Building on previous works on business fluctuations, we model the propagation of financial distress in a network of regions, each populated by heterogeneous interacting firms and banks. In order to diversify risk, firm sell goods outside their own region and borrow from banks located there....

Building on previous works on business fluctuations, we model the propagation of financial distress in a network of regions, each populated by heterogeneous inter- acting firms and banks. In order to diversify risk, firm sell goods outside their own region and borrow from banks located there....

We investigate the community structure of the global ownership network of transnational corporations. We find a pronounced organization in communities that cannot be explained by randomness. Despite the global character of this network, communities reflect first of all the geographical location...

This paper investigates the network features of European trading venues by analyzing the behavior of simultaneously quoted stock. Equity trading venues include both regulated Stock Exchanges (SEs) and Alternative Trading Venues (ATVs) and these represent the nodes of our network. The connections...

Consider a stock which is simultaneously traded on two venues either because its company cross-lists or because regulations allow multi-trading. We suggest that these venues represent an indirect network. Using trading volume data for nearly 22,000 equities between 2005 and 2009 we compare...

Consider a stock which is simultaneously traded on two or more venues, either because its company is cross-listed or because regulation allows multi-trading. We set the idea that these venues are 'indirectly' connected and represent a network. If the 'importance' of a venue is traditionally...