3LEVINE R. 1997. Financial development and economic growth. :views and agenda[ J ]. Journal of Economic Literature, ( 6 ) : 688 - 726.
4PORTEOUS D J. 1995. The geography of finance, spatial dimension of intermediary behavior[ M ]. Aldershot: Avebery press.
5KINDERBERGER C. 1974. The formation of financial centers : A study in comparative economic history [ J ]. Princeton Studies in International Finance Princeton, (36) : 33 -43.