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  • February 2022
  • Article

Taxation and Innovation in the 20th Century
By: Ufuk Akcigit, John Grigsby, Tom Nicholas and Stefanie Stantcheva
This paper studies the effect of corporate and personal taxes on innovation in the United States over the twentieth century. We build a panel of the universe of inventors who patent since 1920, and a historical state-level corporate tax database with corporate tax...  View Details
Keywords: Innovation; Income Taxes; Corporate Taxation; Firms; Inventors; State Taxation; Business Taxation; R＆D Tax Credits; Taxation; Innovation and Invention; History; United States
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  • 2021
  • Working Paper

Technology Differentiation and Firm Performance
By: Sam Arts, Bruno Cassiman and Jianan Hou
Prior work has extensively studied how investing in R&D and building a technology portfolio relate to superior firm performance. However, the value of a firm’s technology portfolio should also be driven by the degree to which it is more unique and technologically...  View Details
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  • 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...  View Details
Keywords: Panel Data; Dynamic Causal Effects; Potential Outcomes; Finite Population; Nonparametric; Mathematical Methods
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  • 2021
  • Working Paper

Do Policies to Increase Access to Treatment for Opioid Use Disorder Work?
By: Eric Barrette, Leemore S. Dafny and Karen Shen
As of 2016 there were an estimated 2.1 million Americans suffering from opioid use disorder (OUD). To date, most policy interventions have focused on curbing opioid prescriptions and extending insurance coverage to include substance use disorder. However, relatively...  View Details
Keywords: Opioid Treatment; Medication-assisted Treatment; Substance Use Disorder; Private Insurance; Health Care and Treatment; Health Disorders; Insurance; United States
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  • July 2021
  • Article

Medical Debt in the U.S., 2009–2020
By: Ray Kluender, Neale Mahoney, Francis Wong and Wesley Yin
Importance: Medical debt is an increasing concern in the US, yet there is limited understanding of the amount and distribution of medical debt, and its association with health care policies.

Objective: To measure the amount of medical debt nationally and by...  View Details
Keywords: Debt; Borrowing and Debt; Health Care and Treatment; United States
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  • Article

Value of New Performance Information in Healthcare: Evidence from Japan
By: Susanna Gallani, Takehisa Kajiwara and Ranjani Krishnan
Mandatory measurement and disclosure of outcome measures are commonly used policy tools in healthcare. The effectiveness of such disclosures relies on the extent to which the new information produced by the mandatory system is internalized by the healthcare...  View Details
Keywords: Value Of Information; Feedback; Patient Satisfaction; Healthcare; Health Care and Treatment; Satisfaction; Information; Measurement and Metrics; Performance Improvement
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  • November 3, 2020
  • Article

Gender Differences in COVID-19 Attitudes and Behavior: Panel Evidence from Eight Countries
By: Vincenzo Galasso, Vincent Pons, Paola Profeta, Michael Becher, Sylvain Brouard and Martial Foucault
Using original data from two waves of a survey conducted in March and April 2020 in eight OECD countries (N = 21,649), we show that women are more likely to see COVID-19 as a very serious health problem, to agree with restraining public policy measures adopted in...  View Details
Keywords: COVID-19; Health Pandemics; Attitudes; Behavior; Gender; Policy; Governance Compliance
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  • Article

The Importance of Being Causal
By: Iavor I Bojinov, Albert Chen and Min Liu
Causal inference is the study of how actions, interventions, or treatments affect outcomes of interest. The methods that have received the lion’s share of attention in the data science literature for establishing causation are variations of randomized experiments....  View Details
Keywords: Causal Inference; Observational Studies; Cross-sectional Studies; Panel Studies; Interrupted Time-series; Instrumental Variables
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  • 2020
  • Working Paper

Global Behaviors and Perceptions in the COVID-19 Pandemic
By: Thiemo Fetzer, Marc Witte, Lucas Hensel, Jon M. Jachimowicz, Johannes Haushofer, Andriy Ivchenko, Stefano Caria, Elena Reutskaja, Christopher Roth, Stefano Fiorin, Margarita Gomez, Gordon Kraft-Todd, Friedrich M. Goetz and Erez Yoeli
We conducted a large-scale survey covering 58 countries and over 100,000 respondents between late March and early April 2020 to study beliefs and attitudes towards citizens’ and governments’ responses to the COVID-19 pandemic. Most respondents reacted strongly to the...  View Details
Keywords: COVID-19; Mental Health; Norms; Health Pandemics; Surveys; Public Opinion; Global Range; Government Administration; Policy; Perception; Behavior
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  • March 2020
  • Article

Organizing Knowledge Production Teams Within Firms for Innovation
By: Vikas A. Aggarwal, David H. Hsu and Andy Wu
How should firms organize their pool of inventive human capital for firm-level innovation? While access to diverse knowledge may aid knowledge recombination, which can facilitate innovation, prior literature has focused primarily on one way of achieving that: diversity...  View Details
Keywords: Knowledge Recombination; Organization Design; Team Boundary; Innovation; Knowledge Sharing; Diversity; Innovation and Invention; Groups and Teams; Human Capital; Organizational Design
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  • December 2019
  • Article

Invest in Information or Wing It? A Model of Dynamic Pricing with Seller Learning
By: Guofang Huang, Hong Luo and Jing Xia
Pricing idiosyncratic products is often challenging because the seller, ex ante, lacks information about the demand for individual items. This paper develops a model of dynamic pricing for idiosyncratic products that features the optimal stopping structure and a seller...  View Details
Keywords: Dynamic Pricing; Idiosyncratic Products; Item-specific Demand; Demand Uncertainty; Active Seller Learning; The Value Of Information; Price; Information; Value; Learning
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  • November 2019
  • Article

How Do Sales Efforts Pay Off? Dynamic Panel Data Analysis in the Nerlove-Arrow Framework
By: Doug J. Chung, Byungyeon Kim and Byoung G. Park
This paper evaluates the short- and long-term value of sales representatives’ detailing visits to different types of physicians. By understanding the dynamic effect of sales calls across heterogeneous physicians, we provide guidance on the design of optimal call...  View Details
Keywords: Nerlove-Arrow Framework; Stock-of-goodwill; Dynamic Panel Data; Serial Correlation; Instrumental Variables; Sales Effectiveness; Detailing; Data and Data Sets; Sales; Analysis; Performance Effectiveness; Pharmaceutical Industry
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  • March 2019
  • Article

A Structural Analysis of the Role of Superstars in Crowdsourcing Contests
By: Shunyuan Zhang, Param Singh and Anindya Ghose
We investigate the long-term impact of competing against superstars in crowdsourcing contests. Using a unique 50-month longitudinal panel data set on 1677 software design crowdsourcing contests, we illustrate a learning effect where participants are able to improve...  View Details
Keywords: Crowdsourcing Contests; Superstar Effect; Bayesian Learning; Utility; Economics Of Information System; Dynamic Structural Model; Dynamic Programming; Markov Chain; Monte Carlo; Learning; Competition; Performance Improvement
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  • July–August 2018
  • Article

Learning by Contributing: Gaining Competitive Advantage Through Contribution to Crowdsourced Public Goods
By: Frank Nagle
As the economy becomes more information based, firms are increasingly using crowdsourced public goods as inputs for innovation and production. Counterintuitively, some firms pay their employees to contribute to the creation of these goods, which can be used freely by...  View Details
Keywords: Open Source Distribution; Software; Competitive Strategy; Learning; Competitive Advantage
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  • 2021
  • Working Paper

A Structural Model of Organizational Buying: Innovation Adoption under Share of Wallet Price Contracts
By: Navid Mojir and K. Sudhir
The paper develops the first structural model of organizational buying to study innovation diffusion in a B2B market. Our model is particularly applicable for routinized exchange relationships, whereby centralized buyers periodically evaluate and choose contracts,...  View Details
Keywords: Organizational Buying Behavior; Healthcare Marketing; B2B Markets; B2B Innovation; New Product Diffusion; New Product Adoption; Organizations; Acquisition; Behavior; Health Care and Treatment; Marketing; Innovation and Invention
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  • February 2017
  • Article

How Much Is a Win Worth? An Application to Intercollegiate Athletics
By: Doug J. Chung
Intercollegiate athletics in the United States have become a multibillion-dollar industry over the past several decades. In this study, we investigate the short- and long-term direct monetary effects of operating a winning athletics program for an academic institution...  View Details
Keywords: Dynamic Panel Data; Heterogeneity; Instrumental Variables; Intercollegiate Athletics; Educational Finance; Entertainment Marketing; Higher Education; Marketing; Sports; Revenue; Education Industry; United States
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  • November–December 2016
  • Article

The Impact of Patent Wars on Firm Strategy: Evidence from the Global Smartphone Industry
By: Yongwook Paik and Feng Zhu
Strategy scholars have documented in various empirical settings that firms seek and leverage stronger institutions to mitigate hazards and gain competitive advantage. In this paper, we argue that such “institution-seeking” behavior may not be confined to the pursuit of...  View Details
Keywords: Patent Wars; Patent Litigation; Intellectual Property (IP) Enforcement; Institutions; Patent Thicket; Smartphone; Patents; Corporate Strategy; Mobile Technology
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  • 2017
  • Working Paper

Self-Employment Dynamics and the Returns to Entrepreneurship
By: Eleanor W. Dillon and Christopher T. Stanton
Small business owners and others in self-employment have the option to transition to paid work. If there is initial uncertainty about entrepreneurial earnings, this option increases the expected lifetime value of self-employment relative to pay in a single year. This...  View Details
Keywords: Self-employed; Small Business; Business Earnings; Entrepreneurship; Ownership; Compensation and Benefits
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  • 2017
  • Working Paper

Management as a Technology?
By: Nicholas Bloom, Raffaella Sadun and John Van Reenen
Are some management practices akin to a technology that can explain firm and national productivity, or do they simply reflect contingent management styles? We collect data on core management practices from over 11,000 firms in 34 countries. We find large cross-country...  View Details
Keywords: Management Practices; Productivity; Competition; Management Practices and Processes; Performance Productivity
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  • Article

Wisdom or Madness? Comparing Crowds with Expert Evaluation in Funding the Arts
By: Ethan Mollick and Ramana Nanda
In fields as diverse as technology entrepreneurship and the arts, crowds of interested stakeholders are increasingly responsible for deciding which innovations to fund, a privilege that was previously reserved for a few experts, such as venture capitalists and...  View Details
Keywords: Crowdfunding; Arts; Decision Choices and Conditions; Entrepreneurship; Investment; Fine Arts Industry; Technology Industry
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