Regional development and concentration of economic activity in countries from EU is a favorite topic for European researchers, due to the relevance of some possible conclusions for EU policies on the Single Market and convergence of European regions and territories. As result of Eurostat data procession, entropic index values document an increase in layer to layer economic concentration, local to regional, regional to national and national to European level, suggesting that the European economy could be seen as a globalized and stratified one, built from several economic layers and based on concentrated economic growth from the lower to the upper layer