3 papers
cs.GT2024
Proportional Dynamics in Linear Fisher Markets with Auto-bidding: Convergence, Incentives and Fairness
Juncheng Li, Pingzhong Tang
Proportional dynamics, originated from peer-to-peer file sharing systems, models a decentralized price-learning process in Fisher markets. Previously, items in the dynamics operate…
cs.GT2024
Price Competition in Linear Fisher Markets: Stability, Equilibrium and Personalization
Juncheng Li, Pingzhong Tang
Linear Fisher market is one of the most fundamental economic models. The market is traditionally examined on the basis of individual's price-taking behavior. However, this assumpti…
cs.GT2024
Vulnerabilities of Single-Round Incentive Compatibility in Auto-bidding: Theory and Evidence from ROI-Constrained Online Advertising Markets
Juncheng Li, Pingzhong Tang
Most of the work in the auction design literature assumes that bidders behave rationally based on the information available for every individual auction, and the revelation princip…