Norwegian corporate taxes are low, at 25% corporate income tax [2], well below the OECD average, while US corporate taxes are one of the highest in the world and by far the highest of any OECD country [2] [3].
> What about iterating quickly, which involves hiring and firing people quickly as well?
Then hire people on contracts. Nothing in Norwegian law prevents you from hiring and firing at will as long as you don't make people think you're hiring for a position that is meant to last.
[1] http://taxfoundation.org/article/comparison-tax-burden-labor...
[2] http://stats.oecd.org//Index.aspx?QueryId=58204
[2] http://taxfoundation.org/blog/us-has-highest-corporate-incom...