1. and ‘Patterns of processing in consumer information acquisition’, in (ed.), Advances in Consumer Research, pp. 315–20, Chicago: Association for Consumer Research, 1976.
2. (1993). ‘Estimating latent distributions in recurrent choice data’, Psychometrika, in press.
3. Model selection and Akaike's Information Criterion (AIC): The general theory and its analytical extensions
4. Process tracing methods: Contributions, problems, and neglected research questions
5. Multiattribute Decision making: Risky versus Nonrisky Decisions, Unpublished dissertation, University of Illinois at Urbana-Champaign, 1993.