No offense, but there's a big difference between economic determinism and physical determinism. Gramsci was writing about humans in a sociological context, not sub atomic particles and quantum mechanics. They do not contradict the other. Unless you mean to imply that particles behave like human beings for some reason.
It just means that every minute decision you make was predetermined by various material factors. I.E. the reason you make the decision you do is because your brain was in a state which was determined by various material factors. Those material factors were predetermined by other material factors so on and so forth.
No offense, but there's a big difference between economic determinism and physical determinism. Gramsci was writing about humans in a sociological context, not sub atomic particles and quantum mechanics. They do not contradict the other. Unless you mean to imply that particles behave like human beings for some reason.
From the comment I responded to: