@article{asymptoticequivalenceofprincipalcomponen,
  title = {Asymptotic equivalence of Principal Components and Quasi Maximum Likelihood estimators in Large Approximate Factor Models},
  author = {Matteo Barigozzi},
  year = {2023},
  eprint = {2307.09864},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2307.09864v5},
}