@inproceedings{aaai2025wald,
  author    = {Hattori, Takumi and Kubota, Kohsuke and Ochiai, Keiichi},
  title     = {Wald-Differences-in-Differences Estimation without Individual-Level Treatment Data},
  booktitle = {AAAI'25 Workshop on Artificial Intelligence with Causal Techniques},
  year      = {2025}
}