@article{aguidetoimpactevaluationundersample,
  title = {A Guide to Impact Evaluation under Sample Selection and Missing Data: Teacher's Aides and Adolescent Mental Health},
  author = {Simon Calmar Andersen and Louise Beuchert and Phillip Heiler and Helena Skyt Nielsen},
  year = {2023},
  eprint = {2308.04963},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2308.04963v1},
}