IT WAS telling that Germany, a country with a phobia of rising prices, in the first week of 2017 reported a jump in inflation. Its headline rate rose from 0.8% to 1.7% in December. After two years of unusually low price pressures, inflation across the rich world is set to revive this year. Much of this is because of the oil price, which fell below $30 a barrel in the early months of 2016 but has recently risen above $50 (see chart). Underlying inflation, too, seems poised to drift up. That is good news. The story for 2017 is not of inflation running too hot but rather of a welcome easing of fears of deflation.
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