GAZA will need a new "Marshall Plan" to recover from the conflict between Israel and Hamas, a U.N. trade body official said, adding that the damage from the conflict so far amounted to around $20 billion. Speaking on the sidelines of a U.N. meeting in Geneva, Richard Kozul-Wright, a director at trade body UNCTAD, said the damage was already four times that endured in Gaza during the seven-week war in 2014. "We are talking about around $20 billion if it stops now," he said. Kozul-Wright said the estimate was based on satellite images and other information and that a more…