Descriptive powers do not naturally unfold into predictive accuracy. Models by their nature must eliminate variables that can be critical. An economy as large and as dynamic as ours is a wonderful and complicated thing and not cooperative to descriptions and predictions according to simple models.Read More
by Henry Oliner
The obsessive focus on demand also proved misplaced. Demand and supply ebb and flow in ways far too organic to be managed by central planning. Periods of innovation create new demands. New products precede their demand and subsequent manufacturing technology continuously turns luxuries into commodities.