The core technology comes from there but the funding comes from Sweden. Let me see if I can wrap up the argument:
Paul's argument, if I understand it, is that innovation is critical. To get it, we need to reward those who chase it, and socialistic systems with their concomitant heavily graduated tax systems don't give the necessary incentives for that to happen.
My argument: I can't imagine someone saying, "I'm not interested in innovating because if I get rich, I'll have to pay 10% more in that upper bracket to do things like make sure I don't step over the destitute and crazy on my way to lunch."
Estonia has less economic equality than Sweden, but much more than America. Switzerland has tremendous economic equality; it's contribution: the web. Finland: Linux. I could go on.
America has a great spirit of innovation and entrepreneurialism. But if to get that you have to sacrifice healthcare and education, it's not worth it.
Skype was written by three programmers from Estonia-- a country with a flat-tax and much less economic equality.
http://en.wikipedia.org/wiki/Skype