This paper investigates strategic interaction among airlines in product-quality choices. Using an instrumental variables approach, the paper estimates flight-frequency reaction functions, which relate an airline's frequency on a route to its own characteristics and to the frequencies of...

This paper identifies a new factor, the age of the housing stock, that affects where high- and low-income neighborhoods are located in U.S. cities. High-income households, driven by a high demand for housing services, will tend to locate in areas of the city where the housing stock is relatively...

This paper adds some formal research to the success of ongoing efforts to combat the COVID-19 pandemic by examining the drivers of the administration and delivery efficiency of coronavirus vaccines. For this purpose, we use data from the 50 US states and place the formal analysis in the context...

This study provides further empirical evidence on pricing by international airline alliances. The paper covers a long sample period, which runs from 1997 to 2016, and it supplements the usual USDOT fare data with confidential fare data reported by the foreign alliance partners of US carriers....

This paper has explored the stringency of land-use regulation in US cities, focusing on building heights. Substantial stringency is present when regulated heights are far below free-market heights, while stringency is lower when the two values are closer. Using FAR as a height index, theory...

This paper compares drivers of full COVID-19 vaccinations and booster doses across U.S. counties. Booster doses are contingent upon someone receiving the primary doses, and the risk attitudes and propensities to get vaccinated may be different across individuals, along with the supply chain...

Objective: This paper considers the influence of female legislators on gun legislation across US states. Females have behavioral differences from males and likely different exposure to gun-related violence. Method: Using data from 1991-2020, we econometrically estimate the drivers of gun...

The advent of the internet, and more recently of artificial intelligence (AI), has challenged academic and other institutions to ensure ethical practices and reward/promote true merit. The borderless and relatively anonymous nature of the internet creates policing challenges, leading to the...

This paper studies the propensities of the U.S. population to seek a full dose of vaccinations against the COVID-19 pandemic. Beyond the consideration of vaccine dissemination at the disaggregated or the local level, the main focus of this study is on determining whether a lack of health...