Machine Learning, Causal Inference, Programming, Data Science.
the expected outcome μ(x,w) = E[Y_{obs}|X=x, W=w], denote the estimator as \hat{μ} CATE is given by: \hat{τ_s(x)}=\hat{μ(x,1)}-\hat{μ(x,0)} https://arxiv.org/pdf/1706.03461.pdf 3. X-Learner In reality, we often have more data in the control group than the treatment group. In situations where we