@article{fairpricingandhedgingundersmall,
  title = {Fair pricing and hedging under small perturbations of the numéraire on a finite probability space},
  author = {William Busching and Delphine Hintz and Oleksii Mostovyi and Alexey Pozdnyakov},
  year = {2022},
  eprint = {2208.09898},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2208.09898v1},
}