@article{validandunobtrusivemeasurementofreturns,
  title = {Valid and Unobtrusive Measurement of Returns to Advertising through Asymmetric Budget Split},
  author = {Johannes Hermle and Giorgio Martini},
  year = {2022},
  eprint = {2207.00206},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2207.00206v1},
}