Cheap talk when interests conflict.

  title={Cheap talk when interests conflict.},
  author={Silk and Kaldor and Boyd},
  journal={Animal behaviour},
  volume={59 2},
Most evolutionary analyses of animal communication suggest that low-cost signals can evolve only when both the signaller and the recipient rank outcomes in the same order. When there is a conflict of interest between sender and receiver, honest signals must be costly. However, recent work suggests that low-cost signals can be evolutionarily stable, even when the sender and the receiver rank outcomes in different orders, as long as the interest in achieving coordination is sufficiently great. In… CONTINUE READING

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