A country might want to trade with its direct (and near) neighbors as frictionless as possible. That's where usually the majority of the trade is going to and c

A country might want to trade with its direct (and near) neighbors as frictionless as possible. That's where usually the majority of the trade is going to and coming from... for example factories in the UK have been a part of the production networks in the EU with extensive just-in-time production logistics.