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Despite their negative externalities, cars provide many benefits. Chief among these is the ability to travel to destinations within a reasonable time budget. Consequently, in the U.S. most households—even low-income households—own and use automobiles. But technological innovations may be altering this dynamic. New technology-facilitated services and activities may reduce the advantages of private vehicle ownership, potentially allowing households to live car-free or downsize their household vehicle fleets. In this study we use data from the 2017 U.S. National Household Travel Survey to investigate the relationship between these innovations and vehicle ownership. We find a positive relationship between the use of ridehail and carshare services and the likelihood of being a zero-vehicle household. The data also show a positive relationship between online shopping and working from home and the likelihood …