Odeck JO (1998). “Measuring Performance and Productivity Growth in Motor Vehicle Inspection Services with DEA and Malmquist Indices.” Int J Operations and Quantitative Management 4: 69-89.

O’Donnell CJ and TJ Coelli (2005). “A Bayesian Approach to Imposing Curvature on Distance Functions.” J Econometrics 126(2): 493-523.

Oduol JBA, K Hotta, S Shinkai and M Tsuji (2006). “Farm Size and Productive Efficiency: Lessons from Smallholder Farms in Embu District, Kenya.” J Faculty of Agriculture, Kyushu University 51(2): 449-458.

Oguz C and SS Parlat (2003). “An Econometric Approach to Prediction of Optimal Broiler Production Cycle Using the Coefficient of Economic Efficiency.” J Animal Feed Science 12(2): 315-324.

Olatubi WO and DE Dismukes (2000). “A Data Envelopment Analysis of the Levels and Determinants of Coal-Fired Electric Power Generation Performance.” Utilities Policy 9(2): 47-59.

O’Leary DE (1990). “Assessing the Productivity of the Expert System Development Process.? in Proceedings of the International Symposium Artificial Intelligence Application and Neural Networks, ACTA Press: 258.

Olesen OB (1995). “Some Unsolved Problems in Data Envelopment Analysis – a Survey.” Int J Prod Econ 39(1-2): 5-36.

Olesen OB (1995). “Two-Stage DEA under Uncertainty.” in Olesen OB (eds.) Some Recent Studies and Extension of Methods for Measuring Technical Efficiency 0-0.

Odeck J (2006). “Identifying Traffic Safety Best Practice: An Application of DEA and Malmquist Indices.” Omega 34(1): 28-40.

Odeck J and A Alkadi (2001). “Evaluating Efficiency in the Norwegian Bus Industry Using Data Envelopment Analysis.” Transportation 28(3): 211-232.