Everybody else seems to have an opinion about Thomas PIketty, so why not me? As if the last two months of Piketty-mania (reminiscent, to those of a certain age, of an earlier invasion of American shores, exactly 50 years ago, by four European rock-stars) were not enough, there has been a renewed flurry of interest this week about Piketty’s blockbuster book triggered by Chris Giles’s recent criticism in the Financial Times of Piketty’s use of income data, which mainly goes to show that, love him or hate him, people cannot get enough of Professor Piketty. Now I will admit upfront that I have not read Piketty’s book, and from my superficial perusal of the recent criticisms, they seem less problematic than the missteps of Reinhart and Rogoff in claiming that, beyond a critical 90% ratio of national debt to national income, the burden of national debt begins to significantly depress…
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