CAMBRIDGE – “If the facts change,” John Maynard Keynes is supposed to have said, “I change my opinion. What do you do, sir?” It is a question his latter-day disciples should be asking themselves now.
Long before the United Kingdom’s recent general election, which the Conservatives won by a margin that stunned their critics, the facts about the country’s economic performance had indeed changed. Yet there is no sign of today’s Keynesians changing their minds.
Because I admire him as an historian, not least for his Keynes biography, I omitted Lord Robert Skidelsky’s name from my post-election commentary critiquing the contemporary Keynesian take on the UK economy. Opprobrium was best heaped, I believed, on Paul Krugman, as he makes such a virtue of heaping it on others. Unwisely, Skidelsky has leapt to Krugman’s defense.
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