A great source of economic info is Calculated Risk. http://cr4re.com/charts/charts.html?GDP#category=GDP&chart=InvestmentPercentGDPQ42010.jpg http://cr4re.com/c

A great source of economic info is Calculated Risk. http://cr4re.com/charts/charts.html?GDP#category=GDP&chart=InvestmentPercentGDPQ42010.jpg http://cr4re.com/charts/charts.html?GDP#category=GDP&cha... I'm relatively unfamiliar with this stuff, but do you really think GDP can grow exponentially? It looks like we're at the bottom of the skyrocket to the moon on your graph.