the network structure in a data set of collaborating economists. While we find support for the hypothesis of transitivity …

neighbours, weighted (to differing degrees) by the centrality of these neighbours in the network, when revising their SOLE. This … allows us to analyze the effects of the centrality of linked network neighbours on the amplitude of aggregate fluctuations … attached to the eigenvector centrality, of linked network neighbours. The dispersion of this effect about its mean is shown to …

out-of-sample forecast of portfolio returns and network centrality-based trading strategies seem to outperform market …This paper contributes to model the industry interconnecting structure in a network context. General predictive model … interdependency networks. Empirical results show a denser network with heterogeneous central industries in tail cases. Network …

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 … predicted by a weighted Bonacich centrality index, with weights accounting for distance-two relations. We find that both maximal …

.An exploration of the micro aspects of the network yields three findings: one, the average number of co-authors is very small but … the economics world has the structure it does. The second part of the paper develops a simple theoretical model of co-authorship …