References
- Altunbas , Y. and Chakravarty , S. P. 1998 . Efficiency measures and the banking structure in Europe . Economics Letters , 60 : 205 – 208 .
- Berger , A. N. 1993 . Distribution-free estimates of efficiency in the U.S. banking industry and tests of the standard distributional assumptions . Journal of Productivity Analysis , 4 ( 3 ) : 61 – 92 .
- Berger , A. and Mester , L. 1997 . Inside the black box: what explains differences in the efficiencies of financial institutions? . Journal of Banking and Finance , 21 : 895 – 947 .
- Berger , A. N. and Humphrey , D. B. 1997 . Efficiency of financial institutions: international survey and directions for future research . European Journal of Operational Research , 98 : 175 – 212 .
- Maudos , J. , Pastor , J. M. and Pérez , F. 2001 . Competition and efficiency in Spanish banking sector the importance of specialization . Applied Finance Economics , forthcoming
- Shorrocks , A. F. 1980 . The class of additively decomposable inequality measures . Econometrica , 48 : 613 – 625 .