
- March 2021
- Case
Dasra: From Strategic Philanthropy to Field Building
By: V. Kasturi Rangan and Tanya Bijlani
Dasra, a pioneer in the Indian Strategic Philanthropy space founded by a husband and wife team, had grown and evolved with the fast changing philanthropy scene in India. By 2017 it had managed to raise nearly $100 million of new capital for NGOs and Nonprofits in... View Details
Keywords: Philanthropy; Impact Investing; Corporate Social Responsibility; Social Sector; Philanthropy and Charitable Giving; Corporate Social Responsibility and Impact; Social Entrepreneurship; Strategy; India
Rangan, V. Kasturi, and Tanya Bijlani. "Dasra: From Strategic Philanthropy to Field Building." Harvard Business School Case 521-071, March 2021.
- March 2021
- Article
Deliberately Prejudiced Self-driving Vehicles Elicit the Most Outrage
By: Julian De Freitas and Mina Cikara
Should self-driving vehicles be prejudiced, e.g., deliberately harm the elderly over young children? When people make such forced-choices on the vehicle’s behalf, they exhibit systematic preferences (e.g., favor young children), yet when their options are unconstrained... View Details
Keywords: Moral Judgment; Autonomous Vehicles; Driverless Policy; Moral Outrage; Moral Sensibility; Judgments; Transportation; Policy
De Freitas, Julian, and Mina Cikara. "Deliberately Prejudiced Self-driving Vehicles Elicit the Most Outrage." Cognition 208 (March 2021).
- Mar 2021
- Conference Presentation
Descent-to-Delete: Gradient-Based Methods for Machine Unlearning
By: Seth Neel, Aaron Leon Roth and Saeed Sharifi-Malvajerdi
We study the data deletion problem for convex models. By leveraging techniques from convex optimization and reservoir sampling, we give the first data deletion algorithms that are able to handle an arbitrarily long sequence of adversarial updates while promising both... View Details
Neel, Seth, Aaron Leon Roth, and Saeed Sharifi-Malvajerdi. "Descent-to-Delete: Gradient-Based Methods for Machine Unlearning." Paper presented at the 32nd Algorithmic Learning Theory Conference, March 2021.
- 2021
- Chapter
Dis-Atlanticism: The West in an Era of Global Fragmentation
By: Rawi Abdelal and Ulrich Krotz
BOOK ABSTRACT: Is the EU a Success or a Failure? Should It Stay or Should It Go? Britain and the EU. The Big Waste or Essential to Feed Europe? The Common Agricultural Policy. Observers of the European Union could be forgiven in thinking that since its inception the EU... View Details
Abdelal, Rawi, and Ulrich Krotz. "Dis-Atlanticism: The West in an Era of Global Fragmentation." In Key Controversies in European Integration. 3rd edition, edited by Hubert Zimmerman and Andreas Dür, 211–220. London: Red Globe Press, 2021.
- March 2021
- Article
Experimenting During the Shift to Virtual Team Work: Learnings from How Teams Adapted Their Activities During the COVID-19 Pandemic
Past research has focused on understanding the characteristics of work that are fully virtual or fully collocated. The present study seeks to expand our understanding of team work by studying knowledge workers' experiences as they were suddenly forced to transition to... View Details
Keywords: Team Work; Activities; Virtual Work; Digital Technologies; Groups and Teams; Health Pandemics; Internet and the Web; Adaptation
Whillans, Ashley V., Leslie Perlow, and Aurora Turek. "Experimenting During the Shift to Virtual Team Work: Learnings from How Teams Adapted Their Activities During the COVID-19 Pandemic." Information and Organization 31, no. 1 (March 2021).
- 2021
- Working Paper
First Law of Motion: Influencer Video Advertising on TikTok
By: Jeremy Yang, Juanjuan Zhang and Yuhan Zhang
This paper engineers an intuitive feature that is predictive of the causal effect of influencer video advertising on product sales. We propose the concept of m-score, a summary statistic that captures the extent to which a product is advertised in the most engaging... View Details
Keywords: Influencer Advertising; Video Advertising; Computer Vision; Machine Learning; Advertising; Online Technology
Yang, Jeremy, Juanjuan Zhang, and Yuhan Zhang. "First Law of Motion: Influencer Video Advertising on TikTok." Working Paper, March 2021.
- 2022
- Article
Gender Inequality in Research Productivity During the COVID-19 Pandemic
By: Ruomeng Cui, Hao Ding and Feng Zhu
We study the disproportionate impact of the lockdown as a result of the COVID-19 outbreak on female and male academics' research productivity in social science. The lockdown has caused substantial disruptions to academic activities, requiring people to work from home.... View Details
Keywords: Gender Inequality; Research Productivity; Telecommuting; COVID-19 Pandemic; Research; Performance Productivity; Gender; Equality and Inequality; Health Pandemics
Cui, Ruomeng, Hao Ding, and Feng Zhu. "Gender Inequality in Research Productivity During the COVID-19 Pandemic." Manufacturing & Service Operations Management 24, no. 2 (March–April 2022): 707–726.
- 2021
- Working Paper
How Much Should We Trust Staggered Difference-In-Differences Estimates?
By: Andrew C. Baker, David F. Larcker and Charles C.Y. Wang
Difference-in-differences analysis with staggered treatment timing is frequently used to assess the impact of policy changes on corporate outcomes in academic research. However, recent advances in econometric theory show that such designs are likely to be biased in the... View Details
Keywords: Difference In Differences; Staggered Difference-in-differences Designs; Generalized Difference-in-differences; Dynamic Treatment Effects; Mathematical Methods
Baker, Andrew C., David F. Larcker, and Charles C.Y. Wang. "How Much Should We Trust Staggered Difference-In-Differences Estimates?" European Corporate Governance Institute Finance Working Paper, No. 736/2021, February 2021. (Harvard Business School Working Paper, No. 21-112, April 2021.)
- Article
How Venture Capitalists Make Decisions
By: Paul A. Gompers, Will Gornall, Steven Kaplan and Ilya Strebulaev
For decades now, venture capitalists have played a crucial role in the economy by financing high-growth start-ups. While the companies they’ve backed—Amazon, Apple, Facebook, Google, and more—are constantly in the headlines, very little is known about what VCs actually... View Details
Gompers, Paul A., Will Gornall, Steven Kaplan, and Ilya Strebulaev. "How Venture Capitalists Make Decisions." Harvard Business Review 99, no. 2 (March–April 2021).
- March 2021
- Article
Increasing the Level of Abstraction as a Strategy for Accelerating the Adoption of Complex Technologies
By: Willy C. Shih
Many new technologies are complex and embody high levels of technical sophistication, and applying them should require significant knowledge and experience. Yet, the rapid adoption and incorporation of these technologies into other innovations seems inconsistent with... View Details
Keywords: Abstraction; Technological And Scientific Innovation; Technological Progress; Diffusion Of Innovation; Technology Adoption; Technological Innovation; Complexity; Information Technology; Strategy
Shih, Willy C. "Increasing the Level of Abstraction as a Strategy for Accelerating the Adoption of Complex Technologies." Strategy Science 6, no. 1 (March 2021): 54–61. (ISSN 2333-2050 (print), ISSN 2333-2077 (online))
- Article
Internal Deadlines, Drug Approvals, and Safety Problems
By: Lauren Cohen, Umit Gurun and Danielle Li
Absent explicit quotas, incentives, reporting, or fiscal year-end motives, drug approvals around the world surge in December, at month-ends, and before respective major national holidays. Drugs approved before these informal deadlines are associated with significantly... View Details
Keywords: Health; Economics; Government and Politics; Innovation and Invention; Research; Science; Biotechnology Industry; Health Industry; Pharmaceutical Industry
Cohen, Lauren, Umit Gurun, and Danielle Li. "Internal Deadlines, Drug Approvals, and Safety Problems." American Economic Review: Insights 3, no. 1 (March 2021): 67–82.
- March 2021
- Article
International Trade and Social Connectedness
By: Michael Bailey, Abhinav Gupta, Sebastian Hillenbrand, Theresa Kuchler, Robert J. Richmond and Johannes Stroebel
We use de-identified data from Facebook to construct a new and publicly available measure of the pairwise social connectedness between 170 countries and 332 European regions. We find that two countries trade more when they are more socially connected, especially for... View Details
Bailey, Michael, Abhinav Gupta, Sebastian Hillenbrand, Theresa Kuchler, Robert J. Richmond, and Johannes Stroebel. "International Trade and Social Connectedness." Journal of International Economics 129 (March 2021).
- Article
Job Loss, Credit and Crime in Colombia
By: Gaurav Khanna, Carlos Medina, Anant Nyshadham, Christian Posso and Jorge Tamayo
We investigate the effects of job displacement, as a result of mass layoffs, on criminal arrests using a matched employer-employee-crime dataset from Medellín, Colombia. Job displacement leads to immediate and persistent earnings losses and higher probability of arrest... View Details
Keywords: Job Displacements; Job Cuts and Outsourcing; Crime and Corruption; Credit; Colombia; Medellín
Khanna, Gaurav, Carlos Medina, Anant Nyshadham, Christian Posso, and Jorge Tamayo. "Job Loss, Credit and Crime in Colombia." American Economic Review: Insights 3, no. 1 (March 2021): 97–114.
- March 2021
- Article
Last Place Aversion in Queues
By: Ryan W. Buell
This paper documents the effects of last place aversion in queues and its implications for customer experiences and behaviors as well as for operating performance. An observational analysis of customers queuing at a grocery store, and four online studies in which... View Details
Keywords: Behavioral Operations; Queues; Reference Effects; Last Place Aversion; Transparency; Customers; Behavior; Satisfaction; Service Operations
Buell, Ryan W. "Last Place Aversion in Queues." Management Science 67, no. 3 (March 2021): 1430–1452.