Dimitrios Kyriakou is Senior Analyst of the Knowledge for Growth Unit at the Institute for Prospective Technological Studies Joint Research Centre, European Commission, Spain. Manuel Palazuelos Martínez is Project leader of the Knowledge for Growth Unit at the Institute for Prospective Technological Studies Joint Research Centre, European Commission, Spain. Inmaculada Periáñez-Forte is Scientific Officer of the Knowledge for Growth Unit at the Institute for Prospective Technological Studies Joint Research Centre, European Commission, Spain. Alessandro Rainoldi is Head of the Knowledge for Growth Unit at the Institute for Prospective Technological Studies Joint Research Centre, European Commission, Spain.