O, Ajao A; T, Ogunniyi L - In: The IUP Journal of Applied Economics IX (2010) 4, pp. 59-68
: This study uses a multistage Data Envelopment Analysis (DEA) to estimate the productive efficiency of commercial banks in Nigeria. Thirteen banks with detailed information required were selected for the purpose. Three types of efficiencies were estimated and it was found that about 25% of the...