Day: May 27, 2014

Addendum: Examining Piketty’s data sources for US Wealth Inequality

The original post that started my ongoing examination of Thomas Piketty’s data specifically examined a series of irregularities on Figure 10.5, one of his key graphs to sustain his thesis of a trend of increasing US wealth disparity since the 1970s. As I noted, Piketty seems to be using a decennial averaging technique to clean …

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Another Piketty Oddity

I mentioned in my previous post that Thomas Piketty really likes building decennial averages¬†out of annual time series data. As part of the ongoing examination of his historical¬†stats, let’s take a closer look at another one of his graphs, Figure 11.12 covering wealth transfers by inheritance as a percentage of national income across three European …

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