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Table 1 Summary of network topological measures by sector where \(\overline{k}_{\mathrm{in}}\) and \(\overline{k}_{\mathrm{out}}\) stand for the average in-degree and out-degree, respectively

From: Assessing the risk of default propagation in interconnected sectoral financial networks

Sector Size (%) \(\overline{k}_{\mathrm{in}}\) \(\overline{k}_{\mathrm{out}}\) Default (%) Rank hub Rank auth
Financial institutions 0.046 39.613 45.529 3.650 17 1
Energy 0.083 12.844 8.666 1.111 14 2
Financial services 1.165 6.300 20.265 0.786 13 3
Utilities 1.529 5.589 5.903 1.264 11 4
Telecoms technology & media 3.299 5.960 5.194 1.776 2 5
Basic materials 2.745 5.789 5.350 2.782 6 6
Transportation 4.064 5.411 4.336 1.868 1 7
Retail 23.593 3.973 3.233 1.217 12 8
Retailers 4.273 5.001 3.613 1.885 5 9
Capital goods & industrial services 8.689 4.528 3.098 1.866 9 10
Autos, components & durable goods 1.470 4.454 2.991 1.786 10 11
Consumer & healthcare 7.055 3.259 3.770 1.539 8 12
Construction & infrastructure 8.907 3.067 3.270 3.071 3 13
Unknown 10.159 0.930 1.413 1.942 15 14
Real rstate 6.843 1.517 1.844 3.603 7 15
Leisure 12.861 2.509 2.512 1.511 4 16
Institutions 3.219 5.547 10.764 0.535 16 17