Wei QL, G Lu and M Yue (1989). “Some Identities for Sets of Efficient Decision-Making Units of Data Envelopment Analysis in Composite Data Envelopment Analysis.” J Systems Science and Mathematical Sciences 9.

Wei QL, B Sun and ZJ Xiao (1995). “Measuring Technical Progress with Data Envelopment Analysis.” EJOR 80(3): 691-702.

Waxman HC, SYL Huang, L Anderson and T Weinstein (1997). “Classroom Process Differences in Inner-City Elementary Schools.” J Education Research 91(1): 49-59.

Weber CA, JR Current and A Desai (1998). “Non-Cooperative Negotiation Strategies for Vendor Selection.” EJOR 108(1): 208-223.

Weber CA and A Desai (1996). “Determination of Paths to Vendor Market Efficiency Using Parallel Coordinates Representation: A Negotiation Tool for Buyers.” EJOR 90(1): 142-155.

Weber MM (2002). “Using DEA to Measure Fatality Related Efficiency in the U.S. Trucking Industry.? in Proceedings of 33rd Annual Meeting of the Decision Sciences Institute, Decision Sci. Inst: 6.

Weber WL and M Devaney (1999). “Bank Efficiency, Risk-Based Capital, and Real Estate Exposure: the Credit Crunch Revisited.” Real Estate Economics 27(1): 1-25.

Weber WL and B Domazlicky (2001). “Productivity Growth and Pollution in State Manufacturing.” Review of Economics and Statistics 83(1): 195-199.

Weersink A, CG Turvey and A Godah (1990). “Decomposition Measures of Technical Efficiency for Ontario Dairy Farms.” Canadian J Agricultural Economics 38(3): 439-456.

Ward DR (2005). “Measuring the Value of Product Characteristics in the UK Monthly Savings Market.” Service Industries Journal 25(7): 907-923.