@article{theridgepathestimatorforlinear,
  title = {The Ridge Path Estimator for Linear Instrumental Variables},
  author = {Nandana Sengupta and Fallaw Sowell},
  year = {2019},
  eprint = {1908.09237},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1908.09237v1},
}