@article{blair_cooper_coppock_humphreys_2019,
  author = {Blair, Graeme and Cooper, Jasper and Coppock, Alexander and Humphreys, Macartan},
  title = {{Declaring and Diagnosing Research Designs}},
  journal = {American Political Science Review},
  year = {2019},
  volume = {113},
  number = {3},
  pages = {838--859},
  doi = {10.1017/s0003055419000194}
}