Israel-Gaza: The economic impact so far

As airstrikes continue in Gaza, neighbouring Egypt puts forward a proposed framework for ending the violence - with a three-stage plan for a ceasefire.It comes as fears grow of the Middle East conflict spreading, with Israel warning it will take matters into its own hands if cross border attacks by the militant group Hezbollah in Lebanon aren't stopped. Vivienne Nunis asks what the economic costs have been for Gaza, Israel and the surrounding region.