In 1980, the econometrician David Hendry (now Sir David) investigated a key economic question: what causes inflation? Hendry looked to the data for insight. He speculated that a particular variable, X, was largely responsible. He assembled data on variable X, performed a few deft mathematical tweaks and compared his transformed X with the path of consumer prices in the UK. Graphing the result showed an astonishingly close fit.
1980年，計量經(jīng)濟學(xué)家戴維?亨德里（David Hendry，如今的戴維爵士）研究了一個重要的經(jīng)濟學(xué)問題：是什么引起了通脹？亨德里為此查閱了數(shù)據(jù)。他推測，特定變量X負(fù)有主要責(zé)任。他收集了變量X的數(shù)據(jù)，在數(shù)學(xué)計算上進行了一些巧妙的變換，再把變換后的X與英國消費者價格的趨勢進行對比。繪制的結(jié)果表現(xiàn)出驚人的貼合。
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