@article{finitetimeoptimalityofbayesianpredictors,
  title = {Finite-time optimality of Bayesian predictors},
  author = {Daniil Ryabko},
  year = {2018},
  eprint = {1812.08292},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1812.08292v2},
}