Homophily and Community Structure at Scale: An Application to a Large Professional Network

By Juan Nelson Martínez Dahbura, Shota Komatsu, Takanori Nishida, and Angelo Mele

AEA Papers and Proceedings, May 2023

Professional networks affect labor market outcomes, efficiency, and knowledge diffusion. We study a large business card exchange network from Eight, a contact and career management app popular in Japan. Our empirical analysis is guided by a structural mod...

Using Grouped Data to Estimate Revenue Heterogeneity in Online Advertising Auctions

By Nils A. Breitmar, Matthew Harding, and Carlos Lamarche

AEA Papers and Proceedings, May 2023

This paper estimates the heterogeneous impact of advertising networks from the perspective of a publisher who has access to limited information provided by the advertising platform in the form of grouped data over different auctions and users. The models ...

Born to Be (Sub)Prime: An Exploratory Analysis

By Helena Bach, Pietro Campa, Giacomo De Giorgi, Jaromir Nosal, and Davide Pietrobon

AEA Papers and Proceedings, May 2023

We study how inheriting parents' credit histories affects the initial credit scores, access to credit, and life cycle borrowing of young individuals entering the credit market. We establish that inherited histories significantly positively affect initial ...

News Media, Inflation, and Sentiment

By Alistair Macaulay and Wenting Song

AEA Papers and Proceedings, May 2023

We study the relationship between media portrayals of inflation and consumer sentiment. Using tools from natural language processing, we uncover two competing narratives in US news coverage of inflation: the first relates inflation to financial variables,...

Bank Loan Monitoring, Distance, and Delegation

By Amanda Rae Heitz, Christopher Martin, and Alexander Ufier

AEA Papers and Proceedings, May 2023

Using a proprietary transaction-level database of nearly 30,000 multiple-draw construction loans and their on-site inspection reports, we empirically examine the relationship between geographic distance and bank information acquisition over the course of ...

Annotated Listing of New Books

Journal of Economic Literature, June 2005

Control of Decentralized Autonomous Organizations

By Ian Appel and Jillian Grennan

AEA Papers and Proceedings, May 2023

Blockchain technology has facilitated the emergence of a new type of organizational form, decentralized autonomous organizations (DAOs). In contrast to corporations and other types of business organizations, DAOs do not have managers or directors with for...

Stereotypes about Successful Entrepreneurs

By Victor Lyonnet and Léa Stern

AEA Papers and Proceedings, May 2023

What comes to mind when thinking about a successful entrepreneur? Belief formation models suggest that what comes to mind is an oversimplified picture of the characteristics of successful entrepreneurs—that is, stereotypes about successful entrepreneurs...

Data Markets with Privacy-Conscious Consumers

By Rossella Argenziano and Alessandro Bonatti

AEA Papers and Proceedings, May 2023

We study data linkages among heterogeneous firms and examine how they shape the outcome of privacy regulation. A single consumer interacts sequentially with two firms: one firm collects data on consumer behavior, and the other firm leverages the data to s...

Privacy and the Value of Data

By Simone Galperti and Jacopo Perego

AEA Papers and Proceedings, May 2023

How does protecting consumers' privacy affect the value of their personal data? We model an intermediary that uses consumers' data to influence prices set by a seller. When privacy is protected, consumers choose whether to disclose their data to the inter...

Consumer Control and Privacy Policies

By S. Nageeb Ali, Greg Lewis, and Shoshana Vasserman

AEA Papers and Proceedings, May 2023

Firms use consumer data to price discriminate. In response, policymakers have pushed for consumers to have control over their data so that they choose what to share and with whom. We model consumer control and its effect on markets through the lens of vol...

Advanced Technology Adoption: Selection or Causal Effects?

By Daron Acemoglu, Gary Anderson, David Beede, Catherine Buffington, Eric Childress, Emin Dinlersoz, Lucia Foster, Nathan Goldschlag, John Haltiwanger, Zachary Kroff, Pascual Restrepo, and Nikolas Zolas

AEA Papers and Proceedings, May 2023

This paper uses data from the 2019 Annual Business Survey to document that firms adopting advanced technologies are larger in terms of employment than other firms in their same industry and cohort. Using data from the Longitudinal Business Survey, we show...

Robot Hubs: The Skewed Distribution of Robots in US Manufacturing

By Erik Brynjolfsson, Catherine Buffington, Nathan Goldschlag, J. Frank Li, Javier Miranda, and Robert Seamans

AEA Papers and Proceedings, May 2023

We use establishment-level data from the US Census Bureau's Annual Survey of Manufactures to study the characteristics and geographic locations of investments in robots. We find that the distribution of robots is highly skewed across locations. Some locat...

The Local Labor Market Effects of Modern Manufacturing Capital: Evidence from France

By Philippe Aghion, Celine Antonin, Simon Bunel, and Xavier Jaravel

AEA Papers and Proceedings, May 2023

Using an event study methodology and comprehensive micro data from the French manufacturing sector, we analyze the local labor market effects of investments in modern manufacturing capital, including modern automation technologies. We estimate that commut...

Robots and Female Employment in German Manufacturing

By Liuchun Deng, Steffen Müller, Verena Plümpe, and Jens Stegmaier

AEA Papers and Proceedings, May 2023

We analyze the impact of robot adoption on female employment. Our analysis is based on novel micro data on robot use by German manufacturing establishments linked with social security records. An event study analysis for robot adoption shows increased chu...

The Impact of Distance in Retail Markets

By Danny Edgel, Jean-François Houde, Peter Newberry, and Katja Seim

AEA Papers and Proceedings, May 2023

We examine the demand-side implications of Amazon's distribution and logistics investments. Our results indicate that online demand—transactions at Amazon and its competitors—does not respond to the consumer's proximity to Amazon's upstream fulfillmen...

JEL Classification System

Journal of Economic Literature, June 2005

The Role of Housing Platforms in Facilitating Trading between Firms

By Xuequan Elsie Peng and Maisy Wong

AEA Papers and Proceedings, May 2023

We study the 2013 merger of three multiple listings services (MLSes) in Florida, the primary platforms where properties are transacted. We use MLS listings data from 2009 to 2019 to trace out the effects of the merger on the likelihood that listings by br...

Self-Preferencing at Amazon: Evidence from Search Rankings

By Chiara Farronato, Andrey Fradkin, and Alexander MacKay

AEA Papers and Proceedings, May 2023

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 p...

Matching and Network Effects in Ride-Hailing

By Juan Camilo Castillo and Shreya Mathur

AEA Papers and Proceedings, May 2023

A recent empirical literature models search and matching frictions by means of a reduced-form matching function. An alternative approach is to simulate the matching process directly. In this paper, we follow the latter approach to model matching in ride-h...