International Taxation has evolved by agreements among trading nations, and its standards are based on World-Income where each Nation takes as much as it can for Global Earners, which is the reson Tax Heavens were created, and now are being haunted by Governments sharing information and regulating banks — and all this, as there is not yet a proper way which taxpayers can agree with and accept, so no cheating and hiding plus avoiding taxes are developed for protecting over payments beyond reasonable honorable taxation.
In fact, The Super Economy does have the proposed solution referred to as “The Global Taxation Treaty” but it is a yet futuristic solution which may get the attention of Governments with long term visions and not as it is still, short term visions which are politically motivated which must respect the already established Taxation methods employed within each country as well as other countries.