Natalie Chen and Dennis Novy, The CAGE Background Briefing Series No. 92, July 2018
Currency unions usually go hand in hand with deeper economic integration. But does that automatically mean more international trade? This column shows that since the end of WWII, currency unions have on average been associated with 40% more trade between member countries. The ‘thin’ relationships between countries who do not trade much with each other benefit the most from currency unions, with little in the way of a boost for more established trading relationships.