@article{generalisedmixabilityconstantregretand,
  title = {Generalised Mixability, Constant Regret, and Bayesian Updating},
  author = {Mark D. Reid and Rafael M. Frongillo and Robert C. Williamson},
  year = {2014},
  eprint = {1403.2433},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1403.2433v1},
}