From William White the former chief economist at the BIS
What needs reflection, against this backdrop, is whether the policy reaction to each successive set of difficulties laid the foundations for the next one. Worse, the encouragement by lower interest rates of debt accumulation and spending imbalances was the equivalent of undergrowth accumulating in the forest. This undergrowth not only made subsequent downturns more dangerous; it also made the available policy instruments less reliable in response. Looking back over successive cycles, interest rates have had to be reduced with ever more vigour to get the same (and sometimes reduced) response from spending. Most recently, new and untried policies such as quantitative and credit easing have had to be introduced. Logically, the end point of such a dynamic process would seem to be the mother of all fires and few if any means of resistance.
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