Publications

Publications

Filter Results : (42) Arrow Down

Show Results For

Panel Studies Remove Panel Studies →

Page 1 of 42 Results →

Are you looking for?

→ Search All HBS Web
  • 2023
  • Working Paper

Design-Based Confidence Sequences: A General Approach to Risk Mitigation in Online Experimentation
By: Dae Woong Ham, Michael Lindon, Martin Tingley and Iavor Bojinov
Randomized experiments have become the standard method for companies to evaluate the performance of new products or services. In addition to augmenting managers’ decision-making, experimentation mitigates risk by limiting the proportion of customers exposed to...  View Details
Keywords: Performance Evaluation; Research and Development; Analytics and Data Science; Consumer Behavior
Related
  • May 2023
  • Article

Self-Preferencing at Amazon: Evidence from Search Rankings
By: Chiara Farronato, Andrey Fradkin and Alexander MacKay
We study whether Amazon engages in self-preferencing on its marketplace by favoring its own brands (e.g., Amazon Basics) in search. To address this question, we collect new micro-level consumer search data using a custom browser extension installed by a panel of study...  View Details
Keywords: Consumer Behavior; E-commerce; Product Positioning; Brands and Branding
Related
  • December 2022
  • Article

Does Industry Employment of Active Regulators Weaken Oversight?
By: Jonas Heese
I study whether industry employment of active regulators weakens oversight. To examine this question, I exploit that the Financial Reporting Enforcement Panel (FREP), the German capital-market regulator responsible for enforcing public firms’ compliance with accounting...  View Details
Keywords: Conflict-of-interest Policies; Directorships; Enforcement Actions; Industry Employment; Self-regulatory Organizations; Governance Compliance; Governing and Advisory Boards; Policy; Conflict of Interests
Related
  • October 2022
  • Article

A Structural Model of Organizational Buying for Business-to-Business Markets: Innovation Adoption with Share-of-Wallet 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
Related
  • August 2022
  • Article

What Makes a Good Image? Airbnb Demand Analytics Leveraging Interpretable Image Features
By: Shunyuan Zhang, Dokyun Lee, Param Vir Singh and Kannan Srinivasan
We study how Airbnb property demand changed after the acquisition of verified images (taken by Airbnb’s photographers) and explore what makes a good image for an Airbnb property. Using deep learning and difference-in-difference analyses on an Airbnb panel dataset...  View Details
Keywords: Sharing Economy; Airbnb; Property Demand; Computer Vision; Deep Learning; Image Feature Extraction; Content Engineering; Property; Marketing; Demand and Consumers
Related
  • 2022
  • Working Paper

A Linear Panel Model with Heterogeneous Coefficients and Variation in Exposure
By: Jesse M. Shapiro and Liyang Sun
Linear panel models featuring unit and time fixed effects appear in many areas of empirical economics. An active literature studies the interpretation of the ordinary least squares estimator of the model, commonly called the two-way fixed effects (TWFE) estimator, in...  View Details
Keywords: Econometric Models; Mathematical Methods
Related
  • 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
Related
  • 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
Related
  • 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
Related
  • 2021
  • Working Paper

Population Interference in Panel Experiments
By: Iavor I Bojinov, Kevin Wu Han and Guillaume Basse
The phenomenon of population interference, where a treatment assigned to one experimental unit affects another experimental unit's outcome, has received considerable attention in standard randomized experiments. The complications produced by population interference in...  View Details
Keywords: Finite Population; Potential Outcomes; Dynamic Causal Effects; Mathematical Methods
Related
  • 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
Related
  • 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
Related
  • 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
Related
  • 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
Related
  • March 2019
  • Article

Open Source Software and Firm Productivity
By: Frank Nagle
As open source software (OSS) is increasingly used as a key input by firms, understanding its impact on productivity becomes critical. This study measures the firm-level productivity impact of nonpecuniary (free) OSS and finds a positive and significant value-added...  View Details
Keywords: Applications and Software; Open Source Distribution; Performance Productivity; Information Technology; Strategy
Related
  • 2018
  • Working Paper

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 20th century. We use three new datasets: a panel of the universe of inventors who patent since 1920; a dataset of the employment, location, and patents of firms...  View Details
Keywords: Taxation; Innovation and Invention; History; United States
Related
  • 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; Applications and Software; Competitive Strategy; Learning; Competitive Advantage
Related
  • February 2018
  • Article

Heterogeneous Technology Diffusion and Ricardian Trade Patterns
By: William R. Kerr
This study tests the importance of Ricardian technology differences for international trade. The empirical analysis has three comparative advantages: including emerging and advanced economies, isolating panel variation regarding the link between productivity and...  View Details
Keywords: Exports; Comparative Advantage; Technological Transfer; Innovation; Networks; Patents; Residency; Technology Adoption; Trade; Research and Development; Immigration; United States
Related
  • Article

How Did the Great Recession Affect Charitable Giving?
By: Arthur C. Brooks
A great deal of research has studied the effects of income and tax changes on charitable giving. However, little work has focused on how these relationships were affected by the Great Recession. This article estimates the tax and income effects using the 2009 Panel...  View Details
Keywords: Charitable Giving; Great Recession; Philanthropy; Philanthropy and Charitable Giving; Financial Crisis; Taxation; Policy
Related
  • 2018
  • Working Paper

Trust and Democracy: Leader Turnover during Economic Crises
By: Nathan Nunn, Nancy Qian and Jaya Y. Wen
We study the relationship between interpersonal trust and political stability in democratic countries. Using a six-decade-long annual country-level panel dataset, we find that recessions are more likely to cause political turnover in countries with lower levels of...  View Details
Keywords: Interpersonal Trust; Recessions; Leader Turnover; Political Instability; Culture; Economic Slowdown and Stagnation; Trust; Political Elections
Related

Are you looking for?

→ Search All HBS Web