A fragile two week ceasefire between Iran, the United States and Israel has raised hopes ships stuck in the Strait of Hormuz will soon be on the move.  Disruptions to the oil and gas supply have raised fears of a global economic slowdown as surging fuel prices punish households and businesses.  Today, Susan Stone, the Credit Union SA Chair of Economics, on whether a ceasefire changes expectations about the economic fallout and whether petrol and diesel prices are set to fall. Featured:  Susan Stone, Credit Union SA Chair of Economics at Adelaide University