Abstract
The world has witnessed since a while that many developing and advanced countries tend to enter into regional and non regional agglomeration in commercial treaties besides many developing countries joining World Trade Organization. These agglomerations seeks to a chieve many aims including economical and political ones. In the islamic world countries they are trying to get rid of dominance of economical dependence which strikes the economy of the six agglomeration countries ( eight islamic countries – ECWAS – ECO – GCC – ECAS - UMA ) to achieve complementary economic.
