    Sentence |; World economic: leaders’ hailed’  signs of “a..global revival ‘on: Tuesday - but  vagreed.it had: to. be handled with: care to  Prevent any setae    Senterics”2:-DUBAI ,. SEPTEMBER “23. : The  world: economic: léaders’ hailed .of Tuesday  sigris of a global revival but agteed’it had to  be handled with care to'prevent any ‘setback.