Accessibility and territorial cohesion in a case of transport infrastructure improvements with changing population distributions

European Transport Research Review

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Table 3 Inequality indicators of average road speeds in the historical network and in the network used for modelling

Regional speeds distribution	Network 1971 (r)	Network 2012		Network 2006 (I)	Network 2030 (II – IV)
Regional speeds distribution			% dif			% dif
Coeff. of variation	0.106	0.080	−24.43	0.233	0.193	−17.32
Gini index	0.057	0.042	−27.26	0.124	0.105	−15.29
Theil (0)	0.006	0.003	−42.75	0.031	0.020	−36.02
Atkinson (0.5)	0.003	0.002	−42.70	0.017	0.011	−39.01

Note: case numbers (I to IV) are given between parentheses. Case r serves as a reference for the relative differences in the historical trends; case I serves as a reference for the relative differences in the modelling results