How many drugs have come out of non-capitalist countries? Very few I imagine. But non-capitalist countries tend to be poor countries, not least because capitalist countries have rich people who are prepared to make sure that their country doesn't become non-capitalist.

But, hang on, couldn't these rich people fund the research? After all, if you've got that much money you could spend some of it trying to make sure that you lived longer to enjoy the money you didn't spend on medical research. But, with a few notable exceptions, they don't. Well, that's how they got rich in the first place!