@article{kroft2016long,
  title={Long-term Unemployment and the Great Recession: the Role of Composition, Duration Dependence, and Nonparticipation},
  author={Kroft, Kory and Lange, Fabian and Notowidigdo, Matthew J and Katz, Lawrence F},
  journal={Journal of Labor Economics},
  volume={34},
  number={S1},
  pages={S7--S54},
  year={2016},
  publisher={University of Chicago Press Chicago, IL}
}