3Ando, M., (2006)"Fragmentation and Vertical Intra-in- dustry Trade in East Asia, "North American Jottrnal of Economics and Finance, 17,pp.257-281.
4Development Bank Working Paper Series on Regional E- conomic Integration Nr. 10.Sawyer, W. C., Sprinkle, R. L. and Tochkov, K., (2010)"Patterns and Determinants of Intra-indus- try Trade in Asia, "Journal of Asian Economics, 21 ,pp.485-495.
5Sohn, C.H., & Zhang, Z., (2005)"How Intra-industry Trade is Related to Income Difference and Foreign Direct Invest- ment in East Asia", Asian Economic Papers 4, pp. 143-156.
6Glenn Harrison, Thomas Rutherford, David Tarr. "Quali- fying the Uruguay Round",Economic Journal,Sep 97, Vol.107, Issue444.
7Tsunehiro Otsuki, John S.Wilson and Mirvat Sewadeh, "Saving Two in a Billion Quantifying the Trade Effect of Euro- pean Food Safety Standards on African Exports" ,Food Policy, 2001(26).