respect to their network position while their names do not matter. Existence of certain stable network structures is then … empty or complete network are always pairwise stable, stable symmetric networks exist, or stable networks with a connected … pairwise stable network is an NSG if utility is given by Bonacich centrality. …

Ostrovsky [10] develops a theory of stability for a model of matching in exogenously given networks. For this model a … substitutability and cross side complementarity. Given this preference domain I analyze the interplay between properties of the network … stable network, and (v) the existence of an efficient and individually stable network. These equivalences also provide a …

We present a multi-country theory of economic growth in which countries are connected by a network of mutual knowledge … industrial revolution, followed by decreasing relative inequality. Knowledge diffusion through a Small World network explains the …

efficient network maximizing social welfare, and find that the efficient graph is either empty, complete or shows a strong core … counterfactual analyses, taking into account that the network and production can dynamically adjust to shocks or policy interventions ….6%. Our study further reveals that when ignoring the network structure the impact of firm exit or mergers is significantly …

, incomplete and irregular network can be stable, with firms observing high variance signals acting as "critical nodes". Finally …, when signals are correlated, the empty network may not be pairwise stable when the number of firms and/or correlation are …

In all empirical-network studies, the observed properties of economic networks are informative only if compared with a … network) that are unrealistic for most economic networks like the World Trade Web (WTW). In this paper we study the evolution … of the WTW using a recently-proposed family of null network models. The method allows to analytically obtain the expected …

We introduce a simple two-stage game of endogenous network formation and information sharing for reasoning about the … then we study how the network design and the utility specifications affect welfare. Surprisingly, we find that in general … "babblers" or "friends", irrespective of whether the network is unilateral or bilateral, in equilibrium, targeted information …