This book constitutes the proceedings of the second International Workshop on Mechanism Design in Social Networks, MNet 2025, held in conjunction with IJCAI 2025, in Montreal, Canada, during August 1622, 2025.

The 5 full papers included in these proceedings were carefully reviewed and selected from 11 submissions. They provide a cross-disciplinary study and communication on the research of mechanism design and social networks..

Inhalt

.- Federated Learning with Free-Riding in a Duopoly Market.
.- Generalizing I4EA Mechanisms in Online Cooperative Games via 0-1 Decomposition.
.- Research on Link Prediction Algorithms Based on Graph Machine Learning.
.- Protecting Targets in Partitioned Networks.
.- An Experimental Study on the Fairness of Reward Allocation in Online Cooperative Games.