Brussels, 29/11/2011 (Agence Europe) - European airports are finding it difficult to set up an instrument to enhance operational efficiency, as promoted since 2008 by Eurocontrol (European Organisation for the Safety of Aviation) and the Airports Council International (ACI). Such a situation recalls to mind the poor progress made by member states in building the European Single Sky, as bemoaned by the European Commission last week (see EUROPE No10503). The Airport Collaborative...