Development of OR models for the “next generation” of airline revenue management is currently an extremely popular topic among academics and practitioners alike. The most obvious next steps in the further enhancement of airline revenue management systems is to integrate the pricing and seat inventory control decisions currently being made with different decision support tools and, at many airlines, in different parts of the organization. Clearly, the ability to relax the traditional RM assumption that fare structures are given and fixed has the potential to further increase the revenue gains of RM