Responses to a simple barter task in chi
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Sarah F. Brosnan; Frans B. M. de Waal
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Article
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2005
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Springer Japan
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English
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Chimpanzees (Pan troglodytes) frequently participate in social exchange involving multiple goods and services of variable value, yet they have not been tested in a formalized situation to see whether they can barter using multiple tokens and rewards. We set up a simple barter economy with two tokens