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TSE Building, 25–26 août 2022
Ulrich Laitenberger (Telecom Paris, Institut Polytechnique de Paris)
26 juillet 2022, 14h00–15h00, Zoom Meeting
We study seller and product recommendations of the hybrid e-commerce platform Amazon. Using web-scraped data, we find that Amazon makes the visibility of offers of third-party suppliers in the "buybox" dependent on prices on competing marketplaces like Walmart and eBay. Amazon’s own offers are...
Leonardo Madio (University of Padova)
12 juillet 2022, 14h00–15h00, Zoom Meeting
We study a platform’s incentives to delist IP-infringing products and the effects of holding the platform liable for the presence of such products on innovation and consumer welfare. The impact of platform liability on innovation can be either positive or negative and critically depends on the...
Sevilla, du 8 juillet au 8 juillet 2022
TSE, 7–8 juillet 2022, salle Auditorium 6
Germain Gaudin (University of Freiburg)
TSE & IAST, 4 juillet 2022, 12h30–13h30, Auditorium A4
We study the relationship between market power and quality supply. We develop a flexible approach to imperfect competition in product qualities and prices (or quantities), which encompasses several existing models. We uncover sucient statistics, including our quality parameter, which can be...
du 4 juillet, 08h00 au 5 juillet 2022, 18h00, salle Auditorium 3
Michael Hertzel
Toulouse, 1 juillet 2022, 11h00–12h30, salle Auditorium 4
We show that the social capital embedded in employees’ networks contributes to firm performance. Using novel, individual-level network data, we measure a firm’s social capital derived from employees’ connections with external stakeholders. Our directed network data allow for differentiating those...
Online, du 30 juin au 30 juin 2022
Andrey Fradkin (Boston University)
28 juin 2022, 14h00–15h00, Zoom Meeting
Online reviews are typically written by volunteers and, consequently, accurate information about seller quality may be underprovided. We study the extent of this under-provision using a randomized experiment conducted by Airbnb. In the treatment, buyers are offered a coupon to review listings that...
