Mesjasz-Lech, Agata; Nowicka-Skowron, Maria - European Regional Science Association - 2013
-Hirschman concentration index, location quotient, weighted average rate of road network density and Engel's road network density index. The … road network density refers to the density of the road network in relation to the area and population of a given country …. The Engel's network density ratio in turn takes into account, apart from the area and population, the size of the …