2012, Kaihan Krippendorff, “Today's Business Revolution”, inOutthink the Competition: How a New Generation of Strategists Sees Options Others Ignore, John Wiley & Sons,→ISBN, page21:
You see, middlemen are dying. Sabre, the former AA subsidiary that is now an independent global distribution system (GDS) supplying travel agencies and online travel agencies with ticket and pricing information, recently announced it was raising the rates it charges on AA tickets. This move was an escalation of a battle that has been brewing between airlines andGDSs.