proposes a Market Power Network Index (MPNI), which uses network parameters to measure banks' market power. This network … structure shows a formation of bank clusters that are involved in competition. Specifically, network properties, such as …-bank market, and network density, do go on to explain banking competition. It is interesting to note that crisis periods witness a …

of financial news. We start by constructing weekly co-occurrence network matrices following Ronnqvist and Sarlin (2015 …) text-to-network approach. Using the COVID-19 pandemic as an external shock, we examine how bank networks behave during high …