Nolan JF, PC Ritchie and JR Rowcroft (2001). “Measuring Efficiency in the Public Sector Using Nonparametric Frontier Estimators: A Study of Transit Agencies in the USA.” Appl Econ 33(7): 913-922.

Nold Hughes PA and ME Edwards (2000). “Leviathan vs. Lilliputian: A Data Envelopment Analysis of Government Efficiency.” J Regional Science 40(4).

Norman M and B Stoker (1991). Data Envelopment Analysis: the Assessment of Performance. New York, USA, Wiley.

Norman M and B Stoker (1991). “Performance, Efficiency and Data Envelopment Analysis.” in Norman M and B Stoker (eds.) Data Envelopment Analysis: the Assessment of Performance Wiley: 1-20.

Norsworthy JR and SL Jang (1992). Empirical Measurement and Analysis of Productivity and Technological Change. Amsterdam, Netherlands, North-Holland.

Norsworthy JR and DH Malmquist (1983). “Input Measurement and Productivity Growth in Japanese and States Manufacturing.” American Economic Review 7: 947-967.

Norton RO (1994). “Which Offices or Stores Really Perform Best? A New Tool Tells.” Fortune 30(9): 38.

Noulas AG and KW Ketkar (1998). “Efficient Utilization of Resources in Public Schools: A Case Study of New Jersey.” Appl Econ 30(10): 1299-1306.

Novriza V, RC Morey and DD A. (1995). “Evaluating a Hotel Gms Performance: A Case Study in Benchmarking.” Cornell Hotel and Restaurant Administration Quarterly 36(5).

Nozick LK, H Borderas and AH Meyburg (1998). “Evaluation of Travel Demand Measures and Programs: A Data Envelopment Analysis Approach.” Transportation Research Part A: Policy and Practice 32A(5): 331-343.