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- Faculty Publications (249)
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All HBS Web
(919)
- Faculty Publications (249)
- 2022
- Working Paper
How Do Copayment Coupons Affect Branded Drug Prices and Quantities Purchased?
By: Leemore S. Dafny, Kate Ho and Edward Kong
Drug copayment coupons to reduce patient cost-sharing have become nearly ubiquitous for high-priced brand-name prescription drugs. Medicare bans such coupons on the grounds that they are kickbacks that induce utilization, but they are commonly used by...
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Keywords:
Prescription Drugs;
Coupons;
Impact;
Health Care and Treatment;
Markets;
Price;
Spending;
Pharmaceutical Industry;
United States
Dafny, Leemore S., Kate Ho, and Edward Kong. "How Do Copayment Coupons Affect Branded Drug Prices and Quantities Purchased?" NBER Working Paper Series, No. 29735, February 2022.
- 2022
- Book
The Role of Innovation and Entrepreneurship in Economic Growth
By: Michael J. Andrews, Aaron Chatterji, Josh Lerner and Scott Stern
We live in an era in which innovation and entrepreneurship seem ubiquitous, particularly in regions like Silicon Valley, Boston, and the Research Triangle Park. But many metrics of economic growth, such as productivity growth and business dynamism, have been at best...
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Keywords:
Productivity Growth;
Production Technologies;
Innovation and Invention;
Entrepreneurship;
Economic Growth;
Competition;
Organizational Design;
Economic Slowdown and Stagnation
Andrews, Michael J., Aaron Chatterji, Josh Lerner, and Scott Stern, eds. The Role of Innovation and Entrepreneurship in Economic Growth. Chicago: University of Chicago Press, 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...
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Keywords:
Time;
Subjective Well Being;
Administrative Costs;
Friction;
Poverty;
Well-being;
Money;
Perception;
Kenya
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
A Prescriptive Analytics Framework for Optimal Policy Deployment Using Heterogeneous Treatment Effects
By: Edward McFowland III, Sandeep Gangarapu, Ravi Bapna and Tianshu Sun
We define a prescriptive analytics framework that addresses the needs of a constrained decision-maker facing, ex ante, unknown costs and benefits of multiple policy levers. The framework is general in nature and can be deployed in any utility maximizing context, public...
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Keywords:
Prescriptive Analytics;
Heterogeneous Treatment Effects;
Optimization;
Observed Rank Utility Condition (OUR);
Between-treatment Heterogeneity;
Machine Learning;
Decision Making;
Analysis;
Mathematical Methods
McFowland III, Edward, Sandeep Gangarapu, Ravi Bapna, and Tianshu Sun. "A Prescriptive Analytics Framework for Optimal Policy Deployment Using Heterogeneous Treatment Effects." MIS Quarterly 45, no. 4 (December 2021): 1807–1832.
- Article
Social Technology: An Interdisciplinary Approach to Improving Care for Older Adults
By: Arthur Kleinman, Hongtu Chen, Sue E. Levkoff, Ann Forsyth, David E. Bloom, Winnie Yip, Tarun Khanna, Conor J. Walsh, David Perry, Ellen W. Seely, Anne S. Kleinman, Yan Zhang, Yuan Wang, Jun Jing, Tianshu Pan, Ning An, Zhenggang Bai, Jiexiu Wang, Qing Liu and Fawwaz Habbal
Population aging is a defining demographic reality of our era. It is associated with an increase in the societal burden of delivering care to older adults with chronic conditions or frailty. How to integrate global population aging and technology development to help...
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Keywords:
Health Care and Treatment;
Age;
Service Delivery;
Information Technology;
Collaborative Innovation and Invention
Kleinman, Arthur, Hongtu Chen, Sue E. Levkoff, Ann Forsyth, David E. Bloom, Winnie Yip, Tarun Khanna, Conor J. Walsh, David Perry, Ellen W. Seely, Anne S. Kleinman, Yan Zhang, Yuan Wang, Jun Jing, Tianshu Pan, Ning An, Zhenggang Bai, Jiexiu Wang, Qing Liu, and Fawwaz Habbal. "Social Technology: An Interdisciplinary Approach to Improving Care for Older Adults." Art. 729149. Frontiers in Public Health 9 (2021).
- December 2021
- Article
Trade Policy Uncertainty and Stock Returns
By: Marcelo Bianconi, Federico Esposito and Marco Sammon
A recent literature has documented large real effects of trade policy uncertainty (TPU) on trade, employment, and investment, but there is little evidence that investors are compensated for bearing such risk. To quantify the risk premium associated with TPU, we exploit...
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Keywords:
Trade Policy;
Uncertainty;
Stock Returns;
Risk Premium;
Tariff Rates;
Portfolio Analysis;
Trade;
Policy;
Risk and Uncertainty;
Stocks;
Investment Return
Bianconi, Marcelo, Federico Esposito, and Marco Sammon. "Trade Policy Uncertainty and Stock Returns." Art. 102492. Journal of International Money and Finance 119 (December 2021).
- November 2021
- Article
Panel Experiments and Dynamic Causal Effects: A Finite Population Perspective
By: Iavor Bojinov, Ashesh Rambachan and Neil Shephard
In panel experiments, we randomly assign units to different interventions, measuring their outcomes, and repeating the procedure in several periods. Using the potential outcomes framework, we define finite population dynamic causal effects that capture the relative...
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Keywords:
Panel Data;
Dynamic Causal Effects;
Potential Outcomes;
Finite Population;
Nonparametric;
Mathematical Methods
Bojinov, Iavor, Ashesh Rambachan, and Neil Shephard. "Panel Experiments and Dynamic Causal Effects: A Finite Population Perspective." Quantitative Economics 12, no. 4 (November 2021): 1171–1196.
- November 2021
- Article
Ratings, Reviews, and the Marketing of New Products
By: Itay P. Fainmesser, Dominique Olié Lauga and Elie Ofek
We study how user-generated content (UGC) about new products impacts a firm's advertising and pricing decisions and the effect on profits and market dynamics. We construct a two-period model where consumers value quality and are heterogeneous in their taste for the new...
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Keywords:
Online Reviews;
Product Ratings;
Social Networks;
Word Of Mouth;
Pricing;
User-generated Content;
Advertising;
Product Marketing;
Price;
Consumer Behavior;
Product Positioning;
Social Media
Fainmesser, Itay P., Dominique Olié Lauga, and Elie Ofek. "Ratings, Reviews, and the Marketing of New Products." Management Science 67, no. 11 (November 2021): 7023–7045.
- 2021
- Article
Don't Get It or Don't Spread It: Comparing Self-interested versus Prosocial Motivations for COVID-19 Prevention Behaviors
By: Jillian J. Jordan, Erez Yoeli and David Rand
COVID-19 prevention behaviors may be seen as self-interested or prosocial. Using American samples from MTurk and Prolific (total n = 6,850), we investigated which framing is more effective—and motivation is stronger—for fostering prevention behavior intentions. We...
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Keywords:
COVID-19;
Prevention;
Prosocial Motivation;
Health Pandemics;
Behavior;
Motivation and Incentives
Jordan, Jillian J., Erez Yoeli, and David Rand. "Don't Get It or Don't Spread It: Comparing Self-interested versus Prosocial Motivations for COVID-19 Prevention Behaviors." Art. 20222. Scientific Reports 11 (2021).
- 2021
- Working Paper
The Luck of the Draw: The Causal Effect of Physicians on Birth Outcomes
By: Arlen Guarin, Christian Posso, Estefania Saravia and Jorge Tamayo
Identifying the effect of physicians’ skills on health outcomes is a challenging task due to the nonrandom sorting between physicians and hospitals. We overcome this challenge by exploiting a Colombian government program that randomly assigned 2,126 physicians to 618...
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Keywords:
Physicians' Health Skills;
Health Birth Outcomes;
Birthing Outcomes;
Experimental Evidence;
Health Care and Treatment;
Competency and Skills;
Outcome or Result;
Health Industry;
Colombia
Guarin, Arlen, Christian Posso, Estefania Saravia, and Jorge Tamayo. "The Luck of the Draw: The Causal Effect of Physicians on Birth Outcomes." Harvard Business School Working Paper, No. 22-015, February 2021. (Revised November 2021.)
- Article
Supporting Value-Based Health Care—Aligning Financial and Legal Accountability
By: Mark M. Zaki, Anupam B. Jena and Amitabh Chandra
U.S. health care payment and delivery-system reforms have focused on improving care by making organizations accountable for outcomes, quality, and costs. Payers have supported the implementation of accountable care organizations (ACOs), bundled-payment models, and...
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Zaki, Mark M., Anupam B. Jena, and Amitabh Chandra. "Supporting Value-Based Health Care—Aligning Financial and Legal Accountability." New England Journal of Medicine 385, no. 11 (September 9, 2021): 965–967.
- Article
Regulating Hospital Prices Based on Market Concentration Is Likely to Leave High-Price Hospitals Unaffected
By: Maximilian J. Pany, Michael E. Chernew and Leemore S. Dafny
Concern about high hospital prices for commercially insured patients has motivated several proposals to regulate these prices. Such proposals often limit regulations to highly concentrated hospital markets. Using a large sample of 2017 US commercial insurance claims,...
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Keywords:
Health Care Providers;
Hospitals;
Insurance Market Regulation;
Price Regulation;
Markets;
Health Care and Treatment;
Cost;
Quality;
Insurance;
Price;
Governing Rules, Regulations, and Reforms
Pany, Maximilian J., Michael E. Chernew, and Leemore S. Dafny. "Regulating Hospital Prices Based on Market Concentration Is Likely to Leave High-Price Hospitals Unaffected." Health Affairs 40, no. 9 (September 2021): 1386–1394.
- 2021
- Working Paper
Going to Extremes: Crucibles, Multiple Sensitive Periods, and Career Progression
By: Prithwiraj Choudhury, Sunasir Dutta, Hise O. Gibson and Eric Lin
We study the effects of crucible experiences along multiple sensitive periods on career progression. While prior literature has hinted that individuals can be imprinted during multiple sensitive periods, not just during the early career, there has been scant attention...
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Choudhury, Prithwiraj, Sunasir Dutta, Hise O. Gibson, and Eric Lin. "Going to Extremes: Crucibles, Multiple Sensitive Periods, and Career Progression." Harvard Business School Working Paper, No. 22-006, August 2021.
- 2023
- Working Paper
Should Workplace Programs Be Voluntary or Mandatory? Evidence from a Field Experiment on Mentorship
By: Jason Sandvik, Richard Saouma, Nathan Seegert and Christopher Stanton
In a field experiment, we find large differences in productivity treatment effects between voluntary and mandatory workplace mentorship programs. A significant portion of this difference is due to the best employees opting into the program when it is voluntary and...
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Keywords:
Mentoring;
Mentorship Programs;
Randomized Controlled Trial;
Employees;
Relationships;
Programs;
Performance
Sandvik, Jason, Richard Saouma, Nathan Seegert, and Christopher Stanton. "Should Workplace Programs Be Voluntary or Mandatory? Evidence from a Field Experiment on Mentorship." NBER Working Paper Series, No. 29148, August 2021. (Revised October 2023.)
- July 2021
- Article
Outsourcing Tasks Online: Matching Supply and Demand on Peer-to-Peer Internet Platforms
By: Zoë Cullen and Chiara Farronato
We study the growth of online peer-to-peer markets. Using data from TaskRabbit, an expanding marketplace for domestic tasks at the time of our study, we show that growth varies considerably across cities. To disentangle the potential drivers of growth, we look...
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Keywords:
Two-sided Market;
Two-sided Platforms;
Peer-to-peer Markets;
Platform Strategy;
Sharing Economy;
Platform Growth;
Internet and the Web;
Digital Platforms;
Strategy;
Market Design;
Network Effects
Cullen, Zoë, and Chiara Farronato. "Outsourcing Tasks Online: Matching Supply and Demand on Peer-to-Peer Internet Platforms." Management Science 67, no. 7 (July 2021).
- 2021
- Working Paper
Proxy Advisory Firms and Corporate Shareholder Engagement
By: Aiyesha Dey, Joshua White and Austin Starkweather
We examine the influence of proxy advisors on firms’ shareholder engagement behavior. Our analyses exploit a quasi-natural experiment using Say-On-Pay voting outcomes near a threshold that triggers a review of engagement activities by Institutional Shareholder Services...
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Keywords:
Proxy Advisors;
ISS;
Shareholder Engagement;
Disclosure;
Business and Shareholder Relations;
Executive Compensation;
Corporate Disclosure
Dey, Aiyesha, Joshua White, and Austin Starkweather. "Proxy Advisory Firms and Corporate Shareholder Engagement." Harvard Business School Working Paper, No. 21-137, June 2021. (Revised February 2022.)
- 2021
- Working Paper
Regulatory Approval and Expanded Market Size
By: Benjamin Berger, Amitabh Chandra and Craig Garthwaite
Regulatory review of new medicines is often viewed as a hindrance to innovation by increasing the hurdle to bring products to market. However, a more complete accounting of regulation must also account for its potential market expanding effects through quality...
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Keywords:
New Medicines;
Regulatory Approval;
Health Care and Treatment;
Research and Development;
Governing Rules, Regulations, and Reforms;
Markets;
Expansion;
Pharmaceutical Industry
Berger, Benjamin, Amitabh Chandra, and Craig Garthwaite. "Regulatory Approval and Expanded Market Size." NBER Working Paper Series, No. 28889, June 2021.
- May 2021
- Article
Making Doctors Effective Managers and Leaders: A Matter of Health and Well-Being
By: Lisa Rotenstein, Robert S. Huckman and Christine K. Cassel
The COVID-19 crisis has forced physicians to make daily decisions that require knowledge and skills they did not acquire as part of their biomedical training. Physicians are being called upon to be both managers—able to set processes and structures—and leaders—capable...
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Rotenstein, Lisa, Robert S. Huckman, and Christine K. Cassel. "Making Doctors Effective Managers and Leaders: A Matter of Health and Well-Being." Academic Medicine 96, no. 5 (May 2021).
- May 2021
- Article
Value-Based Healthcare in Urology: A Collaborative Review
By: Chanan Reitblat, Paul A. Bain, Michael E. Porter, David N. Bernstein, Thomas W. Feeley, Markus Graefen, Santosh Iyer, Matthew J. Resnick, C.J. Stimson, Quoc-Dien Trinh and Boris Gershman
Context:
In response to growing concerns over rising costs and major variation in quality, improving value for patients has been proposed as a fundamentally new strategy for how healthcare should be delivered, measured, and... View Details
In response to growing concerns over rising costs and major variation in quality, improving value for patients has been proposed as a fundamentally new strategy for how healthcare should be delivered, measured, and... View Details
Keywords:
Value-based Healthcare;
Integrated Practice Units;
Outcome Measurement;
Time-Driven Activity-Based Costing;
Health Care and Treatment;
Value;
Cost Management;
Strategy;
Outcome or Result;
Measurement and Metrics
Reitblat, Chanan, Paul A. Bain, Michael E. Porter, David N. Bernstein, Thomas W. Feeley, Markus Graefen, Santosh Iyer, Matthew J. Resnick, C.J. Stimson, Quoc-Dien Trinh, and Boris Gershman. "Value-Based Healthcare in Urology: A Collaborative Review." European Urology 79, no. 5 (May 2021): 571–585.
- 2021
- Working Paper
Diagnosing Quality: Learning, Amenities, and the Demand for Health Care
By: Achyuta Adhvaryu, Emilio Gutierrez, Anant Nyshadham and Jorge Tamayo
We study the role of amenities in increasing demand for underutilized healthcare services. We evaluate the offer of a high-amenity diagnostic consultation for cataracts with a randomized price and find that a lower price for the high-amenity consultation increases...
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Keywords:
Health Care Demand;
Amenities;
Health Care Quality;
Cataracts;
Surgery;
Health Care and Treatment;
Demand and Consumers;
Quality;
Learning;
Mexico
Adhvaryu, Achyuta, Emilio Gutierrez, Anant Nyshadham, and Jorge Tamayo. "Diagnosing Quality: Learning, Amenities, and the Demand for Health Care." Harvard Business School Working Paper, No. 21-110, March 2021.