5deminguc - Kunt, Harry Huixinga. Determinants of Commercial Bank Inerest Margins and Profitability: Some International Evidence [J] ,The World Bank Economic Review, 1999, (13) :379 - 408.
6Laura Cavallo 2001 Scale and scope economies in the European banking systems, Journal of Multinational Financial Management 11,515-531.
8White, Eugene. Before the Glass - Steagall Act: An Analysis of the Investment Banking Activities of National Banks [J] Explorations in Economic History, 1986,23:33- 55.
9Dewatripont, Maskin. Credit and efficiency in centralized and decentralized economies[J]. Review of Economic Studies, 1995,62: 51-555.
10Dewatripont,Roland. Soft budget constraints, transition and financial systems[M]. Planning, Shortage and Transformation, MIT Press, 1999.
