@article{mechanismdesignforfederatedlearningwithn, title = {Mechanism Design for Federated Learning with Non-Monotonic Network Effects}, author = {Xiang Li and Bing Luo and Jianwei Huang and Yuan Luo}, year = {2026}, eprint = {2601.04648}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2601.04648}, }