Internal versus external preference analysis : an exploratory study on end-user evaluation

摘要: Abstract Internal and external preference analysis emphasise fundamentally different perspectives on the same data. We extend literature comparisons between internal by incorporating perspective of end user results. From a conceptual methodological similarities differences these two techniques, we develop implement framework for end-user evaluation output in terms perceived actionability food technology, marketing creative purposes as well comprehensibility appropriateness at marketing–R&D interface. Overall, this exploratory study suggests that end-users find information from more actionable technological tasks. holds clear advantage new product creativity. No technique interface comprehensibility. Rather than recommending applying both suggest several ways forward better exploiting synergy approaches.