Bloom , 2006 . Central bank statements of the time confirmed the uncertainty that the terrorist attacks created . In fact , there are two things to look at to measure the economic impact of 9 /11 - the measures of financial uncertainty from indices of implied stock market volatility and the spread of activity across firms . In both these aspects , it was seen that there was a rapid drop in economic activity that was followed by a strong rebound with limited longer-term impact . In...











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