Economists within the Federal Reserve System have been musing about central bank digital currency for a while now. For example, yours truly provided a few thoughts on the possibility way back in 2015 (see here) and most recently here. But the views of individual Fed researchers are simply our own personal views. What people are really interested in is an official view--namely the view of the Board of Governors of the Federal Reserve. At long last, their report is now available here).