The fact that so much money is available to invest points to the other cause for optimism: oil price inflation.
Even though interest rates in Japan are below 1 percent, the real cost of credit can be pushed negative by price inflation.
Rising health care spending isn't primarily the result of medical price inflation.
Between 1950 and 2007 official price inflation was measured to 861 percent.
The considerable price inflation between these two dates, for example, had an effect on the figures.
Retail price inflation has fallen to 0%, it was announced today.
First, the costs of medical care were rising more rapidly than general price inflation.
But prices have leveled off and there has been relatively little or no price inflation in the past few years.
But the core rate of wholesale price inflation fell 0.1 percent.
Also, price inflation may affect the value of the capital stock.