This New Year marks 50 years since Ireland joined what is now the European Union, which makes it a good time to stop looking at the continent as foreign parts.  It may be easier for me to see as a dual French and Irish national, for whom EU citizenship has become more of an identity marker than either nationality: When it comes to the legal environment and the trade relationships forming the foundations of business in an open economy like Ireland’s, the other 26 member states have ceased being “abroad” for a long time. That’s why Irish decision-makers as a…