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Giannis Tyrovolas

2 accepted papers

2025

Fraud-Proof Revenue Division on Subscription Platforms

ICML 2025poster

We study a model of subscription-based platforms where users pay a fixed fee for unlimited access to content, and creators receive a share of the revenue. Existing approaches to detecting fraud predominantly rely on machine learning methods, engaging in an ongoing arms race with bad actors. We explo…

Cited by 0SourcePDFScholar
2024

Unravelling Expressive Delegations: Complexity and Normative Analysis

AAAI 2024technical

We consider binary group decision-making under a rich model of liquid democracy: agents submit ranked delegation options, where each option may be a function of multiple agents' votes; e.g., "I vote yes if a majority of my friends vote yes." Such ballots are unravelled into a profile of direct votes…

Cited by 2SourcePDFScholar