The present paper analyzes a network formation problem, mainly based on the framework presented in Bala and Goyal (2000 … the sum of the number of edges it includes. We obtain as a result that the only Nash structure is the circle network … same time it minimizes the costs of network formation. …

analysed by applying the main lessons from the theory of network industries. This is justifiable on the grounds that the … payment systems industry inherently has many characteristics in common with network industries. On the other hand, since the … provision of payment services also has many special characteristics, the regulatory tools commonly used in many other network …

(either a monopoly or a regulator). In network systems where competition has flourished, decentralized solutions work better … examples show how decentralized mechanisms may develop throughout network utilities. …

A network consisting of suppliers, agents, and distributors is considered. The flow of orders and deliveries between … the different elements are determined. A monotonic game for the customers in the network is described. …

logically interconnected propositions. I investigate decision problems, in which the agenda is a network, composed of atomic … in standard propositional logic. By extending the logic, I prove that, for any network, decision rules satisfying the …

spreads in different networks in which agents interact by word of mouth. We define a regular network, a randomly generated … network and a small world network structured as graphs consisting of agents (vertices) and connections (edges), situated on a … heterogeneous agents; (2) network architecture within which the interaction takes place; (3) geographical distribution of agents and …

set and in the buyers’ reservation prices are established in a simple network model of a market. …

network with arbitrary topology, with users having arbitrary but fixed routes. In the network case, the distributed mechanism …