ABPI - Association of the British pharmaceutical industry. That's not a source, that's propaganda, so we're back to the default: What has been brought up without proof can be dismissed without proof. One reason pharma R&D is higher in the US is that the general costs to bring a product to the US market are far higher than in other countries (e.g. the requirements of the FDA are costlier, see: https://www.sciencedirect.com/science/article/pii/S2452302X1... )