There is no reason to have two agencies use
the same economic forecasts to produce fiscal forecasts.
Third, the specifications of their econometric models differ, thereby resulting in different results, even if they used
the same economic forecasts and distributions.
Not exact matches
But the mixed
economic picture was underlined by the
same month's inflation report, showing annual price rises below consensus
forecasts at the headline level and a slight decline in core inflation.
It also expects the adjustments to trim the
forecast for Canada's real gross domestic product — a measure of
economic growth — by up to 0.05 per cent over the
same period.
Scientific and engineering models may be have more
forecasting ability than
economic models because
economic and financial future events depend on human action, and people do not always react the
same way.