7. Limitations and future research
This study has limitations. The survey was conducted during daytime, using phone land lines.
Thus, the majority of respondents fell into the Occasionalists category (1-5 annual flight), who
fly for pleasure, and were not members of Frequent Flyer Programs. Additionally, the collected
sample consisted of passengers living in the United States. Therefore, the research findings apply
to US-originated flights only. Perceptions of airline quality may vary between different
nationalities and different socioeconomic groups
7. Limitations and future researchThis study has limitations. The survey was conducted during daytime, using phone land lines.Thus, the majority of respondents fell into the Occasionalists category (1-5 annual flight), whofly for pleasure, and were not members of Frequent Flyer Programs. Additionally, the collectedsample consisted of passengers living in the United States. Therefore, the research findings applyto US-originated flights only. Perceptions of airline quality may vary between differentnationalities and different socioeconomic groups
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