@article{paperid:1031669, author = {Behname, Mehdi}, title = {The Compare of concentration and Efficiency in Banking industry: An Evidence from the OPEC Countries}, journal = {Eurasian Journal of Business and Economics}, year = {2012}, volume = {5}, number = {10}, month = {December}, issn = {1694-5948}, pages = {15--24}, numpages = {9}, keywords = {Structure-Conduct-Performance; Efficiency Structure; Banking Industry; OPEC Countries; Profitability}, }