Replication Data for: Fixed Effects and Beyond. Bias Reduction, Groups, Shrinkage, and Factors in Panel Data

This is the replication package for \"Fixed Effects and Beyond. Bias Reduction, Groups, Shrinkage, and Factors in Panel Data,\" accepted in 2025 by the Journal of Political Economy.

本复现包为《固定效应（Fixed Effects）及拓展：面板数据（Panel Data）中的偏差缩减（Bias Reduction）、分组（Groups）、收缩（Shrinkage）与因子（Factors）》一文的配套材料，该文已于2025年被《政治经济学杂志》（Journal of Political Economy）录用。