Accurate forecasting is difficult in today's economic environment, particularly for those who are preparing the budget, because budgeting efforts are premised on underlying assumptions that may turn out to be incorrect.
How Well Can You Predict the Future? [1] | Source: The Big Fat Finance Blog [2].
Links:
[1] http://bigfatfinanceblog.com/2009/05/26/how-well-can-you-predict-the-future/
[2] http://bigfatfinanceblog.com