Sorca Clarke (Longford-Westmeath, Sinn Fein) | Oireachtas source

Not to add to Dr. Casey's burden, but there is another issue I want clarification on. The council is examining a period in history and comparing it with today. A large number of multinationals have been here for a considerable period. How long does an entity have to operate in Ireland before it becomes what might be called an established income generator?