1. PANAGIOTIS DIMITRELLOS
Information acquired: 2025
PANAGIOTIS DIMITRELLOS is an academic who published a paper in 2022 entitled Essays on Sponsored Search Auctions and Online Platforms. PANAGIOTIS DIMITRELLOS published this work as part of a team: Dimitrellos, Panagiotis. Here is a description of this work: This dissertation covers two topics within the context of online platform design. In chapter 1, I develop a structural model to evaluate the effect of providing user traffic information to heterogeneous bidders in sponsored search auctions. Many internet platforms use sponsored search auctions as their primary source of revenue. In these auctions, advertisers bid for slots with different desirabilities. A standard assumption is that bidders know the click through rate (CTR) for each slot. I relax this assumption in two ways. First, I allow bidders to receive private signals about the CTR of the highest advertising slot, which they use to update their beliefs during an auction. Second, I allow for bidders to start each auction with different priors. I estimate my model using closed-form formulae and a new dataset from a large internet platform wh.
