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7 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What are the requirements for reciprocal altruism?
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-B>C
-Repeated interactions |
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Conditions for a prisoners dilemma?
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DC > CC > DD > CD
CC > (DC + CD)/2 |
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What are the characteristics of tit for tat?
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-nice
-retaliatory -forgiving |
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What are the weaknesses of tit for tat?
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-susceptible to mutual recrimination (locked into mutual defection--"nash equilibrium")
-doesn't exploit undiscriminating altruists |
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What are the psychological adaptations to support cooperative behavior? how ?
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-trust
-overcoming greed -discriminating against non-reciprocators |
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how/why does cooperation occur (neurobiology)?
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-overcoming fear of betrayal:OT suppresses amygdala
-sensitivity to future rewards from mutual cooperation (5-HT augments OFC) -empathy and guilt (OFC) -reward from reciprocated cooperation (OT augments VSTR) |
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What does in the anterior insula do?
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tracks changes in the state of the viscera--“gut” feelings that bias decision-making (aversive reaction to unreciprocated cooperation)
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