Wanke, Peter; Barros, Carlos P.; Faria, João R. - In: European Journal of Operational Research 240 (2015) 1, pp. 258-268
This study applies the Dynamic Slacks Based Model (DSBM) developed by Tone and Tsutsui (2010) in order to assess the evolution of input saving/output increasing potentials in major Brazilian Banks from 1996 to 2011. We propose that these potentials or slacks can be used as proxies for an...