The internet presumably reduces search costs and creates an “efficient” market. Prior research quantifying the dispersion in the electronic market, however, has yielded mixed results. Some recent research has documented very low levels of dispersion in internet attributing it to the use of...

This dissertation investigates the effect of market concentration on nonlinearpricing strategies in the airline industry. The study develops a theoretical nonlinearpricing model with both discrete product and consumer types to derive testable implications about the impact of market concentration...