A reader left a question that I think is pretty damn good. He asked "what are the variables that I use that allow you to do a forward analysis of an asset with any meaningful probability of being right." As someone who believes in top down management I focus on big picture issues and then try to figure the best way to invest toward the big picture while at the same time building in some sort of counter strategy in case my assessment is wrong. So instead of looking at a stock from the bottom up and saying ok, here is a stock with such and such valuations that will make more widgets next year for a slightly smaller cost and buying it, top down looks at the world for things like supply and demand issues, turning points in cycles or big long-lasting themes as examples. The world ...

by Menzie Chinn New aggregate indicators on the macroeconomy are out. How do they compare against a summary measure of the macro series the NBER BCDC focus on? A week ago, Macroeconomic Advisers released their estimate of April GDP, while e-Forecasting released their estimate of May GDP. These two series are depicted in Figure 1. Recall that the NBER BCDC examines four other variables to gauge economic activity: payroll employment, industrial production, real manufacturing and trade sales, and real personal income less transfers [1]. To see how GDP has moved differently from these other measures of economic activity, see this post. Rather than providing a welter of series, I’ve tried to summarize the movement in these four variables by generating an index that is the first principal component of the four underlying series (all logged). This is the blue line in Figure 1. Figure 1: First ...