Realism and Adaptation in Designing Hypothetical travel Choice Concepts
For external validity, SP experiments need to present choices that are realistic for the respondents. The use of portable computers in interviewing has many advantages.
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Conjoint Analysis Modelling of Stated Preferences. A Review of Theory, Methods, Recent Developments and External Validity
- J.J. Louviere
- January 1988
- Vol. 22
- No. 1
- Page 93
Conjoint Analysis Modelling of Stated Preferences. A Review of Theory, Methods, Recent Developments and External Validity
- J.J. Louviere
- January 1988
- Vol. 22
- No. 1
- Page 93
Conjoint studies, appropriately designed and used, are found to be capable of predicting real behavior in real markets. Discrete choice tasks are more reliable than ranking or rating tasks. The author makes suggestions for further research.
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