A (Naïve) Postulate of The Cause of Current Global Economic Crisis

Could it be possible that the global crisis comes from the shortage of money supply in today's vast global trade? I know many will not buy such an idea. It sounds too crazy. But it may still be worthful to study and compare the growth of the money supply and the growth of the amount of traded goods in recent years. Yes, it may be far too complex, since not every currency has the same weight in the global market. Anyway, I just got some interests in this. I'll show some plot later....