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Causal Inference Foundations1

Difference-in-Differences (DID)5

Econometrics Mini-Course: Foundations58

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合成控制法、Kink RD、双重机器学习、三重差分

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Causal Inference FoundationsWhy causal questions need special designs
Difference-in-Differences (DID)From classic 2×2 to staggered adoption
Panel DataFixed effects and beyond
Econometrics Mini-Course: FoundationsOLS intuition, variable handling, endogeneity, discrete & truncated models

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