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Table 3 Decomposition of the fixed base \( \Delta {A}_i^{0, t} \) into population \( \Delta {PA}_i^{0, t} \) and infrastructure \( \Delta {IA}_i^{0, t} \)components

From: Drivers of changes in Spanish accessibility for the 1960–2010 period

  Fixed based indices Percentage variation (%)
ΔA i 60,t ΔPA i 60,t ΔIA i 60,t ΔA i 60,t ΔPA i 60,t ΔIA i 60,t
70/60 1.12 1.12 1.00 11.78 11.51 0.23
80/60 1.29 1.23 1.05 29.42 23.14 4.98
90/60 1.38 1.27 1.09 37.91 26.71 8.73
00/60 1.50 1.31 1.14 49.88 30.85 14.50
10/60 1.78 1.50 1.19 78.10 50.08 18.72