airlines, the merger is less detrimental to the frequency, possibly because the merger removes serial marginalization in the …We investigate the impacts of five airline mergers on one quality dimension, namely route frequency. We use monthly … decrease the frequency more, possibly due to a larger effect on the market structure. When the merging airlines control all the …

, we evaluate the 2013 merger between Amer- ican Airlines and US Airways. Our results highlight that spillovers in entry …We develop a two-stage game in which competing airlines first choose the networks of markets to serve in the first … model using data from the domestic US airline market and find significant spillovers in entry. In a counterfactual exercise …