The Japanese have discovered, or so they think, the secret to ending economic deflation — a condition that is now entering its third decade in Japan.
Their so-called solution is to simply flood the market with newly printed money.
According to Keynesian theory, the reason that Japanese consumers (and any other worldwide shoppers for that matter) are not spending is because of a lack of money and/or credit (the real definition of deflation.)
So, the obvious reason (secret) is to do what the U.S. is currently doing, namely quantitative easing. Of course, they give it a catchy...