The track record of economists in predicting events is monstrously bad. It is beyond simplification; it is like medieval medicine.
Nassim Nicholas TalebA good rule of thumb is as follows: If the numbers come from somebody wearing a tie (Wall Street economist or analyst, industry public relations department, captive think tank academic and so on), you ought to be very skeptical. By design messages from these people are intended to move markets, move merchandise and/or move public policy and are not a comment on the state of the physical universe.
Nassim Nicholas Taleb