Today, 318 million people in 15 countries use the Euro, which now rivals the importance of the US Dollar in the world economy. This is an outcome that few would have predicted with confidence when the Euro was launched. How can we explain this success and what are the prospects for the future? There is nobody better placed to answer these questions than Otmar Issing, who as a founding member of the Executive Board of the European Central Bank (1998-2006),...