4Farrell M J. The measurement of productive efficiency[J]. Journal of the Royal Statistical Society, 1957,A120(3) :253-281.
5Charnes A, Cooper W W, Rhodes E. Measuring the efficiency of decision making units[J]. European Journal of Operational Research 1978,2:895-947.
6Barth James, Caprio Jr Gerard. A Comparative Study of Efficiency in European Banking[R]. Wharton Financial Institutions Center. Working Paper No. 00-17,2000.
7Berger Allen N, Humphrey David B. Efficiency of Financial Institutions: International Survey and Directions for Future. Reaear[A]. Banking Systems Around the Globe-Do Regulations and Ownership Affect Performance and Stability? [C]. Econpaper No. 1097,2000.
