When is Parallel Trends Sensitive to Functional Form?Jonathan Roth,Pedro H. C. Sant'AnnaECONOMETRICA(2023)引用 11|浏览2暂无评分关键词Difference-in-differences,functional form,robustness,testable implicationsAI 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