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Self-Preferencing at Amazon : Evidence from Search Rankings

Farronato, Chiara; Fradkin, Andrey; MacKay, Alexander - National Bureau of Economic Research - 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 panel of study participants. Using this...

Persistent link: https://www.econbiz.de/10013537786

Consumer Demand with Social Influences : Evidence from an E-Commerce Platform

Caoui, El Hadi; Farronato, Chiara; Horton, John J.; … - National Bureau of Economic Research - 2022

For some kinds of goods, rarity itself is valued. "Fashionable'" goods are demanded in part because they are unique. In this paper, we explore the economics of rare goods using auctions of limited-edition shoes held by an e-commerce platform. We model endogenous entry and bidding in multi-unit...

Persistent link: https://www.econbiz.de/10013362005

Ideas Mobilize People : The Diffusion of Communist Ideology in China

Bai, Ying; Jia, Ruixue; Wang, Runnan - National Bureau of Economic Research - 2023

Can ideas mobilize people into collective action? We provide a positive answer to this question by studying how exposure to the Communist ideology shaped an individual's choice to join the Chinese Communist Party (CCP) during the party's formative stage. The individuals we focus on are cadets at...

Persistent link: https://www.econbiz.de/10014226144

Automating Automaticity : How the Context of Human Choice Affects the Extent of Algorithmic Bias

Agan, Amanda Y.; Davenport, Diag; Ludwig, Jens; … - National Bureau of Economic Research - 2023

preferences and beliefs, but also from the context in which people choose. When people behave automatically, biases creep in; snap …

Persistent link: https://www.econbiz.de/10014226178

Information Aggregation and Transmission in Strategic Networks

Kung, Fan-chin; Wang, Ping - National Bureau of Economic Research - 2022

Observing the increasingly important roles played by the creation and transmission of information and tacit knowledge, we construct an information-network model incorporating both information transmitters and information aggregators. Given information-processing roles in aggregation or...

Persistent link: https://www.econbiz.de/10013435147

Listen to her : gender differences in information diffusion within the household

Fehr, Dietmar; Mollerstrom, Johanna; Perez-Truglia, Ricardo - National Bureau of Economic Research - 2022

experiment had a long-lasting effect on their beliefs. We find that receiving information directly persistently affected … household members' beliefs. This direct learning worked similar for men and women. By contrast, for household members who did … to the husband, it affected his wife's beliefs to a similar degree as if she had directly received the information …

Persistent link: https://www.econbiz.de/10013388869

The Impact of Large-Scale Social Media Advertising Campaigns on COVID-19 Vaccination : Evidence from Two Randomized Controlled Trials

Ho, Lisa Y.; Breza, Emily; Alsan, Marcella; Banerjee, … - National Bureau of Economic Research - 2022

COVID-19 vaccines are widely available in wealthy countries, yet many people remain unvaccinated. Understanding the effectiveness -- or lack thereof -- of popular vaccination campaign strategies is therefore critical. In this paper, we report results from two studies that tested strategies...

Persistent link: https://www.econbiz.de/10013462667

How Good Are Privacy Guarantees? Platform Architecture and Violation of User Privacy

Acemoglu, Daron; Fallah, Alireza; Makhdoumi, Ali; … - National Bureau of Economic Research - 2023

Many platforms deploy data collected from users for a multitude of purposes. While some are beneficial to users, others are costly to their privacy. The presence of these privacy costs means that platforms may need to provide guarantees about how and to what extent user data will be harvested...

Persistent link: https://www.econbiz.de/10014322800

Platform Information Provision and Consumer Search : A Field Experiment

Fang, Lu; Chen, Yanyou; Farronato, Chiara; Yuan, Zhe; … - National Bureau of Economic Research - 2024

Despite substantial efforts to help consumers search in more intuitive ways, text search remains the predominant tool for product discovery online. In this paper, we explore the effects of visual and textual cues for search refinement on consumer search and purchasing behavior. We collaborate...

Persistent link: https://www.econbiz.de/10014486191

Safety Reviews on Airbnb : An Information Tale

Culotta, Aron; Jin, Ginger Zhe; Sun, Yidan; Wagman, Liad - National Bureau of Economic Research - 2023

Consumer reviews, especially those expressing concerns of product quality, are crucial for the credibility of online platforms. However, reviews that criticize a product or service may also dissuade buyers from using the platform, creating an incentive to blur the visibility of critical reviews....

Persistent link: https://www.econbiz.de/10014436986