Dexia said it would refocus on its core businesses in public , retail and commercial banking while simultaneously launching a 15 per cent cost savings plan , with € 300m of savings already identified . " This guarantee , together with the previous state guarantee on Dexia wholesale funding and the recent capital injection by Dexia 's core shareholders enables Dexia to face with confidence this major global financial crisis , " said Jean-Luc Dehaene , chairman .