Quaderni IRCrES 16 AltriOcse Ocse Other Ocse Altri Total Total sector sector Firm Firm UU Firm Firm VV Firm Firm SS Firm Firm TT Africa Africa Firm Firm PP Firm Firm Q Q Firm R Firm R Firm Firm II Firm Firm LL Firm Firm M M Europa Europe Europa Firm Firm NN Firm Firm O O Firm Firm GG Firm Firm HH Asia Asia Firm Firm EE Firm Firm FF Firm Firm CC Firm Firm DD 100 100 90 90 80 80 70 70 60 60 50 50 40 40 30 30 20 20 10 10 -- Firm Firm AA Firm Firm BB diversification of the top-20 companies: half companies are concentrated in one area, while the remaining half are diversified, but only two companies are present in all the five geographic areas examined here. SudAmerica America South America Sud Graph 2. Export diversification of top-20 exporters. Source: Own elaboration based on Istat data. 6. INDUSTRIAL DISTRICTS OF THE SHIPBUILDING SECTOR The location of the leaders has a direct reference in the main Italian industrial districts of the shipbuilding sector, confirming the role played by the territory and by the local supply chain. The latter is one of the most important determinants of the Italian leaders’ competitive advantage. Table 11. Leaders and their industrial district FINCANTIERI Industrial district Trieste AZIMUT-BENETTI Viareggio-Livorno FERRETTI Rimini-Pesaro SANLORENZO La Spezia THE ITALIAN SEA GROUP Massa-Carrara CANTIERE NAVALE VISENTINI Venezia C.R.N. Rimini OVERMARINE GROUP Viareggio CANTIERE NAVALE VITTORIA Rovigo PALUMBO SUPERYACHTS Ancona AMICO & CO. Genova CANTIERE DEL PARDO Forlì-Cesena CANTIERE DELLE MARCHE Ancona SOLARIS YACHTS Udine Source: Own elaboration based on Istat data. 29