The advice given to you is nothing more than this : You will give the state 5 francs in exchange for nothing, and the state will give you 4 francs in exchange for your work. The fool's market. People, how coul the state provid for your living when you are the one providing for the state's? The state takes 6 breads, eats 2 and ask your toil to give you back 4 breads. If, at this moment, you ask for 8 breads, the state can only do the following : it can take from you 12 breads, eate 4 and make you earn the rest.