Stata tip 149: Weighted estimation of fixed-effects and first-differences modelsJohn GardnerSTATA JOURNAL（2023）引用 0|浏览0暂无评分关键词stata,weighted estimation,fixed-effects,first-differencesAI 理解论文溯源树样例生成溯源树，研究论文发展脉络Chat Paper正在生成论文摘要
