Good article on the impending problems of Dunning Kruger as applied to "popular maths". https://twitter.com/FraserNelson/status/1249253689338060800">https://twitter.com/FraserNel...

To be clear, charting like that of the FT *exacerbates* the problem because the assumptions made in collating the data across countries are not clear enough. They& #39;re comparing apples with oranges, pretending it doesn& #39;t really matter.