Search frictions can explain why the "law of one price" fails in retail markets and why even firms selling commodity … products have pricing power. In online commerce, physical search costs are low, yet price dispersion is common. We use browsing … data from eBay to estimate a model of consumer search and price competition when retailers offer homogeneous goods. We find …

consumer search and purchasing behavior. We collaborate with one of the largest e-commerce platforms in China and study its …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 …

Regulators around the world are discussing, or taking action to limit, self-preferencing by large platforms. This paper … explores Amazon's search rankings of its own products as the European Union's Digital Markets Act (DMA) was coming into effect …. Using data on over 8 million Amazon search results at 22 Amazon domains in the US, Europe, and elsewhere, I document three …

and platforms' investments in data infrastructure. Data improves service quality, causing a feedback loop that tends to … other users, (ii) market concentration, and (iii) platforms' incentives to invest in data infrastructure, causing …

attributes that make products appear more attractive than they are. AI tools enable platforms to learn glossiness and engage in …

) 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 methodology, we observe search positions, search behavior, and product … characteristics. We find that Amazon branded products are indeed ranked higher than observably similar products in consumer search …

We develop and estimate a model of consumer search with spatial learning. Consumers make inferences from previously … searched objects to unsearched objects that are nearby in attribute space, generating path dependence in search sequences. The … estimated model rationalizes patterns in data on online consumer search paths: search tends to converge to the chosen product in …