Joseph Stiglitz, Nobel Prize-winning economist, thinks so. Phasing out currency and moving towards a digital economy would, over the long term, have “benefits that outweigh the cost,” the Columbia University professor said on day one of the World Economic Forum's Annual Meeting in Davos… “I believe very strongly that countries like the United States could and should move to a digital currency,” he said, “so that you would have the ability to trace this kind of corruption. There are important issues of privacy, cyber-security, but it would certainly have big advantages.” https://www.weforum.org/agenda/2017/01/the-us-should-get-rid-of-cash-and-become-a-digital-economy-says-this-nobel-laureate-economist