@article{simplealternativestothecommoncorrelated,
  title = {Simple Alternatives to the Common Correlated Effects Model},
  author = {Nicholas L. Brown and Peter Schmidt and Jeffrey M. Wooldridge},
  year = {2021},
  eprint = {2112.01486},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2112.01486v1},
}