The message - that capitalism, unfettered, red in toothandclaw, is always inherently good - may be the creed, but that doesn't mean it is the easiest sell in these times of resentment against Wall Street and the establishment.
It is indeed an irony that, in the area of tropical disease, the wicked drug firms have discovered the value of not-for-profit business at precisely the point when governments are contemplating the idea that the best way forward is the use of incentives more attuned to red-in-tooth-and-claw capitalism.