@article{counterfactualandsyntheticcontrolmethod,
  title = {Counterfactual and Synthetic Control Method: Causal Inference with Instrumented Principal Component Analysis},
  author = {Cong Wang},
  year = {2024},
  eprint = {2408.09271},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2408.09271v2},
}