Surely @worstall isn't right that @gabriel_zucman simply assumes all offshore income/gains is untaxed? http://www.timworstall.com/2017/11/08/were-going-to-have-to-call-this-the-zucman-leap/ …
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My old post on
@MForstater blog tried to describe the methodology. Key areas were % not reported; assumed rate of return and tax rate on undeclared. https://hiyamaya.wordpress.com/2016/05/26/190bn-and-counting-measuring-offshore-tax-losses/amp/ …
