In digital online advertising, advertisers procure ad impressions simultaneously on multiple
platforms, or so-called channels, such as Google Ads, Meta Ads Manager, etc., each of …

Computational tractability and social welfare (aka. efficiency) of equilibria are two
fundamental but in general orthogonal considerations in algorithmic game theory …

We study online learning in contextual pay-per-click auctions where at each of the $ T $
rounds, the learner receives some context along with a set of ads and needs to make an …

In this survey, we summarize recent developments in research fueled by the growing
adoption of automated bidding strategies in online advertising. We explore the challenges …

We study the liquid welfare in sequential first-price auctions with budget-limited buyers. We
focus on first-price auctions, which are increasingly commonly used in many settings, and …

In recent years, the growing adoption of autobidding has motivated the study of auction
design with value-maximizing auto-bidders. It is known that under mild assumptions, uniform …

It has become the default in markets such as ad auctions for participants to bid in an auction
through automated bidding agents (autobidders) which adjust bids over time to satisfy return …

We study the price of anarchy of the generalized second-price auction where bidders are
value maximizers (ie, autobidders). We show that in general the price of anarchy can be as …

We study a game played between advertisers in an online ad platform. The platform sells ad
impressions by first-price auction and provides autobidding algorithms that optimize bids on …

It has become the default in markets such as ad auctions for participants to bid in an auction
through automated bidding agents (autobidders) which adjust bids over time to satisfy return …