6HoenA R, O osterhaven J. On the measurement of comparative advantage[J]. The Annals of Regional Science, 2006, 40(3): 678-683.
7Utku U,Dilek S. Revealed comparative advantage and competitiveness: evidence for Turkey vis-a-vis the EU/15[C].European Study Group 6 th Annual Conference, 2004.
8Wittwer G, Berger N, Anderson K. A model of the world's wine markets[J]. Economic Modelling, 2003, 20 (3):487-506.