'Murphys law of economic policy': Economists have the least influence on policy where they know the most and are most agreed; they have the most influence on policy where they know the least and disagree most vehemently.
Alan BlinderIn the classic old business cycle, there would be a diminution in sales; it would take a little while for this information to reach corporate headquarters. And there would be an inventory pileup. And then - bam - businesses would react, sometimes violently, by cutting production.
Alan Blinder