Must the Communication Graph of MPC Protocols be an Expander?

Elette Boyle, Ran Cohen, Deepesh Data, Pavel Hubácek. Must the Communication Graph of MPC Protocols be an Expander?. IACR Cryptology ePrint Archive, 2018:540, 2018. [doi]

@article{BoyleCDH18,
  title = {Must the Communication Graph of MPC Protocols be an Expander?},
  author = {Elette Boyle and Ran Cohen and Deepesh Data and Pavel Hubácek},
  year = {2018},
  url = {https://eprint.iacr.org/2018/540},
  researchr = {https://researchr.org/publication/BoyleCDH18},
  cites = {0},
  citedby = {0},
  journal = {IACR Cryptology ePrint Archive},
  volume = {2018},
  pages = {540},
}