That deserves some sort of Chomsky Award for nearly meaning something, then breaking into a Whiskey Tango Foxtrot.
No, subsidies and taxes are not like a classical R-C control network; you're oversimplifying like a madman to equate them to a negative feedback loop, i.e., something that stabilizes. To the extent the analogy helps at all, taxes and subsidies are more of a positive loop, feeding corruption, destabilizing.
doing ourselves through conscious collective action
Would you recommend a wall of Pet Rocks, or a vast Ouija Board to implement this?