Originally Posted by
jsloan
Sales of economy seats are likely used as an indicator of business demand. but there are so many factors at play that it could be almost anything -- sales of the same flight the week before, or the day after, or... etc. We'll go mad if we try to decipher inventory movements.
Originally Posted by
findark
I'm pretty sure sometimes they just open/close things to perturb the status quo and see what happens.
I guess I'm going mad!
After a couple days it's back to Z9 ZN9. I wonder if it has to do with day of week, maybe more business class travel is purchased Wed/Thurs.