http://papers.ssrn.com/sol3/papers.cfm?abstract_id=1573308
shin_lao's certainly wrong that the author 'seems to forget'. That topic is the entire focus of his research, that the euro hasn't reduced barriers to trade, they had already been reduced before.
For small business however paying and getting paid in Euro since 2002 is certainly making things easier.
http://papers.ssrn.com/sol3/papers.cfm?abstract_id=1573308
shin_lao's certainly wrong that the author 'seems to forget'. That topic is the entire focus of his research, that the euro hasn't reduced barriers to trade, they had already been reduced before.