A new research report found that autonomous vehicles will contribute over $18 trillion to the European economy by 2050. And vulnerable populations are seen as gaining the most from the emerging car technology. Smart Cities World reported on the release of a Nissan-sponsored study Freeing the Road by the Policy Network think tank. The report, which focused on the U.K., Germany and Spain, highlighted key economic data and government strategies around the development of autonomous vehicle policy. The report found that self-driving cars will contribute 0.15% to Europe’s annual growth rate over the coming decades.