As Pfizer and its partner BioNTech lead the race to vaccinate the world against Covid-19, the 5.5 million doses allocated to Ireland alone are big business. At a reported €15 each, those jabs are worth over €80 million. Yet this sum will be a drop in the ocean of Pfizer’s Irish presence, where the main accounting unit is the billion-dollar.  The US-based multinational is not only the largest pharmaceutical company in the world. With up to $100 billion worth of industrial and financial assets located here, it is simply one of the largest businesses operating in Ireland. The Currency arrived…