What I think is not pertinent to this thread, but you generalise. The folk music of Communist Cuba and many Eastern European states are subsidised and encouraged.
The indigenous people of Latin America, who are about to form a great socialist alliance also have a strong folk culture which I believe will be assured by the new regimes.
So if I must choose it would be the system which values music and art for its own sake, not the one which bends and distorts anything of real worth into the shape of the £ or the $.....Ake