We study the impact of tacit collusion on price dispersion in the U.S. airline industry. We find that tacit collusion driven by multimarket contact has a positive effect on prices, but a negative effect on price dispersion. Our empirical results suggest that airfares throughout the price...

We analyze the effect of competition on price dispersion in the airline industry and show that the outcome hinges on redefining the extent of a market. Using panel data from 1993 to 2013, an increase in competition has a positive effect on price dispersion in one-way markets but a negative...

Major airlines rely on fuel hedging to manage risk of volatile fuel prices. We show that fuel hedging leads to lump sum gain or loss, which does not affect airlines' purchase cost of fuel (variable cost), but is incorporated into the reported airline fuel costs. Our estimation results suggest...

In 2010, Spirit airlines announced that it would start charging passengers for carry-on baggage. Using a vector of route level characteristics, we construct a matched group consisting of routes which best match those served by Spirit (treated group). We then run a diff-in-diff estimation using...