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Xi-Chun Zhang

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Open access Sep 2026

Cross-Sectional Return Prediction in China’s A-Share Market Based on Lasso and XGBoost: A Comparison with the Fama–MacBeth Multi-Factor Model

The intrinsic mechanism of multi-indicator deviation is explained, the applicable boundaries of factor dimensionality of different models are defined, and a reference for target lightweight modeling for small and medium-sized institutions is provided.

Xi-Chun Zhang · 0 citations

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