Understanding something of the complexity of a financial network is one thing, influencing the behaviour of that system is another. But new tools from network science define a notion of 'controllability' that, coupled with 'centrality', could prove useful to economists and financial regulators.
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The authors acknowledge support from the European FET Open Project FOC 'Forecasting Financial Crises' (No. 255987) and from the Working Group on Networks and Systemic risk, part of the Institute for New Economic Thinking's Financial Stability Research Program.
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Galbiati, M., Delpini, D. & Battiston, S. The power to control. Nature Phys 9, 126–128 (2013). https://doi.org/10.1038/nphys2581
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