Code and data for "Historical trend in educational homophily: U-shaped or not U-shaped?"

Code and data for the research paper
Naszodi, A. (2023) Historical trend in educational homophily: U-shaped or not U-shaped? Or, how to set a criterion to choose a criterion? https://arxiv.org/abs/2305.00231

本研究论文的配套代码与数据集：作者Naszodi, A.（2023），论文标题《教育同配性（educational homophily）的历史趋势：呈U型还是非U型？抑或，如何为选择准则设定准则？》，论文链接：https://arxiv.org/abs/2305.00231