moreover the cost of financial transactions diminished enormously over the ten years so because of a number of if they be called that and because of regulation
Moreover, the cost of financial transactions has diminished enormously over the last ten years or so, both because of a certain number of technical improvements if they can be called that and because of European regulation.
Moreover, the cost of financial transactions diminished enormously over the ten years so, because of a number of if they be called that and because of regulation.