Sustaining Cooperation with Multiple Relationships: Multiplexity on Social Networks

Multiplexity, the pattern that individuals interact on not only one, but multiple types of relationships, is an important but largely understudied topic. Consider an individual who has an additional link, with whom will she form the link? With a current neighbor (i.e., to multiplex), or a stranger? Under which conditions will the individual prefer one over another? We build a theoretical model ...