The computer reservation system was assembled to give travel agents - and therefore passengers - an idea of future prices.

And he was the one who built a dominant computer reservation system that often made his airline the first choice of travel agents.

Each will contribute its own computer reservation system to the partnership.

"The airline industry has reconfigured itself around those airlines which own computer reservation systems," he wrote.

For example, under the proposal, all computer reservation systems would have to be available from a single terminal.

They have large hubs, fly often to many destinations and run their own computer reservation systems.

There are five computer reservation systems in the United States, each owned by one or more airlines.

That information is not retrieved by the US authorities from computer reservation systems.

At present, the airlines are required to share their ticket availability and prices with all computer reservation systems.

But carriers that owned stakes in computer reservation systems have felt compelled to use the companies.