@article{unifiedgrowththeorycontradictedbythe5,
  title = {Unified Growth Theory Contradicted by the Absence of Takeoffs in the Gross Domestic Product},
  year = {2016},
  eprint = {1601.04686},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1601.04686v2},
}