THE largest US carriers find themselves in a conundrum with attempts at raising airfares to gain sufficient profit proving to be unsuccessful, according to an internet news article. Both US Airways and Continental Airlines have reported decreasing revenues inspite of increased load factors. This has become an issue of concern for US airlines where increased leisure fares have failed to be a success due to many major airlines declining to match the increase, leaving rates problematically low. (Heather Ruddock)