The Nobel Prize is for basic research. Once you've done the basic research, you're still looking at spending huge amounts of money, on the order of a billion dollars, and spending 15 years bringing it to market. The drug industry is in trouble even as it is, and obviously they would be in worse trouble if they had to sell as cheaply in the US as they do in the rest of the world.
>So even if the US companies were contributing that much R&D, shouldn't that proportion be attributed somewhat to other countries?
No, at least not for that reason. The important thing is not where the innovator is located, but what market they target.
>So even if the US companies were contributing that much R&D, shouldn't that proportion be attributed somewhat to other countries?
No, at least not for that reason. The important thing is not where the innovator is located, but what market they target.