Why is flying first class so expensive?

Related questions

1. Can I take food on American Airlines?
2. How much more are first class tickets?
3. Does American Airlines provide blankets and pillows?
4. Does American Airlines serve meals in first class?
5. What are the perks of first class on American Airlines?
6. Does American Airlines serve food in first class?
7. Is business class on American Airlines First Class?
8. Does American Airlines have first class seats?
9. What is difference between business class and first class on American Airlines?
10. Can you keep the blankets in first class American Airlines?

Tags

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2. #disproportionately
3. #economy
4. #idiot
5. #provide
6. #seems
7. #first
8. #priced
9. #space
10. #costs
11. #fares
12. #class
13. #amount
14. #means
15. #seats
16. #little
17. #expensive