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Thread: Boarding by the Reverse Pyramid
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Old May 18, 2006 | 10:25 am
  #2  
choster
 
Join Date: Feb 2004
Location: Washington, DC USA
Programs: UA; Amtrak
Posts: 2,002
https://www.flyertalk.com/forum/showthread.php?t=556825
https://www.flyertalk.com/forum/showthread.php?t=556546

See also
https://www.flyertalk.com/forum/showthread.php?t=488796
http://researchmag.asu.edu/stories/airlines.html
http://online.wsj.com/article/SB1130...me_page_one_us
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