both methods in the field. In doing so, we use the criterion of theoretical validity and measure the degree to which WTP … values are consistent with theoretical expectations. In addition, we analyse the test-retest reliability and stability of our …

is to assess the instrument regarding its reliability and validity. Internal reliability is assessed using Cronbach … reliability and validity. Moreover, there is an indication that each of the eight scenarios may be used separately, as they also … meet the criteria for reliability and validity. Possible practical and theoretical implications involve questionnaire use …

Amos 22 were used to test the factor structure, reliability, validity and the cross-cultural equivalence for each scale … the research results. After the reliability, validity and cross-cultural equivalence were all established by several pre …. The aim of these important steps is to lay a solid foundation for the current comparative study and ensure the validity of …