This paper puts forward a novel approach to the analysis of direct contagion in financial networks. Financial systems are here represented as flow networks -i.e., directed and weighted graphs endowed with source nodes and sink nodes - and the propagation of losses and defaults, originated by an...

This paper focuses on the role of trade credit in agri-food supply chains, with particular reference to a context of financial turmoil and credit rationing. Trade credit enhances the resilience of firms to liquidity shocks and creates systemic risk. These features of trade credit are...