XU Zhang
徐 张
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Hi! I'm Zhang XU (徐张), a PhD student in Economics at Renmin University of China.
Interest: economics of algorithm, information design, mechanism design
Email: xuzhang (at) ruc.edu.cn
Publications
Publications
None
Working Papers
Working Papers
"Privacy-Constrained Signals," with Wei ZHAO, 2025.
The characterization of feasible signal structures subject to general privacy constraints.
"Privacy Structure and Blackwell Frontier," with Wei ZHAO, 2025.
The Blackwell frontier for graph-based privacy structure (including differential privacy) can be linked to semi-chain.
"On Mechanism Underlying Algorithmic Collusion," with Wei ZHAO, 2024.
Algorithmic collusion is due to forced convergence, while discount factor slows down its convergence.
"Algorithmic Collusion and Price Discrimination: The Over-Usage of Data," with Mingsheng ZHANG and Wei ZHAO, 2024.
AIs can collude through market allocation, while different allocation schemes emerge with different market segmentations.
Work in Process
Work in Process
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