Source: http://arichlife.passionsaving.com/2013/07/15/joachim-klement-cio-at-wellershoff-partners-i-am-with-you-100-i-still-get-frustrated-with-the-slow-pace-of-progress-in-economics-and-finance-as-a-fan-of-thomas-kuhns-the-structure-of-scien/