, a stock correlation network is built to find the intracommunity and inter-community relationship. Design …/methodology/approach: The stock correlation network is built taking the vertices as stocks and edges as correlation coefficients of logarithm … after transferring the network into un-weighted with different thresholds. Findings: The result of the network community …

level shocks through the network. Using earnings surprises as a proxy for firm shocks, we find that our model's aggregation … is significantly correlated with the aggregate market return. Also, the network structure estimated by our model can …

-publication networks. Embeddedness refers to the network positioning of regions captured in terms of social network analytic (SNA …) centrality measures. The objective is to estimate how region-internal and region-external factors influence network embeddedness … in the distinct network types, in order to identify differences in their driving factors at the regional level. In our …

particular it is important to define the network organization and the functions associated to the different network partitions … relevant network components as communities. The method is also useful to represent the network community structure, especially … the network hierarchical structure. The application of the methodologies is based on the Italian interlocking directorship …

than to other members of the network. In this paper, we identify such communities in the European R&D network using data on …

methodological tools assessing network characteristics at the dyadic level are lacking for aggregated networks (such as the network … knowledge flows. To do so we first define a new measure to assess 'network proximity' at the level of the regional dyad, based … European countries (France, Germany, Italy, Spain, the United Kingdom). The studied network is then composed of all the …

markets across the globe, call for taking a “macro” view on the interconnections arising in the clearing network. Based on the … analysis of derivatives transactions data reported under the EMIR Regulation we reconstruct the network of relationships in the …-cleared derivatives network is modelled in the form of a multiplex network where each layer is represented by a derivatives asset class …

particular it is important to define the network organization and the functions associated to the different network partitions … relevant network components as communities. The method is also useful to represent the network community structure, especially … the network hierarchical structure. The application of the methodologies is based on the Italian interlocking directorship …