We model a bipartite network in which links connect agents with public goods. Agents play a voluntary contribution game in which they decide how much to contribute to each public good they are connected to. We show that the problem of finding a Nash equilibrium can be posed as a non-linear...

This paper explores a voluntary contribution game in the presence of warm-glow effects. There are many public goods and each public good benefits a different group of players. The structure of the game induces a bipartite network structure, where players are listed on one side and the public...

Der anthropogene Treibhauseffekt gilt weithin als das vorrangige Umweltproblem unserer Zeit. Da die Folgen einer Klimaänderung eine globale Dimension besitzen und kein Staat im Alleingang den Ausstoß von Treibhausgasen genügend senken kann, ist politisches Handeln auf internationaler Ebene...