@article{aina2020frustration,
  title={Frustration and anger in the Ultimatum Game: An experiment},
  author={Aina, Chiara and Battigalli, Pierpaolo and Gamba, Astrid},
  journal={Games and Economic Behavior},
  volume={122},
  pages={150--167},
  year={2020},
  publisher={Elsevier}
}