| 单词 | reciprocal altruism |
| 释义 | reciprocal altruism Reciprocal altruism shows that such income plays an important social role. Times, Sunday Times So alongside reciprocal altruism there evolved ways of identifying people who would - if you did a favour for them - do a favour back. Times, Sunday Times What other human behaviour has its origins in reciprocal altruism? Times, Sunday Times Surely, cooperation and reciprocal altruism - so central for the evolution of our societies - would be better served if we removed the obstacles for cooperation between groups by speaking fewer languages? The Times Literary Supplement We pass on our genes as individuals, but we survive only as groups, which depend on habits of reciprocal altruism and, at times, self-sacrifice. Times, Sunday Times |
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