The sources of deflation are not a mystery. Deflation is in almost all cases a side effect of a collapse of aggregate demand.. a drop in spending so severe that producers must cut prices on an ongoing basis in order to find buyers. Ben Bernanke More Quotes by Ben Bernanke More Quotes From Ben Bernanke Textbooks describe economics as the study of the allocation of scarce resources. That definition may be the 'what,' but it certainly is not the 'why.' Ben Bernanke why economics resources study There are limits to monetary policy. Ben Bernanke monetary-policy policy limits The stress on the financial system in the fall of 2007 was significant, but not so significant as to threaten the overall stability of the U.S. economy, although it did lead to the beginning of a recession at the end of 2007. Ben Bernanke end beginning stress fall