How Scenario Planning Improves Forecasting by Reversing Cause and Effect
by Patrick Marren
Forecasting is based on expert opinion. Expert opinion, in turn, is essentially a collection of “if-then” statements about how causality works in one’s sphere of expertise. These “if-then” statements, it should be noted, are all based upon observation of how things have worked in the past. Hence, forecasting is based on how things have seemed to work in the past.