@article{coppock_ekins_kirby_2018,
  author = {Coppock, Alexander and Emily Ekins and David Kirby},
  title = {{The Long-lasting Effects of Newspaper Op-Eds on Public Opinion}},
  journal = {Quarterly Journal of Political Science},
  year = {2018},
  volume = {13},
  number = {1},
  pages = {59-87},
  doi = {10.1561/100.00016112}
}