This paper investigates the impact of COVID-19 on travel behavior in different socio-economic segments in the USA using integrated mobile device location data over the period 1 Jan 2020 ~ 20 Apr 2021. A fixed-effect panel regression model is estimated to statistically identify the relationship...

Vacation travel in the USA, which constitutes about 25% of all long-distance travel, has been increasing consistently over the past two decades and warrants careful attention in the context of regional and statewide transportation air quality planning and policy analysis, as well as tourism...