@article{knowledgeaccumulationprivacyandgrowthin,
  title = {Knowledge Accumulation, Privacy, and Growth in a Data Economy},
  author = {Lin William Cong and Danxia Xie and Longtian Zhang},
  year = {2021},
  eprint = {2109.10028},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2109.10028v1},
}