The countries simply need to pass laws or use some sort of legal intervention that counter this abuse of the law. Many US firms were buying out foreign firms a

The countries simply need to pass laws or use some sort of legal intervention that counter this abuse of the law. Many US firms were buying out foreign firms and transferring their HQ to the bought out firm, simply to avoid taxes, not for any other strategic or operational reasons. Pfizer going to have a $160 billion merger with Allergen for this very reason, called an "inversion" but the US government intervened and the merger and Pfizer's tax avoidance was called off. https://www.washingtonpost.com/business/economy/pfizer-allergan-call-off-160-billion-merger-after-us-moves-to-block-inversions/2016/04/06/4fd55446-fc11-11e5-80e4-c381214de1a3_story.html https://www.washingtonpost.com/business/economy/pfizer-aller...