Originally Posted by ashill

AA management has been accused of not always making the best decisions, but I'm pretty sure that they knew when they left JFK-ZRH that DL and LX fly the route and that AA would lose a large fraction of their business and revenue on that route to those two when they abandoned the nonstop.

Did they say they lose revenue or they lose money?
There are just all sorts of ways that DL and LX could be doing better on this particular route than AA even without AA management doing a poor job. At the end of the day, AA just isn't as strong in NYC as DL. This all, of course, has been hashed out at great length in this thread.