Port workers check the empty hull of the 'European Causeway' P&O ferry bound for Scotland, before it boards freight, cars and lorries, in Larne, Northern Ireland June 20, 2022. Picture taken June 20, 2022. Under the Post-Brexit Northern Ireland protocol, continued access to the European Union's single market at the expense of the rest of the United Kingdom is proving beneficial for the region's exporters in tougher economic times. REUTERS/Clodagh Kilcoyne