I suspect in the end, the financial component of any business has the highest margins, so business seeks it like a plant growing towards the sun. To do the "ac

I suspect in the end, the financial component of any business has the highest margins, so business seeks it like a plant growing towards the sun. To do the "actually send passengers from LAX to ORD" part of running an airline you have to pay for pilots, gate agents, planes, the world's smallest cups of flat ginger ale... But shuffling around frequent flyer miles as a psuedo-currency? No actual tangible expenses there, just some obligations that end up on some future quarter's balance sheet.