@article{econhot_econhot-cited-46d2c5587d1299a6,
  title = {The design versus the analysis of observational studies for causal effects: parallels with the design of randomized trials},
  author = {Donald B. Rubin},
  journal = {Statistics in Medicine},
  year = {2006},
  volume = {26},
  number = {1},
  pages = {20-36},
  doi = {10.1002/sim.2739},
  url = {https://doi.org/10.1002/sim.2739}
}