• Part of the concept of the euro zone was to establish a common market. The banks were going to bank across all their countries like we bank across states. But that concept got killed for a whole bunch of reasons that I won't get into. That was a good concept, by the way. It may yet return, because there are huge economies of scale in banking. That's another thing people don't quite get.

    "Jamie Dimon on Finance: 'Who Owns the Future?'". Interview with John Micklethwait, March 1, 2016.