One possible reason could be that the actual affective experience or associated processing may be more strongly associated with behavioral change than its anticipation, which may be subject to forecasting errors [ 23].
The OBR stressed that since the sector was highly volatile and unpredictable, its figures were subject to "large forecast errors" and uncertainty.
Stochastic differential equations (SDEs) have been greatly developed and are well known to model diverse phenomena, including but not limited to fluctuating stock prices, physical systems subject to thermal fluctuations, forecasting the growth of a population, from various points of view [1 4].
Thus, ( M_{d}^{f} ) values for which corresponding ( M_{d}^{*f} ) values had very close proximities to those of ( z_{j}^{ circ f} ) were adopted into the set of accepted GFMAPR potential forecasts subject to the accuracy of the method used in fixing the acceptable proximity conditions for screening all possible forecasts.
As a result, the numbers it gives for June are a forecast and subject to revision.
"Any economic forecast is subject to a myriad of risk factors," wrote Joshua Shapiro, chief United States economist at the research firm MFR.
Today's sport at Uttoxeter and Punchestown – where the classy Solwhit is due to make his long-awaited comeback – and tomorrow's traditional hangover-busting meeting at currently waterlogged Cheltenham are subject to inspections, with more rain forecast.
But "forecasts are subject to error," he added.
Repeatedly conceding that their forecasts were subject to high risks, the officials said the Greek economy would contract by 4.5% this year after a fall of 7% last year and would stagnate in 2013 before growth resumed in 2014.
Although the report found that the money had delivered a high-performing line that had eventually been successfully sold off to limit taxpayers' exposure, the NAO warned that in future "departments should ensure that demand forecasts are subject to rigorous scrutiny and scepticism".
