11.   He noted that when United launched the Shuttle last year, it did nothing more than match the fares of low-cost rival Southwest.

12.   In other words, each airline would know immediately when a competitor had lowered a price, allowing it to match the fare instantly.

13.   Major carriers are having an easier time matching economy fares as they lower costs.

14.   Major carriers including American, USAir, Delta and Northwest quickly matched the fares Wednesday.

15.   Other airlines have matched these fares.

16.   Other airlines will probably be matching these fares.

17.   Seven other airlines match that fare but include connecting flights.

18.   Spokesmen for United and American said the airlines would match the fares in markets where they compete with America West.

19.   That makes it tougher for them to match fares.

20.   The fares were matched late Tuesday by Trans World Airlines, and other carrier are expected to follow.