Economia29 November 2017 ENEL GROUP SUSTAINABILITY LEADERSHIP CONFIRMED ONCE AGAIN IN EURONEXT VIGEO EIRIS INDICES editorThe company has kept its spot in the Euronext Vigeo- World 120, Eurozone 120 and Europe 120 indices as of December this year following the second half 2017 reviewAll three indices also include Enel's Spanish subsidiary Endesa