We examine the formation of networks among a set of players whose payoffs depend on the structure of the network. We … network or only on the link itself. A final aspect is whether or not players can pay other players to refrain from forming … related either to accounting for a specific type of externality, or to dealing with the combinatorial nature of network …

Recent research in the field of network economics has shown how explicitly modelling the network structure of social … empirical evidence. Despite their critical importance to many environmental problems, network structures and dynamics have been … largely disregarded by the environmental economics literature. This paper aims to begin to fill this gap by analyzing how …

neighbors in the social network. The same activities often exert externalities that cumulate in "stocks" affecting agents … network of social relations, as agents display strategic substitution with distance-two neighbors. We show that behavior is … behavior and key-players tend to move to the periphery of the network, and we discuss the effect of close-knit communities and …

restricted through a network of existing relationships and traders bargain over the division of available gains from trade along … point of a set of intuitive value function equations and study efficiency and the relationship between network structure and … ; Middlemen ; Network …

, leading us to conclude that economics is an emerging small world. A crucial stable feature of the network over this period is … component - covering only 15% of the population. However, by the 1990's economics was much more integrated, with the giant … themselves). The world of economics is thus a collection of inter-linked stars. We also find that a growth in the average number …