How to buy control of a group of 7 thousand billion in revenue, not spending any money and live happy. With the project announced yesterday, the New Edison, the rope Italenergia (Fiat-EDF) closes the circle of sophisticated financial architecture that enables the home of Turin to the French EDF to Tassara and member banks with the tranquility of an unshakeable control of corporate structure streamlined and with a level of debt much lower than today.