> If producers are able to totally game a commodity market and control prices so completely than you have bigger problems than just poverty.

Game is probably more strongly worded than what actually happens : a shift in the demand curve. It's not that a cabal of producers are colluding to raise prices. Its more that, in aggregate, producers will decide to independently raise prices when consumer demand increases [0].

[0] https://www.economicsdiscussion.net/demand/shifts-in-demand-...