2 papers
cs.LG2026
Emergent Specialization in Learner Populations: Competition as the Source of Diversity
Yuhao Li
How can populations of learners develop coordinated, diverse behaviors without explicit communication or diversity incentives? We demonstrate that competition alone is sufficient t…
econ.EM2025
Data-Driven Tuning in Kernel Specification Tests: Selection Asymptotics, Validity, and Power
Yuhao Li
We develop model checks for conditional moment restrictions whose tuning parameters, the kernel bandwidth and the regularization level, are selected by cross-validation. The tests…