Bennett, Jeffrey; Rolfe, John
Researchers designing choice modelling experiments have some latitude over the number of choice alternatives that can be offered in each choice set. There is some evidence that design dimensions, including the number of alternatives available in each choice set, can influence model outcomes. A key issue is whether referendum formats with binary options are preferable to choice sets with multiple alternatives. A choice modelling experiment was performed where questionnaires delivered to two...[Show more]
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