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 … characteristics. We find that Amazon branded products are indeed ranked higher than observably similar products in consumer search … results. The prominence given to Amazon brands is 30% to 60% of the prominence granted to sponsored products …