A year later and still worth a read...
Macroeconomic managers [sic] are still trying to control the economy. Give up and let it fix itself! On a related note, read Governments fail: delay and fiscal policy.
Intrinsic motivation is what managers and politicians need if they are going to serve the Public instead of themselves. It's hard to detect, but we suffer when it's too weak.
My paper describing the real estate market is more accurate than Case-Schiller (which tracks prices, not "the market") but nobody has adopted it. I wonder if there's a profit opportunity there?