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- October 2021
- Article
And the Children Shall Lead: Gender Diversity and Performance in Venture Capital
By: Paul A. Gompers and Sophie Calder-Wang
With an overall lack of gender and ethnic diversity in the innovation sector documented in Gompers and Wang (2017), we ask the natural next question: Does increased diversity lead to better firm performances? In this paper, we attempt to answer this question using a...
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- 2021
- Working Paper
Achieving Reliable Causal Inference with Data-Mined Variables: A Random Forest Approach to the Measurement Error Problem
By: Mochen Yang, Edward McFowland III, Gordon Burtch and Gediminas Adomavicius
Combining machine learning with econometric analysis is becoming increasingly prevalent in both research and practice. A common empirical strategy involves the application of predictive modeling techniques to "mine" variables of interest from available data, followed...
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- December 2020
- Article
Taking Innovation to the Streets: Micro-geography, Physical Structure and Innovation
By: Maria P. Roche
In this paper, we analyze how the physical layout of cities affects innovation by influencing the organization of knowledge exchange. We exploit a novel data set covering all Census Block Groups in the contiguous United States with information on innovation outcomes,...
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- September–October 2020
- Article
The Air War Versus the Ground Game: An Analysis of Multi-Channel Marketing in U.S. Presidential Elections
By: Lingling Zhang and Doug J. Chung
This study jointly examines the effects of television advertising and field operations in U.S. presidential elections, with the former referred to as the “air war” and the latter as the “ground game.” Specifically, the study focuses on how different campaign...
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- 2020
- Working Paper
The Targeting and Impact of Paycheck Protection Program Loans to Small Businesses
By: Alexander Bartik, Zoë B. Cullen, Edward L. Glaeser, Michael Luca, Christopher Stanton and Adi Sunderam
The Paycheck Protection Program (PPP) aimed to quickly deliver hundreds of billions of dollars of loans to small businesses, with the loans administered via private banks. In this paper, we use firm-level data to document the demand and supply of PPP funds. Using an...
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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....
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- July 2020
- Article
Higher Economic Inequality Intensifies the Financial Hardship of People Living in Poverty by Fraying the Community Buffer
By: Jon M. Jachimowicz, Barnabas Szaszi, Marcel Lukas, David Smerdon, Jaideep Prabhu and Elke U. Weber
The current research investigates whether higher economic inequality disproportionately intensifies the financial hardship of low-income individuals. We propose that higher economic inequality increases financial hardship for low-income individuals by reducing their...
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- 2020
- Working Paper
Open Source Software and Global Entrepreneurship
Does more activity in open source lead to more entrepreneurial activity and, if so, how much, and in what direction? This study measures how participation on the GitHub open source platform affects the founding of new ventures globally. We estimate these effects using...
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- 2021
- Working Paper
Changing Ingroup Boundaries: The Effect of Immigration on Race Relations in the U.S.
By: Vasiliki Fouka and Marco Tabellini
How do social group boundaries evolve? Does the appearance of a new outgroup change the ingroup's perceptions of other outgroups? We introduce a conceptual framework of context-dependent categorization, in which exposure to one minority leads to recategorization of...
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Keywords:
In-group-out-group Relations;
Immigration;
Race;
Attitudes;
Boundaries;
Prejudice and Bias
- 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...
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- 2019
- Chapter
The Consequences of Mandatory Corporate Sustainability Reporting
By: Ioannis Ioannou and George Serafeim
A key aspect of the governance process inside organizations and markets is the measurement and disclosure of important metrics and information. In this chapter, we examine the effect of sustainability disclosure regulations on firms’ disclosure practices and...
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Keywords:
Mandatory Disclosure;
Mandatory Reporting;
Sustainability;
Corporate Social Responsibility;
Social Impact;
Valuation;
China;
South Africa;
Europe;
Asia;
Regulation;
Corporate Disclosure;
Integrated Corporate Reporting;
Corporate Social Responsibility and Impact;
Governing Rules, Regulations, and Reforms;
Corporate Governance;
China;
Denmark;
Malaysia;
South Africa
- 2019
- Working Paper
On the Economic Origins of Restrictions on Women’s Sexuality
By: Anke Becker
This paper studies the origins and function of customs aimed at restricting women's sexuality, such as a particularly invasive form of female genital cutting, restrictions on women's freedom of mobility, and norms about their sexual behavior. The analysis tests the...
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- March 2019
- Article
Evidence of Upcoding in Pay-for-Performance Programs
By: Hamsa Bastani, Joel Goh and Mohsen Bayati
Recent Medicare legislation seeks to improve patient care quality by financially penalizing providers for hospital-acquired infections (HAIs). However, Medicare cannot directly monitor HAI rates and instead relies on providers accurately self-reporting HAIs in claims...
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- February 2019 (Revised July 2019)
- Case
Sales Force Management at Nobel Ilac
By: Doug J. Chung and Gamze Yucaoglu
Nobel Ilac was a Turkish generic pharmaceutical company marketing more than 100 drugs in 20 countries and, as of 2017, had over 2,500 employees worldwide. Nobel had implemented a transformation strategy—more specifically, a customer segmentation plan—whereby the sales...
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- 2021
- Working Paper
Estimating Models of Supply and Demand: Instruments and Covariance Restrictions
By: Alexander MacKay and Nathan H. Miller
We consider the identification of empirical models of supply and demand. As is well known, a supply-side instrument can resolve price endogeneity in demand estimation. We show that, under common assumptions, two other approaches also yield consistent estimates of the...
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- September 2018
- Article
Discretionary Task Ordering: Queue Management in Radiological Services
By: Maria Ibanez, Jonathan R. Clark, Robert S. Huckman and Bradley R. Staats
Work-scheduling research typically prescribes task sequences implemented by managers. Yet employees often have discretion to deviate from their prescribed sequence. Using data from 2.4 million radiological diagnoses, we find that doctors prioritize similar tasks...
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Keywords:
Discretion;
Scheduling;
Queue;
Healthcare;
Learning;
Experience;
Decentralization;
Operations;
Service Operations;
Service Delivery;
Performance;
Performance Effectiveness;
Performance Efficiency;
Performance Improvement;
Performance Productivity;
Decisions;
Time Management;
Cost vs Benefits;
Health Industry
- 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...
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- August 2018 (Revised August 2019)
- Technical Note
A Note on Compensation
By: Ethan Bernstein and Michael Norris
This note provides an overview of the important terms, concepts, and frameworks that a manager should know about compensation—whether it be their own or that of an employee. Because compensation in practice is fraught with pitfalls, this note presents an overview of...
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- 2017
- Article
Inflation Bets or Deflation Hedges? The Changing Risks of Nominal Bonds
By: John Y. Campbell, Adi Sunderam and Luis M. Viceira
The covariance between U.S. Treasury bond returns and stock returns has moved considerably over time. While it was slightly positive on average in the period 1953–2009, it was unusually high in the early 1980s and negative in the 2000s, particularly in the downturns of...
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- 2017
- Working Paper
And the Children Shall Lead: Gender Diversity and Performance in Venture Capital
By: Paul A. Gompers and Sophie Q. Wang
With an overall lack of gender and ethnic diversity in the innovation sector documented in Gompers and Wang (2017), we ask the natural next question: Does increased diversity lead to better firm performances? In this paper, we attempt to answer this question using a...
View Details