@article{albarran2017geographic,
  title={Geographic mobility and research productivity in a selection of top world economics departments},
  author={Albarran, Pedro and Carrasco, Raquel and Ruiz-Castillo, Javier},
  journal={Scientometrics},
  year={2017},
  volume={111},
  number={1},
  pages={241--265},
  doi={10.1007/s11192-017-2245-x}
}