Erickson, G. M. and J. K. Johansson (1985) The Role of Price in Multi-Attribute Product Evaluations, Journal of Consumer Research, 12:195-199.
Gunderson, M. A., J. L. Lusk and B. Norwood (2005) Getting Something from Nothing: An Investigation of Beef Demand Expansion and Substitution in the Presence of Quality Heterogeneity, Selected Paper prepared for presentation at the American Agricultural Economics Association Annual Meeting, Providence, Rhode Island, July 24-27, 2005.
Hensher, D., N. Shore and K. Train (2005) Households' Willingness to Pay for Water Service Attributes, Environmental and Resource Economics, 32:509-531.