Complex sentence: "In fact, the crisis has revealed behaviours like selfishness, collective greed and hoarding of goods on a great scale," it said, adding that world economics needed an "ethic of solidarity" among rich and poor nations.
Split into simpler sentences: In fact, the crisis has revealed behaviours like selfishness, collective greed and hoarding of goods on a great scale. It added that world economics needed an "ethic of solidarity" among rich and poor nations.