@article{ay-ja-e5hz6jchukpcttcs,
  author = {Aaron S. Yelowitz},
  title = {Using the Medicare Buy-In Program to Estimate the Effect of Medicaid on SSI Participation},
  journal = {Economic Inquiry},
  year = {2000},
  volume = {38},
  number = {3},
  pages = {419--441},
  doi = {10.1111/j.1465-7295.2000.tb00027.x},
  url = {https://doi.org/10.1111/j.1465-7295.2000.tb00027.x}
}