We examine the impact of post-9/11 airport security measures on air travel in the U.S. Using five years of data on passenger volume, we evaluate the effects of the implementation of baggage screening and the federalization of passenger screening on the demand for air travel. These two...

We examine the impact of post-9/11 airport security measures on air travel in the U.S. Using five years of data on passenger volume, we evaluate the effects of the implementation of baggage screening and the federalization of passenger screening on the demand for air travel. These two...

Providers in many markets make promises about the performance (quality) of a service (product) that can only be assessed after purchase. Sellers face a tradeoff whenever they provide such a promise: A better promise (1) increases demand today, but (2) reduces the likelihood of achieving the...

We examine how mergers affect quality provision by analyzing five U.S. airline mergers, focusing on on-time performance (OTP). We find that airline mergers have minimal negative impacts on OTP, and likely result in long-run improvements due to efficiencies. Importantly, we show that this finding...

We examine the relationship between domestic air travel and the spread of COVID-19 during the first wave of the pandemic in the U.S. To do this, we link airline passenger flows with COVID-19 infection and mortality data, controlling for county-level population and demographic data. We examine...