@article{theeconomiccostsoftherussiaukrainewar,
  title = {The Economic Costs of the Russia-Ukraine War: A Synthetic Control Study of (Lost) Entrepreneurship},
  author = {David Audretsch and Paul P. Momtaz and Hanna Motuzenko and Silvio Vismara},
  year = {2023},
  eprint = {2303.02773},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2303.02773v1},
}