http://www.springerlink.com/content/f2p7463254203198/
On the appropriate interpretation of the revealed comparative advantage index: Implications of a methodology based on industry sector analysis 
http://www.springerlink.com/content/4444618018367806/
Monotonicity of indices of “Revealed“ comparative advantage: Empirical evidence on Hillman’s condition 
感激不尽!
 [此贴子已经被作者于2008-11-15 8:36:50编辑过]