The report was published by RethinkX, an “independent think tank” created by James Arbib, a London-based venture investor, along with serial entrepreneur and author Tony Seba. It says that as self-driving vehicles become common, most people will stop owning cars and instead pay by the ride for Uber-like on-demand autonomous electric vehicles. Doing so could save a family more than $5,600 a year — equivalent to a wage raise of 10% for the median American household.