1. Monopoly and Competition in Banking;Alhadeff,1954
2. Comparing Financial Systems;Allen,2000
3. Amel, D., 1995. State laws affecting the geographic expansion of commercial banks. Unpublished Working Paper, Board of Governors of the Federal Reserve System.
4. American Council of State Savings Supervisors, 1991. The Savings and Loan Crisis: The Dual System Unfairly Attacked, Washington, DC.
5. Ashcraft, A., 2001. New evidence on the lending channel. Federal Reserve Bank of New York Working Paper.