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Sponsored AI Networking Cookbook: Practical recipes for AI-assisted network automation and development AI Networking Cookbook: Practical recipes for AI-assisted network automation and development

Author

Zi-He Wang

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Preprint Sep 2026

From Bilateral Trade to Matching Markets: Sharp Gains from Trade

We study gains from trade in matching markets with independent private values and costs, Bayesian incentive compatibility, interim individual rationality, and no expected budget deficit. A second-best guarantee for finite bilateral trade extends without loss to matching markets with independent Borel priors, arbitrary...

Zheng-Yang Liu, Ying Qin, Zi-He Wang · 2 citations · ⚡1
Preprint Sep 2026

Sharp Second-Best Welfare in Bilateral and Matching Markets

How much social welfare must a market lose because values are private? We determine the sharp ratio of second-best to first-best welfare under independent nonnegative types, Bayesian incentive compatibility, interim individual rationality, and no expected budget deficit. The ratio is approximately $0.8882516903$ for ar...

Zheng-Yang Liu, Ying Qin, Zi-He Wang · 0 citations

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