To see just how seriously businesses are taking the impact of US tariffs – those already introduced and those yet to come – look at the hard data on shipments of goods to America. In the first two months of the year, Irish exports to the US went through the roof. They soared to the highest monthly levels on record, as the first chart below shows. In February alone, there was a three-fold increase in exports from the same month in 2024. That was not far off the value of last year’s total export earnings from Britain, once Ireland’s dominant…