RCAij是j国i产业的显示比较优势指数,若RCAij>2.5,则表明( )
A.j国i产业的竞争力较弱
B.j国i产业的竞争力一般
C.j国i产业的竞争力较强
D.j国i产业的竞争力极强
正确答案是D
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