Troutt MD, DW Gribbin, M Shanker and A Zhang (2000). “Cost Efficiency Benchmarking for Operational Units with Multiple Cost Drivers.” Decision Sciences 31(4): 813-832.
Troutt MD, DW Gribbin, M Shanker and A Zhang (2000). “Cost Efficiency Benchmarking for Operational Units with Multiple Cost Drivers.” Decision Sciences 31(4): 813-832.