The Federal Reserve Board needs to hold money-market rates next to zero, minus zero adjusted for inflation.

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The process stops at the point where all assets, on a maturity- and risk-adjusted basis, are priced to achieve probable returns near zero.

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Real short-term interest rates in Japan (ie, adjusted for inflation) are zero or even slightly negative.

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Go out to 10-year Treasuries and the inflation adjusted rate of return currently is a flat zero.

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