Private Sector Involvement in the Euro: The Power of Ideas by Stefan Collignon
Collignon is a well-known and respected academic and both authors worked for AMUE (Collignon as the research and communications director) so have plenty of 'insider knowledge'
This is the only full-length study focusing on th AMUE (Association for the Monetary Union of Europe)
Topical- in light of recent monetary Union in 12 European countries and the possibility of more joining over the next couple of years (including the UK)