In April 1991, the Economist carried an article18 whichsaid:Suddenly, everywhere, it is
Chapter 2, Problem 56(choose chapter or problem)
In April 1991, the Economist carried an article18 whichsaid:Suddenly, everywhere, it is not the rate ofchange of things that matters, it is the rate ofchange of rates of change. Nobody cares muchabout inflation; only whether it is going up ordown. Or rather, whether it is going up fastor down fast. Inflation drops by disappointingtwo points, cries the billboard. Which roughlytranslated means that prices are still rising, butless fast than they were, though not quite asmuch less fast as everybody had hoped.In the last sentence, there are three statements aboutprices. Rewrite these as statements about derivatives.
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