منابع مشابه
Reciprocity on Demand
Two competing models concerning food transfers prominent in the anthropological literature conceptualize such transfers either as sharing or as exchange. Sharing is understood as situational transactions formed through demands and unconditional giving, whereas reciprocal exchange is understood in terms of networking and keeping score. I propose that the picture is more complicated than these cl...
متن کاملOn Reciprocity
e description of the reciprocity phenomenon is more tricky than it is supposed in grammatical handbooks: It must cover both the issues of lexicon and of syntax and of their interplay as well. e lexical counterpart of the English expression each other is not the central (core) means for denoting reciprocity in some Slavonic languages, esp. in Czech. e troublemaking Czech reflexive se/siplays ...
متن کاملReport- and Reciprocity-Based Incentive Mechanisms for Live and On-Demand P2P Video Streaming
The popularity of video streaming in the Internet has continuously increased and traffic generated by such applications has become a large portion of the Internet traffic. The Peer-to-Peer (P2P) approach is becoming popular due to better scalability and reduced distribution cost. Live streaming and Video-on-Demand (VoD) are two fields of video streaming which have been treated as completely dif...
متن کاملOn intrapersonal reciprocity
The existence of conflicts between different sets of genes within the genome is now widely accepted. But where there is conflict, there are also benefits to be gained from cooperation between the contending parties to reduce conflict costs. The potential for reciprocal altruism (Trivers, 1971) within an individual organism has hitherto attracted little attention but raises the possibility of co...
متن کاملDirect reciprocity on graphs.
Direct reciprocity is a mechanism for the evolution of cooperation based on the idea of repeated encounters between the same two individuals. Here we examine direct reciprocity in structured populations, where individuals occupy the vertices of a graph. The edges denote who interacts with whom. The graph represents spatial structure or a social network. For birth-death or pairwise comparison up...
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ژورنال
عنوان ژورنال: Human Nature
سال: 2015
ISSN: 1045-6767,1936-4776
DOI: 10.1007/s12110-015-9236-5