@article{howtomakecausalinferencesusingtexts,
  title = {How to Make Causal Inferences Using Texts},
  author = {Naoki Egami and Christian J. Fong and Justin Grimmer and Margaret E. Roberts and Brandon M. Stewart},
  year = {2018},
  eprint = {1802.02163},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1802.02163v1},
}